Galaxy filament
Largest structures in the universe, made of galaxies.
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Galaxy filament
Largest structures in the universe, made of galaxies.
Soyuz (rocket family)
Russian and Soviet rocket family.
Galaxy formation and evolution
Subfield of cosmology.
Teacher in Space Project
NASA program from 1984 to 1990.
Planetary protection
Prevention of interplanetary biological contamination.
Coma Cluster
Cluster of galaxies in the constellation Coma Berenices.
Soviet ship Kosmonavt Yuriy Gagarin
Spacecraft tracking ship of the Soviet Union.
Ivan's hammer
Using asteroids as kinetic weapons.
Onizuka Air Force Station
Military space communications and satellite testing site in Sunnyvale, California.
Hercules A
Radio-source galaxy in the constellation Hercules.
STS-54
1993 American crewed spaceflight to deploy TRDS-6.
STS-78
1996 American crewed spaceflight to support the Life and Microgravity Spacelab.
Nike Smoke
NASA sounding rocket.
Earth Departure Stage
Proposed component of the Ares V and SLS rockets.
CWISEP J1935−1546
Cold brown dwarf in the constellation Sagittarius.
NGC 708
Galaxy in the constellation Andromeda.

254 Augusta
Main-belt asteroid.
146 Lucina
Main-belt asteroid.
255 Oppavia
Main-belt asteroid.

1637 Swings
Main-belt asteroid.
438 Zeuxo
Main-belt asteroid.
HD 187123
Star in the constellation Cygnus.
SN 2213−1745
Supernova event in the constellation of Aquarius.
Iota1 Normae
Star in the constellation Norma.

Integrated Apogee Boost Stage
American rocket stage.
Nebular hypothesis
Astronomical theory about the Solar System.
Hyperion proto-supercluster
Galaxy cluster in the constellation Sextans.
Sputnik (rocket)
Small carrier rocket.
NGC 6027
Galaxy in the constellation Serpens.
Yuri Gagarin
Soviet cosmonaut (1934–1968).
Greip (moon)
Moon of Saturn.
Science Fiction League
Organization of science fiction fans.

Cayley (crater)
Crater on the Moon.

Mendel (lunar crater)
Crater on the Moon.
Dorsum Azara
Wrinkle ridge on the Moon.
Prinz (crater)
Crater on the Moon.
Herbig–Haro object
Small patches of nebulosity associated with newly born stars.
Suisei Planitia
Planitia on Mercury.
172 Baucis
Asteroid.
Komeda (crater)
Crater on Mercury.
Schumann resonances
Global electromagnetic resonances, generated and excited by lightning discharges.
Blue blob
Type of stellar system.
Soyuz MS-30
Planned 2027 Russian crewed spaceflight to the ISS.
Odd radio circle
Unexplained circular astronomical object detected only by radio waves.