Oct. 31, 2002
Near-Earth asteroid 1997 XF11, which briefly scared astronomers five years ago, passes by Earth again this week on Halloween.
Oct. 30, 2002
Using space technology, NASA-funded researchers are developing artificial bones for pain-free hip implants.
Oct. 24, 2002
Whenever both sun and clouds are in the sky, be sure to look up--you may behold rings, arcs, and other marvels!
Oct. 21, 2002
Astronautshave a cool demeanor and good people-skills, but six months in a tiny spaceship with the same crewmates can drive anyone to distraction.
Oct. 18, 2002
Astrobiologists speculate that a valuable record of Earth's distant past is preserved on the Moon.
Oct. 16, 2002
Sky watchers in North America can spot the ISS and the Space ShuttleAtlantis at the same time on Oct. 16 and 17.
Oct. 11, 2002
Earth-orbiting satellites are collecting valuable data that reveal the environmental impact of fast-growing cities.
Oct. 9, 2002
Scientists at the NASA Marshall Space Flight Center have released new predictions for the 2002 Leonid meteor storm.
Oct. 7, 2002
Astronomers using the Hubble Space Telescope have measured a distant world more than half the size of Pluto. It's the biggest object found in our solar system since the discovery of Pluto itself 72 years ago.
Sept. 30, 2002
Researchers discuss how to keep Astronautssafe and healthy during long trips through the solar system.