Book Review: Practical Astronomy

20 years ago

The book, "Practical Astronomy", by Storm Dunlop, is a wonderful beginner's guide that brings order to the multitude of light…

Aura Satellite Delivered to Launch Facility

20 years ago

NASA's Aura satellite - the latest in a series of Earth observing spacecraft - arrived at Vandenberg Air Force Base…

Outer Planets Could Warm Up as Sun Dies

20 years ago

The Sun is heating up, and in 4 billion years from now it will swell up to become a red…

Genesis Prepares to Return to Earth

20 years ago

NASA ordered the Genesis spacecraft to close up its particle collectors this week, to prepare its sample-return capsule to enter…

Milky Way is a Dangerous, Turbulent Place

20 years ago

After 15 years of observation, over the course of more than 1,000 nights, a European team of astronomers has collected…

Asteroid Search Looks South

20 years ago

Most of the asteroid sky surveys have been carried out in the Northern Hemisphere, but astronomers from the University of…

SOHO Has Seen 750 Comets

20 years ago

On March 22, 2004, the ESA/NASA SOHO solar observatory spacecraft observed its 750th comet since its launch in late 1995.…

Chandra Sees Titan’s X-Ray Shadow

20 years ago

The Chandra X-Ray Observatory captured a rare event in January when Saturn's moon, Titan, passed in front of the Crab…

Is There Life on Europa?

20 years ago

When NASA's Galileo spacecraft uncovered evidence that Europa's icy surface covers a huge ocean, scientists immediately thought... life. Scientists have…

Two Directions for Sample Return Mission

20 years ago

Since it was awarded a contract to study the feasibility of return samples of Mars back Earth, EADS Space has…