11 November 2014, 12:19 PM ET
A humongous sunspot — the biggest one seen since 1990 — has so far produced no aurora-causing events, despite sending off 10 huge solar flares in less than two weeks.
11 November 2014, 11:46 AM ET
Comet 67P/C-G is humming. ESA’s Rosetta probe detected cyclical changes in the comet’s magnetic field environment. To make the comet’s magnetic ‘song’ audible to people, researchers sped up the data 10,000 times its actual rate.
11 November 2014, 10:34 AM ET
Supernova 1987A remnant’s appearance has baffled astronomers for decades. One side is brighter than the other.
11 November 2014, 07:46 AM ET
Get up early or stay out late to see some of the brightest planets in the night sky this month. The elusive planet Mercury begins November with its best morning apparition for 2014.
11 November 2014, 07:21 AM ET
A European probe is expected to make an audacious landing on the face of a comet tomorrow (Nov. 12), and you can follow it live online starting today (Nov. 11).
11 November 2014, 07:00 AM ET
Radar measurements made by NASA's Saturn-orbiting Cassini probe along a 25-mile-long (40 kilometers) stretch of Kraken Mare's eastern shore reveal depths ranging from 66 to 115 feet (20 to 35 m), researchers said.
10 November 2014, 11:19 PM ET
This space wallpaper shows Beta Pictoris, located about 60 light-years away towards the constellation of Pictor (the Painter's Easel) and is one of the best-known examples of a star surrounded by a dusty debris disc.
10 November 2014, 07:45 PM ET
The Orion capsule will roll out to the launch pad Tuesday night (Nov. 11), moving from NASA's Kennedy Space Center (KSC) in Florida to the next-door Cape Canaveral Air Force Station ahead of its Dec. 4 launch.
10 November 2014, 06:03 PM ET
Sgt. Russ Marek lost an arm, leg and suffered a brain injury in Iraq in 2005. Fmr. Kennedy Space Center director Jim Kennedy talks about meeting him and the NASA technology that Marek uses to control his prosthetic arm.
10 November 2014, 04:46 PM ET
The low birth rate for stars in distant galaxy clusters is one of astronomy's long-standing mysteries. But scientists now have a new culprit in the case: cosmic turbulence from black holes.
10 November 2014, 03:30 PM ET
On screen, director Christopher Nolan's film 'Interstellar' takes audiences on a futuristic journey across space and time. Behind the scenes, it was real space history rather than science-based fiction that inspired Nolan to make the film.
10 November 2014, 02:03 PM ET
The Space Shuttle Endeavour pilot (STS-130 mission) talks about the differences between shuttle and space station missions with Space.com's @MiriKramer. Virts is part of the Expedition 42/43 crew launching to the Station in Nov. 2014.
10 November 2014, 02:00 PM ET
Landing a probe on a comet whizzing through deep space isn't easy, but this week, the European Space Agency (ESA) will attempt to do just that. If successful, it will be the first time anyone has landed a probe on the surface of a comet.
10 November 2014, 12:14 PM ET
Interruptions in the regular tick-tock of nature's clocks could be a sign that gravitational waves are passing through.
10 November 2014, 11:00 AM ET
To understand how deep fractures on the giant asteroid Vesta formed, scientists recreated violent cosmic impacts in a lab with a high-speed cannon.
10 November 2014, 11:00 AM ET
Should we ever find ourselves facing a real-life "Interstellar" dilemma, NASA might be able to help. The space agency has several ongoing and planned missions to scan the cosmos for Earth-like worlds outside the solar system.
10 November 2014, 09:42 AM ET
NASA CIBER sounding rocket experiments have detected a surprising amount of infrared 'cosmic glow.’ It comes from ‘orphan stars,’ which are ejected out of their host galaxies during galaxy collisions and end up in the voids between galaxies.
10 November 2014, 09:18 AM ET
International Space Station crew members Max Suraev, Reid Wiseman and Alexander Gerst landed safely aboard a Soyuz TMA-13M spacecraft on Nov. 10th, 2014.
10 November 2014, 07:00 AM ET
The sci-fi epic "Interstellar" is just a movie, but it throws a lot of science on the screen for space geeks to sink their teeth into. Here's a look at some of the space-science concepts that play key roles in the film.
10 November 2014, 01:01 AM ET
American astronaut Reid Wiseman, Russian cosmonaut Maxim Surayev, and European astronaut Alexander Gerst returned to Earth from aboard the International Space Station, touching down in Kazakhstan after 165 days orbiting the planet.
09 November 2014, 07:51 PM ET
Using the European Very Large Telescope's MUSE instrument, researchers have been able to compile observations of galaxy ESO 137-001 slamming into a enormous galaxy cluster and the movement of gas in the aftermath.
09 November 2014, 08:18 AM ET
The European Space Agency is going to attempt to land a probe on the surface of a comet next week. If successful, the soft-landing will be the first of its kind in history.
08 November 2014, 08:00 AM ET
NASA tested two rockets with 3D-printed injectors modeled after the rocket that could one day send humans to Mars.
08 November 2014, 07:00 AM ET
A weakening sun will more easily push Mars-bound astronauts beyond standard NASA radiation safety limits, putting them at increased risk for cancer, a new study warns.
07 November 2014, 11:02 PM ET
The emotions of "Interstellar" ring true to those who've been in space, says AstroCritic and former ISS commander Leroy Chiao.
07 November 2014, 06:49 PM ET
In water surface tension experiment, ISS crew members Steve Swanson, Reid Wiseman and Alexander Gerst created a floating water bubble and inserted a Go-Pro camera.
07 November 2014, 06:14 PM ET
NASA's Mars Reconnaissance Orbiter's (MRO) High Resolution Imaging Science Experiment (HiRISE) camera snapped imagery of the comet during its fly-by of Mars.
07 November 2014, 06:08 PM ET
This treatment shows brightness changes in the coma of the comet. The imagery was snapped by the NASA's Mars Reconnaissance Orbiter between Oct. 17th-20th, 2014.
07 November 2014, 04:57 PM ET
A rare close encounter between Mars and a comet last month pummeled the Red Planet with cometary dust, which likely left a yellow glow in the Martian sky, scientists revealed today (Nov. 7).
07 November 2014, 04:37 PM ET
European scientists and engineers are gearing up to soft-land a robotic probe on the mysterious surface of a comet for the first time.
07 November 2014, 12:00 PM ET
In 'Interstellar,' Nolan chronicles the search for another planet for humanity after life of Earth becomes unsustainable. See images from the film "Interstellar" in this Space.com gallery.
07 November 2014, 11:30 AM ET
The cast who play astronauts in Christopher Nolan's new science fiction film "Interstellar" learned how about life in microgravity from a real space traveler. Retired NASA astronaut Marsha Ivins offered tips to Matthew McConaughey and Anne Hathaway.