5781–5800 of 6,089 results

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.

Astronomy & Observing News

Thomas R. Cave (1923–2003)

Amateur astronomy lost a vital link to its 20th-century past with the June 4th death of Thomas Roland Cave III.

Astronomy & Observing News

"Spirit" On Course for Mars

The first of twin wheeled robots is on its way to Mars.

Astronomy & Observing News

Astro News Briefs: June 2–June 8

Jupiter's moon count hits 61 and finding "rural galaxies.

Astronomy & Observing News

Mars Express Launched

The first of three missions to the red planet is on its way.

Astronomy & Observing News

Solving the Puzzle of Gamma-Ray Bursts

The fading afterglow of the March 29th gamma-ray burst, seen 2.6 days later by the 1.3-meter telescope at the Cerro Tololo Inter-American Observatory in Chile. By then the afterglow had faded to 17th magnitude — still bright enough to hide any trace of its underlying host galaxy.Courtesy Joshua Bloom et…

Astronomy & Observing News

Celestron Claims Another Victory

Celestron has won the latest court decision in its ongoing patent-infringement battle with rival telescope manufacturer Meade Instruments.

Astronomy & Observing News

Every Galaxy an Active Galaxy?

Even the quietest galaxies today hold central black holes that roared and blazed when fed in ages past.

Astronomy & Observing News

A Close-up Look at the Young Universe

A "supernova factory" in a giant, dense star cluster gives a look at how globular clusters formed some 12 billion years ago.

Astronomy & Observing News

X-Raying Planetary Birthplaces

Two different types of X-ray emission indicate stars with and without protoplanetary disks.

Astronomy & Observing News

Planet-Formation Paradox Solved?

When young suns seem to lack protoplanetary disks, the disks may just have turned invisible.

Astronomy & Observing News

Clear Skies and Cleverness at Camp Oakes

More than 1,700 enthusiasts flocked to the 35th annual RTMC Astronomy Expo to shop for the newest telescopes and accessories and to use them under dark California skies.

Astronomy & Observing News

Views of the Pale Blue Dot

NASA's Mars Global Surveyor has become the latest spacecraft to image the Earth-Moon pair from afar.

Astronomy & Observing News

An Astronaut, Bargains, and Telescopes Highlight NEAF

One highlight of the annual Northeast Astronomy Forum in Suffern, New York, is Tele Vue's factory-second sale. As attendees streamed into the exhibition hall at Rockland Community College, many headed straight for the Tele Vue booth, where they lined up to buy eyepieces and other telescope accessories at bargain prices.S&T…

Astronomy & Observing News

Lots of Knots

While avoiding the Leonid meteor shower, the Hubble Space Telescope captured this magnificent image of the Helix Nebula in Aquarius.

Astronomy & Observing News

Neptune's Forecast: A Cloudy Summer

Although sunlight barely warms distant Neptune, bright clouds are building in the planet's sunny southern hemisphere.