Decronym
Decronym t1_j4z0fo1 wrote
Acronyms, initialisms, abbreviations, contractions, and other phrases which expand to something larger, that I've seen in this thread:
|Fewer Letters|More Letters| |-------|---------|---| |JWST|James Webb infra-red Space Telescope| |L1|Lagrange Point 1 of a two-body system, between the bodies| |L2|Lagrange Point 2 (Sixty Symbols video explanation)| | |Paywalled section of the NasaSpaceFlight forum| |L3|Lagrange Point 3 of a two-body system, opposite L2| |L4|"Trojan" Lagrange Point 4 of a two-body system, 60 degrees ahead of the smaller body| |L5|"Trojan" Lagrange Point 5 of a two-body system, 60 degrees behind the smaller body|
^(6 acronyms in this thread; )^(the most compressed thread commented on today)^( has 11 acronyms.)
^([Thread #8450 for this sub, first seen 19th Jan 2023, 06:15])
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Decronym t1_j4mlk6i wrote
Acronyms, initialisms, abbreviations, contractions, and other phrases which expand to something larger, that I've seen in this thread:
|Fewer Letters|More Letters| |-------|---------|---| |DoD|US Department of Defense| |ITS|Interplanetary Transport System (2016 oversized edition) (see MCT)| | |Integrated Truss Structure| |JAXA|Japan Aerospace eXploration Agency| |LEO|Low Earth Orbit (180-2000km)| | |Law Enforcement Officer (most often mentioned during transport operations)| |MCT|Mars Colonial Transporter (see ITS)| |STP|Standard Temperature and Pressure| | |Space Test Program, see STP-2| |STP-2|Space Test Program 2, DoD programme, second round|
^(5 acronyms in this thread; )^(the most compressed thread commented on today)^( has 37 acronyms.)
^([Thread #8440 for this sub, first seen 16th Jan 2023, 19:58])
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Decronym t1_iyyibf3 wrote
Reply to U.S. Space Force chief: The use of space technology in Ukraine ‘is what we can expect in the future’ by Corbulo2526
Acronyms, initialisms, abbreviations, contractions, and other phrases which expand to something larger, that I've seen in this thread:
|Fewer Letters|More Letters| |-------|---------|---| |ASAT|Anti-Satellite weapon| |LEO|Low Earth Orbit (180-2000km)| | |Law Enforcement Officer (most often mentioned during transport operations)| |SSO|Sun-Synchronous Orbit| |USAF|United States Air Force| |VLEO|V-band constellation in LEO| | |Very Low Earth Orbit|
|Jargon|Definition| |-------|---------|---| |Starlink|SpaceX's world-wide satellite broadband constellation| |perigee|Lowest point in an elliptical orbit around the Earth (when the orbiter is fastest)|
^(7 acronyms in this thread; )^(the most compressed thread commented on today)^( has 33 acronyms.)
^([Thread #8390 for this sub, first seen 5th Dec 2022, 03:07])
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Decronym t1_iytn0dd wrote
Acronyms, initialisms, abbreviations, contractions, and other phrases which expand to something larger, that I've seen in this thread:
|Fewer Letters|More Letters| |-------|---------|---| |ESA|European Space Agency| |EVA|Extra-Vehicular Activity| |HLS|Human Landing System (Artemis)| |SLS|Space Launch System heavy-lift|
^([Thread #8386 for this sub, first seen 4th Dec 2022, 01:49]) ^[FAQ] ^([Full list]) ^[Contact] ^([Source code])
Decronym t1_iyrzvux wrote
Acronyms, initialisms, abbreviations, contractions, and other phrases which expand to something larger, that I've seen in this thread:
|Fewer Letters|More Letters| |-------|---------|---| |H2|Molecular hydrogen| | |Second half of the year/month| |NG|New Glenn, two/three-stage orbital vehicle by Blue Origin| | |Natural Gas (as opposed to pure methane)| | |Northrop Grumman, aerospace manufacturer|
|Jargon|Definition| |-------|---------|---| |Raptor|Methane-fueled rocket engine under development by SpaceX| |Sabatier|Reaction between hydrogen and carbon dioxide at high temperature and pressure, with nickel as catalyst, yielding methane and water| |hydrolox|Portmanteau: liquid hydrogen fuel, liquid oxygen oxidizer| |kerolox|Portmanteau: kerosene fuel, liquid oxygen oxidizer| |methalox|Portmanteau: methane fuel, liquid oxygen oxidizer|
^(7 acronyms in this thread; )^(the most compressed thread commented on today)^( has 25 acronyms.)
