Space

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Picture of the Week—The Swirls of Mars

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The Big Dipper's Newest Star

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Felicia Day Explains Colliding Galaxies

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Picture of the Week—The Kappa Crucis Cluster, a.k.a. the "Jewel Box"

The Abbé Nicolas-Louis de Lacaille was the first to find this cluster of stars in 1751 while on an astronomical expedition to the Cape of Good Hope

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Thursday News Roundup — Black Holes, Traveling to Titan, and More Spiders

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Meteor Shower Rewards Early Risers Tomorrow

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Saturn’s Massive Newfound Ring

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Space Ships to Crash Into the Moon This Friday!

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Jupiter’s Temporary Moons

Hubble Telescope Gets Back to Work

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Picture of the Week—Jupiter’s New Spot

David Zax is a former writing intern at Smithsonian magazine and is the author of "Galileo's Vision."

David Zax on “Galileo’s Vision”

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Apollo Astronauts Push for Mission to Mars

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Moon Landing Video Restored

Galileo Galilei invented the geometric and military compass.  It was his first commercial scientific instrument.

Galileo's Instruments of Discovery

With these various instruments, Galileo Galilei was able to look into space and change our view of the universe.

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The Legacy of Apollo

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Picture of the Week—Apollo 11 Solar Wind Composition Experiment

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The Apollo 11 Owners’ Workshop Manual

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A New Kind of Black Hole

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Find the International Space Station with Twitter

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