5281–5300 of 5,693 results

Astronomy & Observing News

A Galactic Striptease

Astronomers have caught the spiral galaxy C153 performing an involuntary striptease act as it plunges through the heart of a massive galaxy cluster.

Astronomy & Observing News

Dissecting a Microquasar

Astronomers are still trying to identify what powers a mysterious star system in Aquila.

Astronomy & Observing News

Astro Image in the News:
A Taste of Things To Come

Spirit has taken the highest-resolution picture of Mars ever.

Celestial News & Events

Moon Occults Mars

During the predawn hours of Thursday, July 17th, the waning gibbous Moon will cover Mars for skywatchers in southeastern Florida, the Caribbean, and parts of Central and South America.

Astronomy & Observing News

Old Galaxies in the Young Universe

A survey of galaxies has found that not all star systems in the early universe were small.

Astronomy & Observing News

Plotting Spirit's Course

NASA scientists are gathering vital information about Spirit's, surroundings before taking the Mars rover out for its first drive.

Astronomy & Observing News

A Christmas Comet

Comet Kudo-Fujikawa is seen here in this CCD image taken on December 15, 2002 from Las Cruces, NM, about a day after its discovery.Courtesy Bert and Janet Stevens. Early on the morning of December 14, 2002, Japanese amateur Tetuo Kudo was searching the skies with his giant 20 x 120…

Astronomy & Observing News

Astro News Briefs: December 15–21

Quadrantid meteor source found and new ways to teach astronomy.

Celestial News & Events

A Naked-Eye Spot Returns

The immense sunspot group that on November 4th ejected the largest solar flare ever recorded has rotated around the Sun and is back for a second pass across the Earth-facing side of the solar disk.

Sun on November 3, 2003

Celestial News & Events

More Solar Blasts

Two large sunspot groups, currently disappearing around the western limb of the Sun, spawned another round of powerful flares. The result could be one more fine display of the aurora.

Aurora on morning of Oct 29.

Celestial News & Events

Auroras Light Up the Sky

Many skywatchers who kept an aurora vigil during the morning hours of October 29, 2003, were richly rewarded by a spectacular display.

Aurora over Boston suburb

Celestial News & Events

Solar Flare Spawns More Aurora

For the second time in two nights, an explosion on the Sun triggered a widespread display of the northern lights, this time during the evening of October 30, 2003.

Astronomy & Observing News

2003: A Year of Triumph and Tragedy

The past 12 months brought with it a roller coaster of emotions in astronomy and space exploration.

Astronomy & Observing News

Listening for Beagle 2's Call Home

Europe's Mars Express orbits the red planet, but the lander Beagle 2 remains silent.

Astronomy & Observing News

Seeing the Universe Again for the First Time

Images coming from the newly named Spitzer Space Telescope are already wowing astronomers and the public alike.

Celestial News & Events

A Frozen Eclipse

Though few people were fortunate enough to be in Antarctica to see it, the November 23rd total solar eclipse has been heralded as superb.

Astronomy & Observing News

Astro Image in the News:
Marsbound

Beagle 2 successfully separates from Mars Express.

Astronomy & Observing News

Spitzer's Future Legacies

This space art shows the Spitzer Space Telescope superimposed upon a 100-micron infrared sky.Courtesy NASA/JPL/Caltech. The Spitzer Space Telescope (formerly SIRTF) is unique in how NASA allocating its observing time. Each member of the Spitzer science team has a limited amount of "guaranteed" observing time — roughly 20 percent of…

Astronomy & Observing News

The Asteroid and the Pea

Astronomers have directly detected a minute force that is slowly altering asteroid orbits.

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