March 3, 2004
This week, Earth and Jupiterare only 400 million miles apart--the nearest the two worlds will be all year.
May 6, 2004
Could one of the fundamental assumptions of modern Physicsbe wrong? A group of NASA-supported researchers are going to find out by bouncing laser beams off the Moon.
March 12, 2004
With the help of Earth-watching satellites, scientists can identify high-risk hot spots for deadly diseases before outbreaks strike.
Jan. 22, 2004
On January 24, 2004, NASA's Mars rover Opportunity is scheduled to land on a Martian plain in search of evidence for water.
Nov. 15, 2004
NASA scientists are using space satellites to unravel one of the great mysteries of the ancient world. The long-lost secrets they're discovering could help modern people in Central America avoid the fate of the Maya.
July 9, 2004
When Cassini reached Saturn On June 30th, it dashed through a gap in Saturn's rings, twice. One of onboard science instruments recorded a flurry of ring-dust harmlessly striking the spacecraft.
Feb. 3, 2004
NASA-supported researchers are going to send fruit flies to the International Space Stationto learn what space travel does to the genes of astronauts.
March 17, 2004
The NASA/ESA Ulysses spacecraft is perilously cold as it begins a newly extended mission to study the sun.
Oct. 6, 2004
NASA researchers are developing an exquisitely sensitive artificial nose for space exploration.
Jan. 16, 2004
When NASA's Stardust spacecraft flew by Comet Wild 2 earlier this month, the probe saw something that surprised astronomers.