15 September 2013, 10:16 AM ET
What was your favorite space news story of the last week?
15 September 2013, 09:00 AM ET
Voyager 1 left the solar system in August 2012 after 35 years of spaceflight. While this milestone is momentous enough in its own right, it also opens up a new science campaign whose potential already has scientists salivating.
14 September 2013, 04:30 PM ET
Japan's brand-new Epsilon rocket soared into space Saturday (Sept. 14) in a debut launch that carried a novel satellite into orbit to gaze at other planets in our solar system.
14 September 2013, 02:09 PM ET
From a stunning solar prominence to an aurora over finland, don't miss these stunning night sky photos by stargazers and SPACE.com readers.
14 September 2013, 10:32 AM ET
From a photobombing frog to a baseball-size meteor, don't miss these amazing space photos of the week for Sept. 14, 2013.
14 September 2013, 10:30 AM ET
Voyager 1 is now officially in interstellar space, but doesn't mean NASA can't see the far-flung spacecraft. See a photo of NASA's Voyager 1 radio signal glow as seen through an array of radio telescopes on Earth.
13 September 2013, 08:28 PM ET
What will life on Mars look like when the first settlers arrive?
13 September 2013, 05:40 PM ET
A huge asteroid that wiped out the dinosaurs may not have been the only cosmic event to cause mass extinctions or change Earth’s climate.
13 September 2013, 04:52 PM ET
Changes in plasma levels around Voyager I revealed that the 70s era spacecraft had entered interstellar space. But even in interstellar space, Voyager is still under the influence of the sun.
13 September 2013, 09:26 AM ET
Take a deep breath and dive under the ocean with ESA and NASA astronauts, who recently arrived at the underwater habitat Aquarius to train for life in space at the bottom of the sea.
13 September 2013, 05:25 AM ET
A refurbished Clinton-era satellite that languished in storage for years is now on track to launch in early 2015. The mission, called the Deep Space Climate Observatory, or DSCOVR for short, is meeting its budget and schedule requirements.
13 September 2013, 05:00 AM ET
Voyager 1 entered interstellar space in August 2012, nearly 35 years after blasting off. As it leaves our solar system behind, the spacecraft is streaking toward an encounter with a star called AC +79 3888, which lies 17.6 light-years from Earth.
12 September 2013, 09:26 PM ET
When NASA announced today that one of its probes has officially become the first interstellar spacecraft in human history it was a time for celebration, congratulations and ... 'Star Trek'?
12 September 2013, 06:00 PM ET
Thanks to NASA's far-flung Voyager 1 spacecraft, which left the solar system in August 2012, now everyone here on Earth can listen to the sound of interstellar space.
12 September 2013, 03:00 PM ET
NASA's Voyager 1 spacecraft is humanity's first probe ever to reach interstellar space. See the major milestones of Voyager's trek to the void in this SPACE.com photo timeline.
12 September 2013, 02:01 PM ET
A probe from Earth has taken its first steps in interstellar space. After streaking through space for nearly 35 years, NASA's robotic Voyager 1 probe finally left the solar system in August 2012, a study published today in the journal Science reports.
12 September 2013, 02:01 PM ET
NASA's Voyager 1 probe left the solar system last August, researchers announced today (Sept. 12). SPACE.com caught up with Voyager project scientist Ed Stone to discuss Voyager 1's historic achievement and what's next for the venerable probe.
12 September 2013, 02:00 PM ET
New data from NASA’s Voyager 1 indicates the probe has left the influence of the Sun’s bubble of charged particles and entered true interstellar space, after a 36-year odyssey through the Solar System, across more than 11,253,000,000 miles.
12 September 2013, 01:52 PM ET
The process of selecting a site for NASA's next landing on Mars, planned for September 2016, has narrowed to four semifinalist sites located close together in the Elysium Planitia region of Mars, as seen in this space wallpaper.
12 September 2013, 01:30 PM ET
If the top quark is not heavier than experiments currently suggest, a stranger-than-doomsday fate may await the cosmos — disembodied brains and virtually anything else could one day randomly materialize into existence.
12 September 2013, 01:00 PM ET
See images from NASA's twin Voyager probes, the farthest spacecraft from Earth.
12 September 2013, 12:50 PM ET
Over 34 hours of Hubble observation of Abell 1689 shows the gravitational lensing phenomenon produced by the cluster in greater detail. The blue streaks created by the phenomenon are distorted forms of galaxies behind the cluster.
12 September 2013, 12:00 PM ET
Space fans, rejoice! NASA is extending its social media reach by launching a new Instagram account, giving people the chance to share out-of-this-world photos on the go, according to agency officials.
12 September 2013, 11:13 AM ET
NASA says it will hold a press conference today (Sept. 12) to discuss an apparently new development in the one of the agency's far-flung Voyager spacecraft at the edge of the solar system, and you can watch the announcement live online.
12 September 2013, 11:07 AM ET
Using data From ESA's CryoSat mission, an animation has been created showing sea ice thickness from October 2010 to April 2013. Scientists believe that the actual volume of ice may reach a new low in 2013.
12 September 2013, 09:51 AM ET
Technicians move a container with experiments for irradiation.
12 September 2013, 06:30 AM ET
NASA has narrowed the list of candidates down to three space rocks for an ambitious mission to capture an asteroid and tow it to the moon, where it can be explored by astronauts. The three contenders were picked from a larger list of 14 objects.
12 September 2013, 06:00 AM ET
Using data from ESO telescopes, astronomers have found the center of our galaxy takes on a x-shaped appearance, that resembles a peanut. An animation of the Milky Way galaxy and simulation of a barred galaxy shows many angles of the area.
12 September 2013, 05:50 AM ET
NASA's well-traveled Deep Impact spacecraft, which slammed a probe into one comet and then flew by another, may be drifting out of control in deep space and starving for power. Efforts to restore communication with the probe are underway.
11 September 2013, 04:49 PM ET
NASA's Solar Dynamics Observatory captured a massive eruption and Earth coming between it and the Sun on September 11, 2013.
11 September 2013, 03:47 PM ET
After a flawless launch from Virginia's eastern shore, NASA's next moon probe is looking good on its way to lunar orbit.
11 September 2013, 02:45 PM ET
Massive stars can wreak havoc on their surroundings, as can be seen in this beautiful space wallpaper of the Carina nebula from NASA's Spitzer Space Telescope.