Scientists say it might be necessary to move the Earth further from the sun as it grows brighter. Look here to find out how they could do it.
NASA reported that an asteroid large enough to destroy a country raced past Earth only 375,000 miles away, which is twice the distance to the moon.
Space industry gathered in Colorado Springs for the National Space Symposium. Find out what's on the agenda, and check out a message board.
Japan's $107 million X-ray telescope failed to reach its proper orbit, and may have burned up in the atmosphere.
Congress approved $30 million for the Pluto-Kuiper Belt project on November 9, 2001, despite a lack of support from the Bush administration and NASA.
Read about the launch of the Image satellite, which is designed to study the interaction between solar wind and the Earth's magnetic field.
Read about the Tracking and Data Relay Satellite, or TDRS-8, which will provide communication links for many NASA projects.
Launched in 1972, the Pioneer 10 probe still serves a purpose for NASA researchers as it heads into the outer solar system.
Meet "Robonaut," a prototype robot for use in space. Find out what it's capable of, and how it's controlled.
Scientists have been able to identify the longest comet tail ever recorded when the spacecraft Ulysses passed through it.
Delivers news of space exploration and astronomical discoveries. Includes photographs.
Solar activity reaches an 11-year peak as two large sunspots are expected to directly face the Earth. Explore the solar cinema.
Read about travel agents' plans to offer space flights by 2004 and a space hotel by 2017.