A meaning in Space Science ?

Answer: What is Alpha mean?

Alpha (uppercase Α, lowercase α; Ancient Greek: ἄλφα, álpha, or Greek: άλφα, romanized: álfa) is the first letter of the Greek alphabet. In the system of Greek numerals, it has a value of one. Alpha is derived from the Phoenician letter aleph , which is the West Semitic word for "ox". Letters that arose from alpha include the Latin letter A and the Cyrillic letter А.

reference

Full Form	Category
Aakash	Academic & Science
Atto (10¯¹⁸)	Academic & Science
angstrom [1 x 10¯¹⁰ meters in length]	Academic & Science
Absorptivity	Academic & Science
Asymmetrical (or assymetrical)	Academic & Science
Assymetrical	Academic & Science
Type A (Battery Size)	Academic & Science
Helmholtz Energy	Academic & Science
symbol for Argon, until 1957	Academic & Science
Aqueous	Academic & Science
Advanced	Academic & Science
Adjective	Academic & Science
Art	Academic & Science
Blood Type	Academic & Science
Analysis	Academic & Science
Atto	Academic & Science
The Arts	Academic & Science
Anglo American Cataloguing Rule	Academic & Science
Accepted	Accounts and Finance
Approved	Business
Association	Business
American Bank Note Company	Business
Amortization (Finance)	Business
Archives	Business
Agilent Technologies	Business
Amendment of Application	Business
Agilent Technologies Incorporated	Business
Aktopia	Business
Atom	Chemistry
Act	Community
Artemis	Community
Annihilation	Computing
Adventure Mode	Computing
Archived	Computing
Alpha Token	Cryptocurrency
Australian	Earth Science
Ampere	Electronics
Anode	Electronics
Form A (normally Open) Contacts	Electronics
Ages	General
Aperture	General
Accusative	General
A-check	General
Asexual	General
Alex	General
Andrei	General
Ava	General
Accessory	General
Aggregate	General
Agave	General
Annealing	General
Apple	General
Ape	General
Ann	General
Awesome	General
Apron	General
Aqua	General
Avance	General
Avianca Airlines	General
Answer	General
Ada	General
Appropriate	General
Arte	General
Accept	Governmental
Arbitration	Governmental
Accord	Governmental
Air Force Training Category	Governmental
for Aircraft	Governmental
Activism	Governmental
Autos	Governmental
American	Governmental
Alay	International
Add	Internet
As	Internet
Actor	Jobs
Against	Maths
chemical activity	Medical
mass number	Medical
Ankle Jerk/Reflex	Medical
Accelerations	Medical
Anal	Medical
Acetum	Medical
Actin	Medical
Actinomyces	Medical
Adenosine	Medical
admittance Electricity	Medical
Adrenaline	Medical
Adriamycin	Medical
Adults & Communities	Medical
Agar	Medical
Akinetic	Medical
Alanine	Medical
Albino guinea pig	Medical
Alcohol	Medical
Allele	Medical
Allergist	Medical
Blood Type A	Medical
Vitamin A	Medical
Allergy	Medical
alveolar gas	Medical
Amphetamine	Medical
Anaphylaxis	Medical
Anion	Medical
anoxia/reoxygenation	Medical
Anterior	Medical
antinuclear antibody (ANA is more commonly used)	Medical
apical/radial	Medical
Area	Medical
Ant	Medical
Anteater	Medical
radioactivity	Medical
Arterial	Medical
Arteriolar	Medical
Adenine	Medical
Animals	Medical
Asbestos	Medical
Asparagine	Medical
Alveolization	Medical
Atrial	Medical
Atrium	Medical
Atropine	Medical
augmenting reducing	Medical
before (from Latin ante)	Medical
Auricular	Medical
auris (ear)	Medical
ante (before)	Medical
Aedes	Medical
Artery	Medical
Ancyclostoma	Medical
Ascaris	Medical
Annoying	Messaging
Atomic	Physics Related
African	Regional
Alton Railroad	Regional
Agiliance	Softwares
Acceleration	Space Science
Aft	Space Science
Alpha	Space Science
Analog Signal	Space Science
Angstrom	Space Science
Assists	Sports
Assist	Sports
Ace	Sports
All Lines	Telecommunication