Category:Extragalactic astronomy

• Extragalactic astronomy (astronomy)

C

• Cooling flow (astronomy)
• Galactic corona (astronomy)
• Correlation function (astronomy)
• Cosmic dust (astronomy)

D

• Density wave theory (astronomy)
• Diffuse extragalactic background radiation (astronomy)
• Dropout (astronomy)

E

• Extinction (astronomy)
• Extragalactic planet (astronomy)

F

• Faber–Jackson relation (astronomy)
• Freeman law (astronomy)
• Fundamental plane (elliptical galaxies) (astronomy)

G

• Galactic tide (astronomy)
• Galaxy morphological classification (astronomy)
• Great Observatories Origins Deep Survey (astronomy)

H

• Hubble sequence (astronomy)

I

• Interacting galaxy (astronomy)
• Intergalactic dust (astronomy)
• Intergalactic star (astronomy)
• Intracluster medium (astronomy)

M

• MilkyWay@home (astronomy)

O

• Ostriker–Peebles criterion (astronomy)

P

• Peculiar velocity (astronomy)
• Photon underproduction crisis (astronomy)

R

• Rubin–Ford effect (astronomy)

S

• Satellite galaxy (astronomy)
• Sołtan argument (astronomy)
• Stebbins–Whitford effect (astronomy)
• Supergalactic coordinate system (astronomy)

T

• Tully–Fisher relation (astronomy)

V

• Velocity dispersion (astronomy)
• Virgocentric flow (astronomy)
• Virial mass (astronomy)