Astronomer Wants to Find Alien Life By Detecting Radiation from Light Sails

Harvard astronomer Avi Loeb is known for his unusual thought experiments regarding alien life; he has suggested a search for...

Janey Tracey
Monday, 24 August 2015 - 3:34PM

The 6 Best Cassini Images of Saturn's Moon Dione

NASA's spacecraft Cassini has been studying Saturn and its moons since 2004, and its historic mission will finally come to an end in...

Janey Tracey
Monday, 17 August 2015 - 5:04PM

The Very Best Photos of the 2015 Perseid Meteor Shower

Perfect conditions meant there are dozens of stunning photos of last night's Perseids.

Kieran Dickson
Thursday, 13 August 2015 - 10:59AM

You Can Now Vote to Name 20 Exoplanet Systems After Sci-Fi and Fantasy Characters

Name a planet after Daenerys, Carl Sagan, or HAL 9000.

Janey Tracey
Wednesday, 12 August 2015 - 1:24PM

Dazzling Perseid Meteor Shower to Reach Its Peak Tonight

The meteor shower is happening right now, but will be at its most brilliant on Wednesday night.

Janey Tracey
Wednesday, 12 August 2015 - 9:46AM

NASA Blames Congress for American Dependence on the Russian Space Program

"The greatest nation on Earth should not be dependent on others to launch humans into space."

Janey Tracey
Friday, 07 August 2015 - 3:44PM

Tour 'Weird Ceres', White Spots and All, in NASA's New 3-D Video

3D space videos? The future is here!

Janey Tracey
Thursday, 06 August 2015 - 4:47PM

Watch: NASA Video Reveals the Dark Side of the Moon as It Transits the Earth

The mysterious side of the satellite is revealed in all its glory.

Janey Tracey
Thursday, 06 August 2015 - 9:51AM

The Curiosity Rover's 9 Biggest Moments from Three Years on Mars

Curiosity celebrates three trailblazing years on the Red Planet on August 6.

Janey Tracey
Wednesday, 05 August 2015 - 2:53PM

Here's What Our Solar System's 'Non Planets' Would Look Like on Earth

These amazing moons, asteroids and dwarf planets are far smaller than you imagined.

Kieran Dickson
Tuesday, 04 August 2015 - 5:33PM

Shoebox-Sized 'Lunar IceCube' Spacecraft Could Help Us Colonize the Moon

This tiny, tiny spacecraft could find water and other resources on the Moon.

Janey Tracey
Tuesday, 04 August 2015 - 3:43PM

NASA Confirms Closest Rocky Exoplanet to Earth

NASA’s Spitzer Space telescope just confirmed that a newly discovered exoplanet is indeed the closest rocky planet to orbit a star...

Zain Charkawi
Friday, 31 July 2015 - 1:29PM

$100 Million Mission to Find Alien Life Denied Use of World's Largest Telescope

Last week, some of the greatest minds in science announced the Breakthrough Listen initiative, undoubtedly the greatest attempt yet...

Zain Charkawi
Thursday, 30 July 2015 - 3:22PM

NASA's New Horizons Finds Flowing Ice, Dazzling Atmospheric Haze on Pluto

Astronomers have only seen similar surfaces on active planets, like Earth or Mars.

Janey Tracey
Friday, 24 July 2015 - 2:40PM

Kepler Discovers 12 'New Earths,' Including Most Earth-Like Planet Yet

The planet is in its star's habitable zone, and there's a "better than even" chance that it's rocky.

Janey Tracey
Thursday, 23 July 2015 - 12:50PM

This Is What Pluto Would Look Like If Someone Dropped It on Australia

If you haven't heard, Pluto is really, really tiny.

Janey Tracey
Wednesday, 22 July 2015 - 2:34PM

Philae Gets Lost in Space, Falls Silent Once Again

After a long and suspenseful saga, Philae has fallen silent once again. The lander, which touched down on a comet at November 12 of...

Janey Tracey
Monday, 20 July 2015 - 1:38PM

New Horizons Sends Back Stunning Images of Frozen Plains in the Heart of Pluto

NASA's groundbreaking mission revealed carbon monoxide ice in the heart-shaped structure.

Janey Tracey
Friday, 17 July 2015 - 4:00PM

First Photos of Pluto's Surface Reveal Huge Water Ice Mountains

Pluto may be host to water ice structures as large as the Rocky Mountains.

Janey Tracey
Thursday, 16 July 2015 - 10:24AM

Paul Feig and Planetary Scientists Launch Campaign to Reinstate Pluto as a Planet

Even when it was officially a planet, Pluto was always the underdog, as it was the smallest and furthest away of the nine planets in...

Janey Tracey
Tuesday, 14 July 2015 - 3:21PM