The Kepler spacecraft’s search for other worlds
Johannes Kepler decoded how the Sun’s planets move. Now the spacecraft named after him hunts for other planetary systems.
Johannes Kepler was a brilliant mathematician who contributed to many areas of science.
Illustrated: The biggest eyes on the sky
Nearly 50 giant telescopes probe the cosmos from Earth’s surface. The biggest ones congregate in locations with clear and steady skies.
Cassini’s top 10 Saturn system discoveries
Earthlike landscapes, one-of-a-kind storms, and painted faces are just a few of the surprises the Cassini mission found in the Ringed Planet’s neighborhood.
Watch as the Huygens probe lands on an alien moon – with features and a landscape remarkably similar to our own.
Tour the Local Group of galaxies
Grab your telescope and look for these 16 often overlooked members of our galaxy’s neighborhood.
There are 39 more Local Group galaxies to see.
10 things to do on a cloudy night
If the weather ruins your observing plans, you can still improve your techniques, re-evaluate your equipment, and prep for the next clear night.
Darkness over Easter Island
All total solar eclipses are dramatic, but our setting for the July 11, 2010, event vaulted it to the top of the list.
The 2-week eclipse adventure through South America produced lots of great shots.
Totality washes over the South Seas
A cruise through French Polynesia proved the perfect prelude to July’s total solar eclipse.
The Marquesas and Tuamotu islands were our companions as we sailed to the July 11 total solar eclipse.
You shouldn’t believe everything you see or hear relating to astronomy. Except what you read here, of course.
Orion’s wide-field imaging dream scope
With this 8-inch f/4 astrograph, you can produce superb deep-sky images.
Enjoy more images from Orion’s 8-inch astrograph.
This Month in Astronomy
Bob Berman’s Strange Universe
Stephen James O’Meara’s Secret Sky
The Sky this Month
David H. Levy’s Evening Stars
Glenn Chaple’s Observing Basics
Tony Hallas’ Imaging the Cosmos
The Cosmic Grid