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Venus

  • What color is Venus?
  • How long does it take Venus to go around the Sun?
  • How long is a day on Venus?
  • How far away is Venus from Earth?
  • How far is Venus from the Sun?
  • Does Venus really spin backwards?
  • How old is Venus?
  • How strong is the gravity on Venus?
  • What is Venus made of?
  • What is the surface of Venus like?
  • Has a spacecraft ever landed on Venus?
  • What is the atmosphere of Venus like?
  • Why is Venus so bright in the night sky?
  • How did Venus get its name?
  • Who discovered Venus?
  • Could life exist on Venus?
  • Why is Venus so hot?
  • Why is Venus sometimes called Earth's twin?

What is Venus made of?

Venus is made up of a central iron core and a rocky mantle, similar to the composition of Earth. Its atmosphere is mainly made up of carbon dioxide (96%) and nitrogen (3%), with small amounts of other gases.


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Cool Cosmos is an IPAC website. Based on Government Sponsored Research NAS7-03001 and NNN12AA01C.