^([Thread #8384 for this sub, first seen 3rd Dec 2022, 18:32])
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Decronym t1_iyk8uhl wrote
Acronyms, initialisms, abbreviations, contractions, and other phrases which expand to something larger, that I've seen in this thread:
|Fewer Letters|More Letters| |-------|---------|---| |ESA|European Space Agency| |Isp|Specific impulse (as explained by Scott Manley on YouTube)| | |Internet Service Provider| |LEO|Low Earth Orbit (180-2000km)| | |Law Enforcement Officer (most often mentioned during transport operations)| |N1|Raketa Nositel-1, Soviet super-heavy-lift ("Russian Saturn V")| |SLS|Space Launch System heavy-lift| |TPS|Thermal Protection System for a spacecraft (on the Falcon 9 first stage, the engine "Dance floor")|
|Jargon|Definition| |-------|---------|---| |Raptor|Methane-fueled rocket engine under development by SpaceX|
^([Thread #8373 for this sub, first seen 2nd Dec 2022, 00:33]) ^[FAQ] ^([Full list]) ^[Contact] ^([Source code])
Decronym t1_iyf749w wrote
Acronyms, initialisms, abbreviations, contractions, and other phrases which expand to something larger, that I've seen in this thread:
|Fewer Letters|More Letters| |-------|---------|---| |BO|Blue Origin (Bezos Rocketry)| |ICBM|Intercontinental Ballistic Missile| |LEO|Low Earth Orbit (180-2000km)| | |Law Enforcement Officer (most often mentioned during transport operations)| |RCS|Reaction Control System| |Roscosmos|State Corporation for Space Activities, Russia|
|Jargon|Definition| |-------|---------|---| |hydrolox|Portmanteau: liquid hydrogen fuel, liquid oxygen oxidizer| |hypergolic|A set of two substances that ignite when in contact|
^(7 acronyms in this thread; )^(the most compressed thread commented on today)^( has 33 acronyms.)
^([Thread #8368 for this sub, first seen 30th Nov 2022, 23:03])
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Decronym t1_iyaydxk wrote
Acronyms, initialisms, abbreviations, contractions, and other phrases which expand to something larger, that I've seen in this thread:
|Fewer Letters|More Letters| |-------|---------|---| |EHT|Event Horizon Telescope| |FAA-AST|Federal Aviation Administration Administrator for Space Transportation| |FCC|Federal Communications Commission| | |(Iron/steel) Face-Centered Cubic crystalline structure| |GAO|(US) Government Accountability Office| |NEO|Near-Earth Object| |VLBI|Very-Long-Baseline Interferometry|
|Jargon|Definition| |-------|---------|---| |Starlink|SpaceX's world-wide satellite broadband constellation|
^(7 acronyms in this thread; )^(the most compressed thread commented on today)^( has 32 acronyms.)
^([Thread #8366 for this sub, first seen 30th Nov 2022, 01:23])
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Decronym t1_iy713zq wrote
Acronyms, initialisms, abbreviations, contractions, and other phrases which expand to something larger, that I've seen in this thread:
|Fewer Letters|More Letters| |-------|---------|---| |DoD|US Department of Defense| |GEO|Geostationary Earth Orbit (35786km)| |LEO|Low Earth Orbit (180-2000km)| | |Law Enforcement Officer (most often mentioned during transport operations)| |MEO|Medium Earth Orbit (2000-35780km)| |PNT|Positioning, Navigation and Timing| |SV|Space Vehicle| |USSF|United States Space Force|
|Jargon|Definition| |-------|---------|---| |Starlink|SpaceX's world-wide satellite broadband constellation| |cislunar|Between the Earth and Moon; within the Moon's orbit|
^(9 acronyms in this thread; )^(the most compressed thread commented on today)^( has 7 acronyms.)
