Satellite News

Satellites are used for a large number of purposes. Common types include military (spy) and civilian Earth observation satellites, communication satellites, navigation satellites, weather satellites, and research satellites.

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NASA Probe Sees Solar Wind Decline

The 33-year odyssey of NASA's Voyager 1 spacecraft has reached a distant point at the edge of our solar system where there is no outward motion of solar wind. Now hurtling toward interstellar space some 17.4 billion...

Super-Earth Atmosphere

A team of astronomers, including two NASA Sagan Fellows, has made the first characterizations of a super-Earth's atmosphere, by using a ground-based telescope...

Kepler Discovers

NASA's Kepler spacecraft has discovered the first confirmed planetary system with more than one planet crossing in front of, or transiting, the same star...

Pulverized Planet

Tight double-star systems might not be the best places for life to spring up, according to a new study using data from NASA's Spitzer Space Telescope....

Dark Asteroids

NASA is set to launch a sensitive new infrared telescope to seek out sneaky things in the night sky -- among them, dark asteroids that could pose a threat to Earth....

Spacewalkers Steve Bowen and Alvin Drew completed a six-hour, 14-minute spacewalk at 4:56 p.m. EST.

This was the final STS-133 spacewalk, the 244th by U.S. astronauts. It was the seventh for Bowen totaling 47 hours, 18 minutes and places him sixth on the all-time list. It was the second spacewalk for Drew, totaling 12 hours, 48 minutes. It was the 155th spacewalk in support of International Space Station assembly and maintenance, totaling 973 hours, 53 minutes, equal to 40 full days of spacewalks.

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