Solar System

New Horizons Recovers from Glitch, Still on Track for Pluto Flyby

New Horizons will make its approach to our former ninth planet on July 14.

Janey Tracey
Monday, 06 July 2015 - 1:36PM

The Biggest Ring Around Saturn Is Much Bigger Than We Thought

The Phoebe ring is seven thousand times the size of Saturn itself.

Laura Storch
Thursday, 18 June 2015 - 4:26PM

New Horizons Principal Investigator Thinks Flyby Will Prove Pluto Is Still a Planet

Pluto might just get invited back to the cool kids' table.

Janey Tracey
Monday, 15 June 2015 - 2:51PM

Watch: Pluto's Egg-Shaped Moon Nix Does a Cosmic Tilt-a-Whirl

Pluto's weird moon Nix is not only shaped like an egg, it jerks and tilts crazily as it orbits.

Janey Tracey
Thursday, 04 June 2015 - 3:14PM

'Jets' from Enceladus Geysers May Be Huge Curtain-Like Sheets of Ice and Vapor

Scientists believed Enceladus had geysers that emitted "jets," but new research indicates that they may be giant walls of vapor and...

Janey Tracey
Wednesday, 06 May 2015 - 3:46PM

NASA's MESSENGER Will Crash and Burn on Thursday

Later this week, NASA's MESSENGER probe will end its four-year journey and crash into Mercury's surface.

Janey Tracey
Monday, 27 April 2015 - 10:49AM

Jupiter May Have Destroyed Super-Earths in Our Solar System By Shooting Asteroids at Them

Jupiter may have spiraled inward in our early solar system, causing a series of collisions that would have destroyed several...

Janey Tracey
Monday, 23 March 2015 - 4:44PM

You Can Now Nominate Names for Features on Pluto

The International Astronomical Union and the New Horizons team invite everyone to suggest and vote for names for geological features...

Janey Tracey
Monday, 23 March 2015 - 3:35PM

Deep Space Becomes a Tourist Destination in These Beautiful Vintage Travel Posters

Beautiful vintage travel posters invite you to visit locations in deep space.

Janey Tracey
Thursday, 19 March 2015 - 3:46PM

60 Tons of Cosmic Dust Fall to Earth's Surface Each Day

Every day, thousands of pounds of cosmic dust falls into Earth's atmosphere from space and eventually lands on the surface. Exactly...

Janey Tracey
Thursday, 12 March 2015 - 11:24AM

First Detailed Images of Venus's Surface Underneath the Layer of Clouds

Venus may be our closest neighbor, but it is still relatively elusive, mostly as a result of its thick cloud layer that obscures its...

Janey Tracey
Tuesday, 10 March 2015 - 11:14AM

Astronomers Discover Planet with Four Suns

Scientists have observed many "Tatooine-like" star systems with multiple suns over the years, even capturing the birth of one...

Janey Tracey
Monday, 09 March 2015 - 1:14PM

NASA's Dawn Spacecraft Achieves Orbit Around Ceres

After a seven-year journey, NASA has confirmed that Dawn has successfully achieved orbit around the dwarf planet Ceres. The spacecraft...

Janey Tracey
Friday, 06 March 2015 - 10:39AM

Cold-Resistant Compound May Be Key to Life in Titan's Methane Lakes

Liquid water has long been the holy grail in the search for extraterrestrial life, but recently, more and more astrobiologists are...

Janey Tracey
Wednesday, 04 March 2015 - 11:22AM

What Earth's Sunset Would Look Like If We Orbited Other Stars

The sunset is one of the most familiar, and yet one of the most spectacular, sights on Earth. But what would it look like if we...

Janey Tracey
Wednesday, 04 March 2015 - 3:56AM

NASA's New Horizons Sends First Pictures of Pluto's Small Moons

Today is the 85th anniversary of our discovery of the icy dwarf planet Pluto, and to celebrate, NASA's New Horizons spacecraft has...

Janey Tracey
Thursday, 19 February 2015 - 4:22PM

Alien Star Narrowly Missed Our Solar System 70,000 Years Ago

The closest star to our solar system, Proxima Centauri, is 4.24 light years from our Sun. Scientists have just discovered that 70,000...

Janey Tracey
Wednesday, 18 February 2015 - 2:32PM

Mars One Narrows Down to 100 Hopefuls - Meet Some of the Fascinating Finalists

Mars One has narrowed down the shortlist to 100 hopefuls for their planned one-way trip to Mars. Twenty-four of these applicants will...

Janey Tracey
Tuesday, 17 February 2015 - 1:24PM

'Mirage Planets' May Convince Us They're Habitable Long After Their Oceans Have Burned Away

In the search for extraterrestrial life, liquid water is essentially the holy grail. Life can be found on Earth almost everywhere that...

Janey Tracey
Thursday, 12 February 2015 - 2:25PM

Astronomers Capture Birth of Tatooine-Like Solar System for the First Time

Astronomers have captured close-up images of the birth of a multiple-star solar system for the first time. Although its creation is...

Janey Tracey
Wednesday, 11 February 2015 - 4:12PM