4781–4800 of 6,038 results

People, Places, and Events

Stellafane Auction Begins

A spirited bidding war is now under way for two precious artifacts: a prototype 13-mm Nagler eyepiece and Steve O'Meara's Tele Vue Genesis refractor.

Space Missions

Hubble Lifts the Veil

New images from the Hubble Space Telescope show parts of the Veil Nebula in Cygnus in unprecedented detail.

Celestial News & Events

Prepare for the Perseids

August is the best month to view meteors from the Northern Hemisphere. And conditions are ideal this year, with activity peaking on the new-Moon night of Sunday–Monday, August 12–13.

Solar System

Phoenix Heads to Mars

Rising from the ashes of a mission to Mars that disappeared without a trace in 1999, the Phoenix spacecraft is on its way to the Red Planet.

Northeast at Night

Astronomy and Society

Google Earth @ Night

Light pollution has never been so fun to explore.

Space Missions

Understanding Saturn's G Ring

Astronomers might have found the source for Saturn's mysterious G ring.

People, Places, and Events

Light Pollution = Not Funny

A widely read columnist thinks that a reader's question about all the lost stars is "too funny." Tell us your thoughts.

Astronomy & Observing News

China's New Spectroscopic Wonder

China will be contributing in a major way to spectroscopic discoveries with the unveiling of its new Large Sky Area Multi-Object Fiber Spectroscopic Telescope.

Space Missions

Coming Soon: Hi-Res Lunar Images

Photos by the Apollo astronauts are getting the star treatment.

Celestial News & Events

Mercury Meets the Twins

In the early morning hours of August 1st, you can see Mercury in the constellation Gemini.

Professional Telescopes

ESO's Sweet Ride

Astronomers unveil the latest thing in transporting giant telescopes.

Celestial News & Events

Jupiter's Circulating Current

Amateurs capture Jupiter's spots in the act of jumping belts.

Pro-Am Collaboration

Comet Discoverers Awarded

This year's Edgar Wilson Award went to three unique amateur comet discoverers.

Celestial News & Events

Increasing Chance of Meteors

The meteor rate is finally picking up after a multi-month drought.

Space Missions

The Economics of Impacts

Can't have enough of people thinking about the threat of asteroids.

Exoplanets

Why So Lopsided?

A star 150 light-years away is surrounded by a disk of debris that might indicate that hidden planets are throwing their weight around.

Solar System

Is a New Moon News?

Thanks to the latest find by the Cassini spacecraft, we now know that Saturn has 60 satellites circling it.

Solar System

The End of the Rovers?

The dust clouds on Mars are blocking out so much sunlight that the Mars Exploration Rovers may not survive until the storm blows over.

Celestial News & Events

Star Cluster/Comet Encounter

On Sunday evening Comet LINEAR (C/2006 VZ13) passes within kissing distance of the great globular star cluster Messier 3.

Solar System

The Walnut-Shaped Moon

Scientists now think they know why Saturn's moon Iapetus has its distinctive nutty character.