Worksheet: Stars, Galaxies, and the Universe

In this worksheet, we will practice describing some important objects in the universe.

Q1:

Which star is closest to Earth?

  • AAlpha Centauri
  • BProxima Centauri
  • CBarnard’s Star
  • DThe Sun

Q2:

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?

  • ALight-years
  • BMeters
  • CMiles
  • DKilometers

Q3:

What is the name of our galaxy?

Spiral galaxy-72 ppi
  • AThe Andromeda galaxy
  • BCosmos Redshift 7
  • CThe Milky Way
  • DMessier 87

Q4:

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

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