5421–5440 of 5,897 results

Celestial News & Events

A Faint Southern-Sky Visitor

Although likely never brighter than 9th magnitude, Comet C/2002 O7 passes by some interesting sights during its tour of the southern sky.

Celestial News & Events

The Changing Face of Comet Encke

For Northern Hemisphere observers, this will be Comet Encke's closest approach to Earth since November 1838.

Celestial News & Events

Two Comets in 2004

A pair of comets will grace the evening sky in May; Southern Hemisphere observers will have fine views of both.

Astronomy & Observing News

Faulkes Telescope Project Launched

A man with a vision. British entrepreneur Dill Faulkes holds a scale model of one of the twin 2-meter-aperture telescopes his educational trust helped fund. Through the Faulkes Telescopes Project, UK schoolchildren now have access to professional-grade robotic telescopes.Courtesy PPARC. Last March 16th the IMAX Theatre of London's Science Museum…

Astronomy & Observing News

Asteroid 2004 FH's Record Flyby

Right on schedule, asteroid 2004 FH made its dramatic pass about 42,700 kilometers (26,500 miles) above the Earth's surface on March 18, 2004.

Astronomy & Observing News

Sundials Unite Mars and Earth

The Planetary Society is getting volunteers worldwide to build sundials that echo the ones NASA has placed on Mars.

Astronomy & Observing News

Mars's Air Up There

By looking to the sky, the Mars Exploration Rovers hope to answer many lingering questions about the red planet's weather.

Astronomy & Observing News

Stardust's Precious Comet Cargo

The Stardust spacecraft is coming home after collecting samples from Comet Wild 2.

Astronomy & Observing News

Far-Flung Planetoid Shatters Distance Record

The discovery of an ice world more than twice as far from the Sun as Pluto may change thinking about how the solar system formed.

Astronomy & Observing News

Small Asteroid Makes Closest Known Flyby

It may be no bigger than a small office building, but asteroid 2004 FH's close brush with Earth on March 18, 2004, definitely got astronomers' attention.

Astronomy & Observing News

Follow the Hematite

Astronomers now know the source of the hematite in Meridiani Planum.

Astronomy & Observing News

A Light Echo Revisited

The light pulse from a stellar flare has lit the surrounding gas in majestic colors.

Astronomy & Observing News

Gloves Come Off in Fight to Save Hubble

Both houses of Congress are now battling NASA and the Bush administration over the future of the Hubble Space Telescope.

Astronomy & Observing News

Astronomers, Journalists Glimpse Universe's Past, Hubble's Future

Hubble's deepest-yet image comes amid uncertainty about the space telescope's future.

Astronomy & Observing News

Astro Images in the News:
Opportunity Catches Martian Moon Transits

A Mars rover images a Martian moon crossing the disk of the Sun.

Astronomy & Observing News Astro Image in the News:
Hubble's Deepest View Yet"}'>

Astro Image in the News:
Hubble's Deepest View Yet

Astronomers have combined more than XX00 images from the Hubble Space Telescope to produce it's most detailed image so far.

Astronomy & Observing News

Redshift Record Smashed Again

Astronomers have used a gravitational lens to view a baby galaxy 96.5 percent of the way back to the Big Bang.

Celestial News & Events

The 2003 Leonids: Back to Normal?

Interactions between Earth and a pair of debris trails left by Comet Tempel-Tuttle may make for some interesting, albeit brief, Leonid meteor activity this year.

Celestial News & Events

Leonids '02: A Sprinkle in the Moonlight

Norwegian amateur Jarle Aasland caught this 2002 Leonid streaking past the bright star Aldebaran in Taurus, the Bull, at 4:57 UT on November 19th. He used a Nikon D100 (digital SLR) set to ISO 800 and a 5-second exposure.Courtesy Jarle Aasland. I arrived at the Sky & Telescope offices this…