---
title: Astronomy terms
category: science
---
andromeda
big bang
black hole
comet
comet trail
dark energy
dark matter
exoplanet
galaxy
jupiter
mars
mercury
messier
meteor
meteorite
milky way
nebula
nebulae
neptune
planet
pleiades
pluto
ringed planet
saturn
spiral galaxy
star
star cluster
uranus
venus
worm hole