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Asteroid Belt: Facts & Formation

May 04, 2017 | Reference

Most asteroids orbit between Mars and Jupiter in the Main Asteriod Belt. But some space rocks stray out of the main belt and threaten Earth.
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Eta Aquarids: Meteor Shower From Halley's Comet

May 03, 2017 | Reference

The Eta Aquarids are a meteor shower best visible from the Southern Hemisphere.
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The Late Heavy Bombardment: A Violent Assault on Young Earth

April 29, 2017 | Reference

Debris from space bombarded Earth billions of years ago and may have delivered water to the hot, young planet.
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Lyrids: Leftovers of Comet Thatcher

April 20, 2017 | Reference

The Lyrid meteor shower has been observed for more than 2,700 years.
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Solar Eclipses: When Is the Next One?

April 12, 2017 | Reference

Solar eclipses are one of nature’s grandest events. What is a solar eclipse? Why are there different kinds of solar eclipses? How do they work? And when is the next one? We explain.
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Arianespace: Satellite Launch Company

April 11, 2017 | Reference

Arianespace is a multinational company that provides satellite launch services.
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Einstein's Theory of Special Relativity

March 30, 2017 | Reference

Albert Einstein determined that the laws of physics are the same for all non-accelerating observers, and that the speed of light in a vacuum was independent of the motion of all observers.
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NASA's James Webb Space Telescope: Hubble's Cosmic Successor

March 28, 2017 | Reference

Everything you need to know about NASA's Big Bang-probing space telescope.
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Gliese 581c: Super-Earth Exoplanet

March 23, 2017 | Reference

Gliese 581c is a super-Earth planet that was discovered in 2007. Early research suggested it may have liquid water on its surface but more recent research disputes that idea.
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Euclid: ESA's Search for Dark Matter & Dark Energy

March 23, 2017 | Reference

Euclid is a mission that aims to learn more about the parts of the universe we can't see — dark energy and dark matter, which are thought to make up most of the known universe.
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