A tiny, glowing dot apparently orbits just inside the inner edge of the dusty debris disk surrounding the star Beta Pictoris, 64 light-years away.

India's first deep-space mission has chalked up another success during the first days of its two-year mission: slamming an instrumented probe into the lunar surface.

New findings announced this week suggest that the Red Planet may have had an ancient ocean after all and that buried glaciers of ice have turned up in surprising places.

High on the Argentinian pampa, 1,600 water-filled "eyes" await the arrival of the most powerful high-energy particles in the universe.

Although questions remain, it appears that astronomers have at last taken images of actual planets orbiting other stars.

As the Sun set slowly over the Martian polar plain, a dust storm robbed NASA's plucky lander of the sunlight it needed to operate.The craft's most recent and presumably final communication came on November 2nd.

So far, so good for India's first attempt to explore the Moon. Chandrayaan 1 is safely in lunar orbit after a two-week series of rocket burns.

Todd and Robin Mason's new documentary, which airs on public television starting Monday, November 10th, recounts the remarkable story of the telescopes that unlocked the secrets of the cosmos.

Click here for a preview of their television documentary, which airs on public television starting Monday, November 10th.

Buy a jug of ethylene glycol at the auto-supply store. Add iron-oxide powder and shake vigorously. Pour into a shallow pan, spray on a pinch of powdered silver, and turn on a magnetic field. Voilà! — instant mirror! Can it really be that easy? Not yet, but a promising new technology suggests that, someday, the answer might be "yes."

Ever wonder what it'd be like to view the icy terrain of Saturn's enigmatically active moon as if you were just 12 miles above it? Now you can, thanks to Cassini's close brush with Enceladus on Halloween.

After a month-long hiatus caused by an electronics failure, the Hubble Space Telescope has resumed its observations of the cosmos. But a final house call by Space Shuttle astronauts will have to wait until NASA engineers can round up some spare parts.

When NASA's Messenger spacecraft flew past the innermost planet on October 6th, it mapped another 30% of the surface never before viewed by spacecraft and gave scientists tantalizing hints of what Mercury is all about.

We're pleased to announce our new store for S&T-themed clothing and products.

There's a new player in deep-space exploration, as India launches a highly instrumented spacecraft destined for lunar orbit.