5321–5340 of 5,644 results

Astronomy & Observing News

Intergalactic Globulars

Astronomers have discovered "orphaned" globular star clusters wandering like vagabonds amid the members of a cluster of galaxies in Ursa Major.

Astronomy & Observing News

Mars Meets the Moon

Although lunar occultations of Mars aren't rare, the red planet loomed large during the dramatic meeting on July 17th.

Astronomy & Observing News

Small Asteroids = Small Threat?

Two researchers argue that stony asteroids fall apart much easier when they slam into Earth's atmosphere — and thus are far less destructive — than previously thought.

Astronomy & Observing News

Comet Award Winners for 2003

Five individuals will share the fifth annual Edgar Wilson Award for amateur comet discovery.

Astronomy & Observing News

The Oldest, Weirdest Planet

It orbits not just one star, but two. And it's almost as old as the universe itself.

Astronomy & Observing News

More Martian Dust?

Growing Martian dust-storm clouds could mean the end observable surface features for sometime.

Astronomy & Observing News

Keck Interferometer Measures a Future Solar System

In a technological tour de force, the two giant Keck telescopes combine light waves for super-sharp resolution of the disk around a young star.

Astronomy & Observing News

Astro Image in the News: A Martian Potato

Courtesy NASA/JPL/Malin Space Science Systems. Since 1999 the Mars Global Surveyor spacecraft has been beaming high-resolution views of the red planet back to Earth. So many pictures have arrived in the past few years that it is easy to forget just how powerful the satellite's cameras really are. Thankfully, pictures…

Celestial News & Events

Solar Activity Continues

A large spot is now visible on the Sun's surface. It's big enough to be seen without optical aid, but always use a safe solar filter when viewing the Sun.

Astronomy & Observing News

Women in Professional Astronomy: Venus Rising

On June 29-30, astronomers met in Pasadena, California for the Women in Astronomy II meeting.

Astronomy & Observing News

Arizona Scopes Escape Wildfire

Intense firefighting efforts have saved the many telescopes of Steward Observatory northeast of Tucson.

Astronomy & Observing News

SOHO "Healthy" Despite Antenna Malfunction

The Solar and Heliospheric Observatory (SOHO) spacecraft's main antenna has malfunctioned — but the craft is still transmitting to Earth 80 percent of the time.

Astronomy & Observing News

NASA To Launch Glowing Night Clouds

NASA will release three luminous clouds into the night sky over the Eastern Seaboard as early as tonight.

Astronomy & Observing News

Delta Scorpii Still Showing Off

For the fourth summer in a row, a special star near Antares is shining abnormally bright.

Astronomy & Observing News

All Eyes on Eta Carinae

Astronomers worldwide are observing around the clock right now to crack this superbright star's mysteries.

Astronomy & Observing News

Nozomi (Finally) Heads for Mars

Japan's first-ever planetary spacecraft should reach Mars in mid-December &$151; but will it be functioning when it gets there?

Astronomy & Observing News

News from the Sun

Solar astronomers meeting this week have announced a spate of new research results about our home star.

Astronomy & Observing News

Aurora and Leviathan Highlight German Star Party

Patterned after the Stellafane convention in the US, the Internationales Teleskoptreffen Vogelsberg (ITV) drew a record crowd of more than 2,000 astronomy enthusiasts to Stumpertenrod, Germany.Photo by Guido Stein. One of the largest star parties of Europe, the International Telescope Meeting Vogelsberg (Internationales Teleskoptreffen Vogelsberg, or ITV) drew a huge…

Astronomy & Observing News

A New Neighbor Star

Astronomers turn up a faint red dwarf just a few light-years from the solar system.

Astronomy & Observing News

Sun Acts Up Again

Two large sunspot groups are visible on the Sun's face. One is flaring wildly, and the other looks like it's about to do the same.

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