^([Thread #8364 for this sub, first seen 29th Nov 2022, 05:27])
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Decronym t1_iy0220m wrote
Reply to New JWST image clearly shows dusty spiral arms of NGC 1566 (Credits: NASA / ESA / CSA / Judy Schmidt) by Busy_Yesterday9455
Acronyms, initialisms, abbreviations, contractions, and other phrases which expand to something larger, that I've seen in this thread:
|Fewer Letters|More Letters| |-------|---------|---| |CSA|Canadian Space Agency| |ESA|European Space Agency| |JWST|James Webb infra-red Space Telescope|
^(2 acronyms in this thread; )^(the most compressed thread commented on today)^( has 7 acronyms.)
^([Thread #8357 for this sub, first seen 27th Nov 2022, 18:57])
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Decronym t1_ixx5lbi wrote
Acronyms, initialisms, abbreviations, contractions, and other phrases which expand to something larger, that I've seen in this thread:
|Fewer Letters|More Letters| |-------|---------|---| |L4|"Trojan" Lagrange Point 4 of a two-body system, 60 degrees ahead of the smaller body| |L5|"Trojan" Lagrange Point 5 of a two-body system, 60 degrees behind the smaller body| |SLS|Space Launch System heavy-lift| |ULA|United Launch Alliance (Lockheed/Boeing joint venture)|
^(4 acronyms in this thread; )^(the most compressed thread commented on today)^( has 22 acronyms.)
^([Thread #8354 for this sub, first seen 27th Nov 2022, 01:53])
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Decronym t1_ixsapue wrote
Reply to Orion snaps 'selfie' with the Moon as it prepares for distant retrograde orbit | Insertion burn scheduled to take place today then engineers have six days to see how spacecraft fares in deep space by chrisdh79
Acronyms, initialisms, abbreviations, contractions, and other phrases which expand to something larger, that I've seen in this thread:
|Fewer Letters|More Letters| |-------|---------|---| |L2|Lagrange Point 2 (Sixty Symbols video explanation)| | |Paywalled section of the NasaSpaceFlight forum| |LEO|Low Earth Orbit (180-2000km)| | |Law Enforcement Officer (most often mentioned during transport operations)|
|Jargon|Definition| |-------|---------|---| |cislunar|Between the Earth and Moon; within the Moon's orbit|
^(3 acronyms in this thread; )^(the most compressed thread commented on today)^( has 19 acronyms.)
^([Thread #8350 for this sub, first seen 25th Nov 2022, 23:03])
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Decronym t1_ixhzdnm wrote
Acronyms, initialisms, abbreviations, contractions, and other phrases which expand to something larger, that I've seen in this thread:
|Fewer Letters|More Letters| |-------|---------|---| |CNSA|Chinese National Space Administration| |CRS|Commercial Resupply Services contract with NASA| |ESA|European Space Agency| |ISRO|Indian Space Research Organisation| |JWST|James Webb infra-red Space Telescope| |NRHO|Near-Rectilinear Halo Orbit| |NRO|(US) National Reconnaissance Office| | |Near-Rectilinear Orbit, see NRHO| |RP-1|Rocket Propellant 1 (enhanced kerosene)| |SLS|Space Launch System heavy-lift| |ULA|United Launch Alliance (Lockheed/Boeing joint venture)|
|Jargon|Definition| |-------|---------|---| |Raptor|Methane-fueled rocket engine under development by SpaceX| |kerolox|Portmanteau: kerosene fuel, liquid oxygen oxidizer|
^(11 acronyms in this thread; )^(the most compressed thread commented on today)^( has acronyms.)
^([Thread #8339 for this sub, first seen 23rd Nov 2022, 16:14])
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Decronym t1_ixhxoed wrote
Reply to The ESA aims to make 24/7 space-based solar energy harvesting a reality | Solaris program will study space-based solar power amid rising energy concerns by chrisdh79
Acronyms, initialisms, abbreviations, contractions, and other phrases which expand to something larger, that I've seen in this thread:
|Fewer Letters|More Letters| |-------|---------|---| |ESA|European Space Agency| |GEO|Geostationary Earth Orbit (35786km)| |GSO|Geosynchronous Orbit (any Earth orbit with a 24-hour period)| | |Guang Sheng Optical telescopes|
|Jargon|Definition| |-------|---------|---| |Starlink|SpaceX's world-wide satellite broadband constellation|
^(4 acronyms in this thread; )^(the most compressed thread commented on today)^( has 16 acronyms.)
