Worksheet: Stars, Galaxies, and the Universe
In this worksheet, we will practice describing some important objects in the universe.
Which star is closest to Earth?
- AAlpha Centauri
- BProxima Centauri
- CBarnard’s Star
- DThe Sun
The Sun is around 150 million kilometers from Earth. It takes about eight minutes for light from the Sun to reach our planet.
Light can travel 6 trillion miles in a year. What is the unit of measurement astronomers use to record the distance that light travels in one year?
What is the name of our galaxy?
- AThe Andromeda galaxy
- BCosmos Redshift 7
- CThe Milky Way
- DMessier 87
What is the name given to a group of stars which form a recognizable pattern in the sky?
- AA supernova
- BA constellation
- CA galaxy
- DA nebula