Comet ISON appears intact

It looks like reports of Comet ISON’s demise were greatly exaggerated.

Giant fragment of Chelyabinsk meteorite lifted from Russian lake

On October 15, a giant fragment of the meteorite that hit Russia on February 15 was lifted from the bottom of Lake Chebarkul in the Russian Urals Mountains.

Signs of water detected in exoplanet’s debris

The remains of a water-rich rocky exoplanet have been discovered outside our solar system orbiting a white dwarf star 170 light years away.

Juno craft, headed for Jupiter, resumes full flight operations

After a temporary glitch that occurred after Juno's flyby of Earth on Wednesday - and after a short period in safe mode - the Jupiter-bound craft is fully functioning again.

Comet-chasing mission Rosetta: 100 days to wake-up

Rosetta will wake up soon from deep-space hibernation to reach the comet it has been cruising towards for a decade.

Raw images from Juno spacecraft’s Earth flyby

More images will be released soon, from Juno's flyby of Earth on Wednesday. Plus check out a simulation of Juno's unique perspective on Jupiter in 2016.

Will Comet ISON survive its brush with the sun?

The comet might disintegrate outright, or break-up in the days or weeks after its close brush with the sun. Or it might survive intact, to pass Earth again someday.

A lonely planet without a star

An international team of astronomers has discovered an exotic young planet that is not orbiting a star.

Comet ISON details emerge as it races toward the sun

Scientists are unraveling more information on Comet C/2012 S1 (ISON) as it continues on its journey toward the sun.

Jupiter and Saturn are awash in diamonds, say scientists

Some of the diamonds floating around inside of Saturn may be so large that they could perhaps be called "diamondbergs."