2003
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The G's in the Machine
Jan. 24, 2003
Zero-g is a myth. Even in orbit, spacecraft experience tiny accelerations called "microgravity" that scientists monitor using a device named SAMS.
The Inconstant Sun
Jan. 17, 2003
If you thought the sun was an unwavering beacon, you're wrong. An experiment called SOLCON on board shuttle mission STS-107 is monitoring the sun's brightness high above Earth's cloudy atmosphere. Researchers say it's crucial data for studies of climate change.
Check out NASA at your Library
July 1, 2003
Would you like to fly to the space station? Take a shower in microgravity? See Earth from Earth-orbit? If you answered "yes" to any of those questions, then you might want to check out something new at local libraries.
Wonder-glass from Space
April 14, 2003
Glass made of metal. Glass so clear that fibers thousands of miles long would be transparent. Glass that travels through the body to destroy cancer. These are some of the wonderous types of glass than can be formed in the weightlessness of space.
Earth's Inconstant Magnetic Field
Dec. 29, 2003
Our planet's magnetic field is in a constant state of change, say researchers who are beginning to understand how it behaves and why.
The Great Dark Spot
March 12, 2003
For more than a century, astronomers thought the Great Red Spot was the biggest thing on Jupiter. But cameras onboard the Cassini spacecraft have revealed something at least as large: the Great Dark Spot.
Houston, We Have a Solution
Nov. 10, 2003
New research aboard the Space Stationaims to adapt a tried-and-true repair tool to weightlessness.
Solar Pinholes
Aug. 6, 2008
X-rays from Earth
Aug. 18, 2003
Later this year, astronomers plan to use NASA's powerful Chandra x-ray telescope to look at something they've never seen before: our own planet.
The Oldest Light in the Universe
Feb. 11, 2003
A NASA satellite has captured the sharpest-ever picture of the big bang's afterglow.