^([Thread #8338 for this sub, first seen 23rd Nov 2022, 16:02])
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Decronym t1_ixg37rw wrote
Reply to JWST identifies the first concrete evidence of photochemistry (chemical reactions initiated by energetic stellar light) and sulfur dioxide in an exoplanet atmosphere by Easy_Money_
Acronyms, initialisms, abbreviations, contractions, and other phrases which expand to something larger, that I've seen in this thread:
|Fewer Letters|More Letters| |-------|---------|---| |FAR|Federal Aviation Regulations| |JWST|James Webb infra-red Space Telescope| |SLS|Space Launch System heavy-lift|
^(3 acronyms in this thread; )^(the most compressed thread commented on today)^( has 38 acronyms.)
^([Thread #8334 for this sub, first seen 23rd Nov 2022, 04:21])
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Decronym t1_ixf18di wrote
Acronyms, initialisms, abbreviations, contractions, and other phrases which expand to something larger, that I've seen in this thread:
|Fewer Letters|More Letters| |-------|---------|---| |CNC|Computerized Numerical Control, for precise machining or measuring| |ESA|European Space Agency| |KSC|Kennedy Space Center, Florida| |SLS|Space Launch System heavy-lift|
|Jargon|Definition| |-------|---------|---| |Raptor|Methane-fueled rocket engine under development by SpaceX| |cryogenic|Very low temperature fluid; materials that would be gaseous at room temperature/pressure| | |(In re: rocket fuel) Often synonymous with hydrolox| |hydrolox|Portmanteau: liquid hydrogen fuel, liquid oxygen oxidizer|
^(6 acronyms in this thread; )^(the most compressed thread commented on today)^( has 19 acronyms.)
^([Thread #8333 for this sub, first seen 22nd Nov 2022, 23:10])
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Decronym t1_ixee54s wrote
Acronyms, initialisms, abbreviations, contractions, and other phrases which expand to something larger, that I've seen in this thread:
|Fewer Letters|More Letters| |-------|---------|---| |ESA|European Space Agency| |ETOV|Earth To Orbit Vehicle (common parlance: "rocket")| |HALO|Habitation and Logistics Outpost| |ICBM|Intercontinental Ballistic Missile| |ISRO|Indian Space Research Organisation| |Isp|Specific impulse (as explained by Scott Manley on YouTube)| | |Internet Service Provider| |JAXA|Japan Aerospace eXploration Agency| |JWST|James Webb infra-red Space Telescope| |LV|Launch Vehicle (common parlance: "rocket"), see ETOV| |SES|Formerly Société Européenne des Satellites, a major SpaceX customer| | |Second-stage Engine Start| |SSTO|Single Stage to Orbit| | |Supersynchronous Transfer Orbit| |STS|Space Transportation System (Shuttle)| |ULA|United Launch Alliance (Lockheed/Boeing joint venture)|
^(12 acronyms in this thread; )^(the most compressed thread commented on today)^( has 6 acronyms.)
^([Thread #8330 for this sub, first seen 22nd Nov 2022, 20:29])
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Decronym t1_ixd6g5j wrote
Acronyms, initialisms, abbreviations, contractions, and other phrases which expand to something larger, that I've seen in this thread:
|Fewer Letters|More Letters| |-------|---------|---| |DSG|NASA Deep Space Gateway, proposed for lunar orbit| |DST|NASA Deep Space Transport operating from the proposed DSG| |ITAR|(US) International Traffic in Arms Regulations| |NRHO|Near-Rectilinear Halo Orbit| |NRO|(US) National Reconnaissance Office| | |Near-Rectilinear Orbit, see NRHO|
^(3 acronyms in this thread; )^(the most compressed thread commented on today)^( has 36 acronyms.)
^([Thread #8327 for this sub, first seen 22nd Nov 2022, 15:42])
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Decronym t1_ix6u87g wrote
Reply to NASA Moon mission 'exceeding' expectations by modrosso
Acronyms, initialisms, abbreviations, contractions, and other phrases which expand to something larger, that I've seen in this thread:
|Fewer Letters|More Letters| |-------|---------|---| |CLPS|Commercial Lunar Payload Services| |ESA|European Space Agency| |JPL|Jet Propulsion Lab, California| |KSC|Kennedy Space Center, Florida| |KSP|Kerbal Space Program, the rocketry simulator| |SLS|Space Launch System heavy-lift|
^(6 acronyms in this thread; )^(the most compressed thread commented on today)^( has 23 acronyms.)
