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Loose apronyms:
Perfect Apronyms OnlyAll Apronyms
ALDEBARANAcross Lightyear Distances, Earthbound Beams Are Received At Night Tony McCoy O'Grady. (Taurus, the Bull, is a zodiacal constellation that contains the orange-hued star Aldebaran, the 13th brightest star in the sky and 45 times larger than the Sun.)
BLAST OFFBurn Loads And Surge Through Our Fragile Firmament Tony McCoy O'Grady
EUROPEAN SPACE AGENCYExalted University Researchers Orgainsed Project Emulating American (NASA) Space Programme - Albeit Cannot Expend Asmuch Gelt Each New Calendar Year Tony McCoy O'Grady
FOCUSFor Orbits, Centre's Usually Star Angela Brett
IAIts Astronomical Rico Leffanta (Ia is Hawaiian for Milky Way)
METALMost Elements That Aren't Light Angela Brett (astronomers call any elements heavier than helium 'metals'.)
METEORSMoving Endlessly They Encircle Our Rotating Sphere Tony McCoy O'Grady
MISQUOTEMost Idiots Seldom Question Understanding Of The Eclipse Rico Leffanta
MOONMonthly Orbiter Of Nighttime Tony McCoy O'Grady
MOON (2)Makes One Odify Nighttime Roger Williams
MOON (3)Most Often Observed Nightly. Roger Williams
NASA (2)Never Attended Starfleet Academy Tony McCoy O'Grady
Re-expansions of existing acronyms
NASA (4)Not Another Shuttle Accident! Angela Brett, after the space shuttle Columbia broke up in re-entry.
People & Relationships:Disaster
NORTHERN LIGHTNightly Observance, Rays Tints Have Each Ring Naturally Living In Great Hues. Tremendous Jan Morgan
ORIONOften Resplendent In Our Nightsky Tony McCoy O'Grady
PATHETICPeople Against The Hypothesis Earth Travels In Circles Rico Leffanta
Assorted Adjectives
PERSEIDSParticles Entering Remote Stratosphere Emit Illuminations During Summertime. Tony McCoy O'Grady
PLASMAPyrolysis Looms As Spacecraft Meets Atmosphere Angela Brett, who hopes that the term 'pyrolysis' can apply to the separation of atoms into ions and electrons in plasma.
POLE STARPeople Oriented Looking Ever Skyward. The Astrolabe Resulted Tony McCoy O'Grady
PULSARSProbably Unpopulated Locations, Some Are Remotely Studied. Tony McCoy O'Grady
QUASARSQueer Unusual And Strange Areas - Radiation Sources Tony McCoy O'Grady
ROCKETRoaring Off, Carrying Keen Extra Terrestrials Patricia Rix
ROCKETSReach Orbit Converting Kinetic Energy, Transporting Satellites Philip Edwards
SATELLITESat A 'Tall Electric Lamp' = Light! It Truly Enlightened! Charles H. Montgomery, Jr. Saw 'SATELLITE' thought 'Sat A Light.'
Words & Wordplay
SETISpread Ears Toward Infinity Angela Brett (SETI usually stands for the Search for Extra-Terrestrial Intelligence)
Re-expansions of existing acronyms
SETI (2)Some Expect Tiny Irishmen Angela Brett, referring to 'little green men' (see SETI)
Re-expansions of existing acronyms
SETI (3)Spacemen Everywhere Tune In Angela Brett (see SETI)
Re-expansions of existing acronyms
SETI (4)Sentience: Earthbound? The Investigation Angela Brett (see SETI)
Re-expansions of existing acronyms
SETI (5)Seek E. T's Integers Tony McCoy O'Grady (see SETI)
Re-expansions of existing acronyms
SETI AT HOMESupercomputers Everywhere Try Isolating Alien Technology's Hallmark - Obfuscated Mathematical Equations? Angela Brett
SETI AT HOME (2)Sift, Eventually, Total 'Interference' Among The Heavens Over Mother Earth Tony McCoy O'Grady
SHUTTLESpacemen Have Used This To Leave Earth Angela Brett
SIDEREALStarlight Inspires Desires Enchanting Romantics, Especially After Libations Rico Leffanta
People & Relationships:Love & Lust
SOLSource Of Light Tony McCoy O'Grady
SOUND IN SPACESign Of Uneducated Nitwits... Doesn't It Need Some Perturbed Atoms, Compressing & Expanding? Angela Brett, when Jeff gave sound in space as the reason for calling STAR WARS FOUR Un Realistic.
SPACEScientists Puzzled About Curvature, Etc. Angela Brett
STARSomething That Astronomers Research Angela Brett
STARSShining Things Are Radiation Sources Tony McCoy O'Grady
STARS (2)Still Twinkling After Repeated Seasons Roger Williams
SUN (2)Star, Usefully Nearby Philip Edwards
SUN (3)Solar Unit Nearby. Roger Williams
SUNRISESun's Up Now, Resulting In Sleep Ending. Roger Williams
Sports & Recreation:Relaxation
SUNSETSun Unseen Now Signifying Evening Time. Roger Williams
SUNSET (2)Sun's Unseen Now, Since Earth's Turning TMcCO'G
TIDEThen It Does Ebb. Roger Williams
TELESCOPEThis Enhances Longsightedness - Even See Cosmic Objects Parsecs Extrasolar. Angela Brett
UMBRAUsually Makes Blacker Region Appear. Angela Brett
VACUUM (2)Visit A Cold, Uncaring Universe - Matterless! Angela Brett (it must be uncaring, because in a vacuum, nothing matters.)