5901–5920 of 6,058 results

Astronomy & Observing News

Assessing and Reporting Impact Risks

Astronomers are heavily debating the best way to accurately inform the public about the risks of deadly impact on Earth.

Astronomy & Observing News

Cooperation on Texas Dark Skies?

Thanks to some diplomatic efforts by amateur astronomers, the skies above George Observatory, outside Houston, Texas, may be saved from additional light pollution.Courtesy Charles Gray. In the ongoing struggle between expanding development and the protection of vanishing dark skies, it looks like there's a success story in the making outside…

Astronomy & Observing News

SETI@home Spells Out New Plans

Your computer may soon be able to join a widened search for ETs. Above: The Parkes radio telescope in Australia.

Astronomy & Observing News

Astro News Briefs: August 26 – September 1

Earth's oldest impact found and the fate of the Contour spacecraft.

Astronomy & Observing News

Pluto Events Perplex Astronomers

The ninth planet passed in front of two stars in mid-2002, providing new — and conflicting — details about the state of its atmosphere.

Astronomy & Observing News

Decoding Titan's Climate

Astronomers may be one step closer to understanding why Titan has a detached smoggy layer in its upper atmopshere. Click on image for a processed view showing the detached layer of atmospheric haze weakly visible above Titan's day side.Courtesy NASA/JPL. With blistering heatwaves in the U.S. and devastating floods in…

Astronomy & Observing News

First View of Mars in X-rays

The Chandra X-ray Observatory captured the first-everview of Mars in X-rays.

Celestial News & Events

Giant Sunspot Group Still Visible

A large sunspot complex will remain visible for several more days before disappearing around the Sun's limb.

Astronomy & Observing News

Contour's Fate Looks "Bleak"

No one has heard from the comet-bound Contour spacecraft since it left Earth orbit, and a new telescopic image suggests that it may now be in pieces.

Astronomy & Observing News

Contour: Missing in Action

The Contour spacecraft (seen here in an artist depiction) will encounter at least two comets during its lifetime — assuming engineers can reestablish contact with it.NASA/Contour At 4:49 a.m. Eastern Daylight Time, the Contour spacecraft was to fire its engine, leave its Earth orbit, and head off into interplanetary space.…

Path of 2002 NY40

Celestial News & Events

How to Watch Saturday's Asteroid Flyby

For help in locating asteroid 2002 NY40 on August 17–18, Sky & Telescope has prepared four (PDF) finder charts (see page 2). S&T: Roger Sinnott and Gregg Dinderman. On Saturday night, August 17–18, a recently discovered asteroid will pass close enough to Earth to be easily spotted in small telescopes…

Astronomy & Observing News

An Average Perseid Meteor Shower

This year's Perseids performed just about as expected, though hazy, humid skies hindered the view from many places.

Astronomy & Observing News

Star-Party Season Reaches Its Peak

A new Moon, early Perseid meteors, and dark skies greeted attendees at Stellafane, Starfest, and a host of other star parties at the height of the summer season.

Astronomy & Observing News

The Moon Through an 8-Meter Eye

The European Southern Observatory has captured one of the highest-resolution views of the Moon ever seen from Earth.

Astronomy & Observing News

Not a Quark Star After All?

A weird object announced last April appears to be an ordinary neutron star, not a strange new type of matter.

Astronomy & Observing News

Astro News Briefs: August 5–11

Do cosmic rays affect global warming, Stardust begins its mission, and more...

Celestial News & Events

Dawn Comet

Another new comet, even brighter than Comet Hoenig, can now be seen low in the northeastern sky around morning twilight by observers in the Northern Hemisphere.

Astronomy & Observing News

Asteroid Hunters Receive Grants

Amateur astronomers from around the world have earned funds to continue their asteroid monitoring programs.

Celestial News & Events

Comet Hoenig Heads South

This unexpectedly bright little comet (magnitude 7.5 or so) is currently heading south through Draco toward Ursa Major and Canes Venatici.

Astronomy & Observing News

Making the Case for Merging Black Holes

Does X mark the spot where two supermassive black holes have melded into one?