^([Thread #8317 for this sub, first seen 21st Nov 2022, 04:37])
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Decronym t1_ix5byct wrote
Reply to Atlantis, Kennedy Space Center by VENGER01
Acronyms, initialisms, abbreviations, contractions, and other phrases which expand to something larger, that I've seen in this thread:
|Fewer Letters|More Letters| |-------|---------|---| |DoD|US Department of Defense| |KSC|Kennedy Space Center, Florida| |SLS|Space Launch System heavy-lift| |SRB|Solid Rocket Booster| |STS|Space Transportation System (Shuttle)|
^(5 acronyms in this thread; )^(the most compressed thread commented on today)^( has 19 acronyms.)
^([Thread #8315 for this sub, first seen 20th Nov 2022, 21:32])
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Decronym t1_ivyborn wrote
Reply to Saying goodbye to NASA's InSight lander before it's buried in Martian dust by Impossible_Cookie596
Acronyms, initialisms, abbreviations, contractions, and other phrases which expand to something larger, that I've seen in this thread:
|Fewer Letters|More Letters| |-------|---------|---| |CNSA|Chinese National Space Administration| |COTS|Commercial Orbital Transportation Services contract| | |Commercial/Off The Shelf| |ESA|European Space Agency| |RTG|Radioisotope Thermoelectric Generator|
^(4 acronyms in this thread; )^(the most compressed thread commented on today)^( has 28 acronyms.)
^([Thread #8256 for this sub, first seen 11th Nov 2022, 14:58])
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Decronym t1_ivuzn0j wrote
Reply to Kennedy Space Center launch pad tower records 100 mph gust during Hurricane Nicole by yourlocalFSDO
Acronyms, initialisms, abbreviations, contractions, and other phrases which expand to something larger, that I've seen in this thread:
|Fewer Letters|More Letters| |-------|---------|---| |KSC|Kennedy Space Center, Florida| |SLS|Space Launch System heavy-lift| |USSF|United States Space Force| |VAB|Vehicle Assembly Building|
^(4 acronyms in this thread; )^(the most compressed thread commented on today)^( has 16 acronyms.)
^([Thread #8252 for this sub, first seen 10th Nov 2022, 20:22])
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Decronym t1_iv5denu wrote
Acronyms, initialisms, abbreviations, contractions, and other phrases which expand to something larger, that I've seen in this thread:
|Fewer Letters|More Letters| |-------|---------|---| |H2|Molecular hydrogen| | |Second half of the year/month| |ISRU|In-Situ Resource Utilization| |KSP|Kerbal Space Program, the rocketry simulator|
^(3 acronyms in this thread; )^(the most compressed thread commented on today)^( has acronyms.)
^([Thread #8228 for this sub, first seen 5th Nov 2022, 13:04])
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Decronym t1_iv4zidq wrote
Reply to China Is Now a Major Space Power by goki7
Acronyms, initialisms, abbreviations, contractions, and other phrases which expand to something larger, that I've seen in this thread:
|Fewer Letters|More Letters| |-------|---------|---| |ESA|European Space Agency| |ETOV|Earth To Orbit Vehicle (common parlance: "rocket")| |LV|Launch Vehicle (common parlance: "rocket"), see ETOV|
^(2 acronyms in this thread; )^(the most compressed thread commented on today)^( has 55 acronyms.)
^([Thread #8226 for this sub, first seen 5th Nov 2022, 10:23])
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Decronym t1_j50q35g wrote
Reply to Does anyone have information about Russian space SHUTTLES? just saw a post with a picture of it, didn’t know they existed! by freeastronaut2100
Acronyms, initialisms, abbreviations, contractions, and other phrases which expand to something larger, that I've seen in this thread:
|Fewer Letters|More Letters| |-------|---------|---| |Roscosmos|State Corporation for Space Activities, Russia| |SLS|Space Launch System heavy-lift| |SRB|Solid Rocket Booster| |STS|Space Transportation System (Shuttle)|
^([Thread #8452 for this sub, first seen 19th Jan 2023, 16:24]) ^[FAQ] ^([Full list]) ^[Contact] ^([Source code])