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.

Web Extra: Kepler, the man

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.

Web Extra: Titan up close

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.

Web Extra: Explore the 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.

Web extra: Escape to South America

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.

Web extra: A fond look at French Polynesia

The Marquesas and Tuamotu islands were our companions as we sailed to the July 11 total solar eclipse.

Astronomy mythbusters

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.

Web Extra: A wide-field photo gallery

Enjoy more images from Orion’s 8-inch astrograph.


This Month in Astronomy
Web Talk
Bob Berman’s Strange Universe
Stephen James O’Meara’s Secret Sky
Astro News
The Sky this Month
David H. Levy’s Evening Stars
Glenn Chaple’s Observing Basics
Tony Hallas’ Imaging the Cosmos
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