5201–5220 of 6,712 results

People, Places, and Events

Telescopes Galore at NEAF

Dozens of new products debut at the Northeast Astronomy Forum & Telescope Show.

People, Places, and Events

Astro-imagers Share Keys to Success

The Northeast Astro-Imaging Conference (NEAIC) kicked off Thursday here in Suffern, NY., featuring talks by many of the biggest names in astrophotography.

Space Missions

Happy Birthday, Hubble!

Eighteen years ago today, astronauts aboard the Space Shuttle Discovery deployed the Hubble Space Telescope. And what an 18 years it's been!

Messenger's Mercury

Astronomy & Observing News

Will Mercury Hit Earth Someday?

Here's the bad news: the inner solar system is unstable. Jupiter's gravity may send Mercury careening into the Earth. But don't start panicking yet.

People, Places, and Events

NEAF is Back!

This weekend, make plans to attend the largest annual astronomy trade show in America: the Northeast Astronomy Forum & Telescope Show.

New Product Showcase

Fly with Apollo

Ride along on the Apollo space missions to the Moon with Imaginova's Starry Night Apollo.

New Product Showcase

Binocular SkyScout

See more celestial targets by attaching your Celestron SkyScout to tripod-mounted binoculars with the FAR-Sight SkyScout Mount from Farpoint Astronomical Research.

New Product Showcase

Big Autoguider

The affordably priced StarShoot AutoGuider from Orion Telescopes & Binoculars enables you to track your target precisely during long-exposure astrophotography.

New Product Showcase

Maglite Night Vision

Now you can make your Mini Maglite flashlight astronomy friendly with Nite Ize LED Upgrade kit.

Resources and Education

Another Bright Nova, This Time in Sagittarius

Just magnitude 9 when discovered on April 18, 2008, this nova in Sagittarius has brightened tenfold.

Cosmology

Hubble's Colliding Galaxies

No two galaxy collisions are alike, as shown in 59 weird images just released by the Hubble Heritage Project.

Professional Telescopes

VISTA Survey Nears the Starting Line

A giant telescope with a deeply curved mirror is on its way to revolutionizing our view of the infrared sky.

GLAST

Astronomy & Observing News

GLAST Scientists Answer Your Questions

Earlier this week, key members of the Gamma-ray Large Area Space Telescope (GLAST) team were on hand to answer your questions about NASA's next space-based observatory. Read the conversation now.

Solar System

The Sun Really Rocks!

Newly released video shows that the entire Sun shimmies and shakes in the aftermath of a big solar flare.

Distant Pioneer

Space Missions

"Pioneer Anomaly" Solved?

The first spacecraft to reach the outer solar system have been mysteriously slowing down for decades. Put aside the exotic explanations; it may be just a matter of heat.

Astronomy and Society

Apophis ad Absurdum

Was it a simple misunderstanding, sensationalist reporting, or an outright hoax? Whatever the answer, a recent story about a German student embarrassing NASA's asteroid experts shows how little mass-media reporters know about basic science — and how unlikely they are to check the facts.

People, Places, and Events

Navigation Gathering

Stargazing's neglected cousin will be celebrated at a historical locale.

Resources and Education

Found in Cygnus: A 7th-Magnitude Nova

Two Japanese amateurs captured the new star on April 10, 2008, at a spot where their camera had recorded nothing just three days earlier.

People, Places, and Events

Sidewalk Astronomy Made Easy

Saturday, April 12th, was International Sidewalk Astronomy Night — when hundreds of amateur astronomers worldwide showed the public the beauty of the night sky.

Celestial News & Events

Watch a Bright Star Wink Off and On

It's extremely unusual for a star that's visible to the unaided eye to be momentarily blotted out by a chunk of rock flying through outer space. But that's what's going to happen early on the morning of Thursday, April 17th, over the most densely populated section of the United States.