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03 December 2014, 05:00 AM ET
One of the largest social media campaigns in NASA history has helped make the space agency's relationship with the public more interactive than ever before.
03 December 2014, 02:00 AM ET
The upcoming launch of the first Orion spacecraft test flight Thursday (Dec. 4) is a major milestone for the NASA's plans for future space exploration, so it's no surprise that the agency tapped into social media to spark interest and excitement.
03 December 2014, 12:00 AM ET
The flight will mark the farthest journey of a human-spaceflight vehicle since 1972, when the last of NASA's Apollo moon missions flew. But the agency envisions Orion eventually getting astronauts to asteroids and Mars.
02 December 2014, 11:54 PM ET
This stunning space wallpaper is an artist's impression showing schematically the mysterious alignments between the spin axes of quasars and the large-scale structures that they inhabit that observations with ESO’s Very Large Telescope have revealed.
02 December 2014, 11:48 PM ET
Japan's second asteroid-sampling spacecraft, the Hayabusa 2, has launched on a 16-year voyage to collect pieces of a space rock and return them to Earth. See how the mission will work here.
02 December 2014, 11:27 PM ET
The Japanese Aerospace Exploration Agency (JAXA) launced the probe on its long journey to asteroid 1999 JU3. It will rendezvous with the asteroid in mid-2018 and collect samples that will be returned to Earth in 2020. It launched aboard a unmanned H2
02 December 2014, 05:59 PM ET
The second in the Hayabusa series will drop probes on and take samples from asteroid 1999 JU3.
02 December 2014, 03:32 PM ET
Weather is looking reasonably good fro the planned unmanned test launch of NASA's newest space capsule Thursday. The spacecraft, called Orion, is designed to deliver humans to deep space destinations never visited before.
02 December 2014, 12:40 PM ET
In the afterglow of their successful Rosetta comet mission, ministers of the European Space Agency Council meeting in Luxembourg on Dec. 2nd, 2014 approved funding for a new 3-stage launcher.
02 December 2014, 11:03 AM ET
When NASA rockets its Orion spaceship high above the Earth's atmosphere on Thursday, the space-bound aircraft won't be alone.
02 December 2014, 11:00 AM ET
January's sky includes eclipses of the moon and sun, as well as comets and more. Find out what's up in your night sky and how to see it in this Space.com stargazing guide.
02 December 2014, 11:00 AM ET
With luck, skywatchers can catch sight of the five brightest planets in the sky this month. Mercury, Mars, Venus, Saturn and Jupiter should all be on display.
02 December 2014, 11:00 AM ET
Mars One has selected 10 finalists from dozens of proposed payloads submitted by university groups around the world. One of these experiments will be chosen to fly on Mars One's robotic lander mission in 2018 — and the public will pick the winner.
02 December 2014, 09:55 AM ET
Star Trek's Kirk, Marvel's Iron Man, Sesame Street's Slimey the Worm, and a T-Rex are set to launch together on the first test flight of NASA's next-generation spacecraft Orion. The eclectic 'crew' are representative of the mementos flying on the EFT-1 mi
02 December 2014, 07:00 AM ET
Japan is counting down to launch the Hayabusa2 asteroid-chasing spacecraft on a mission to collect samples of a space rock and you can watch it live via webcast tonight (Nov. 30). Here's how.
02 December 2014, 07:00 AM ET
NASA is planning to launch a test mission for its newest space capsule designed to eventually bring humans deeper into space than ever before Thursday (Dec. 4), but the bold test doesn't come without risks.
01 December 2014, 10:30 PM ET
Dark matter might be made of clouds of energy cracks instead of particles and may be detectable in GPS signals.
01 December 2014, 07:50 PM ET
The two constellations hold a bevy of star clusters ripe for gazing in December. Also, Mars, Jupiter and Venus are the evening planets to look for and Saturn before sunrise. Lastly, the Geminid meteor show peaks on the night of Dec. 13th to 14th.
01 December 2014, 05:03 PM ET
Christmas is a great time to look for a telescope for your budding amateur astronomer. But there are some things to keep in mind when buying a telescope. Here are some tips and features to consider when looking for astronomy telescopes and binoculars.
01 December 2014, 03:48 PM ET
A short science fiction film uses digital recreations of places in the solar system.
01 December 2014, 03:43 PM ET
First the Geminids (12/13-12/15) and then the Ursid (12/22-12/23) meteors will 'rain' in the night sky in December. Also, Jupiter, Venus, Mercury, Mars, Uranus and Neptune are great skywatching targets. Comet PanSTARRS and comet Siding Spring are vi
01 December 2014, 03:20 PM ET
NASA's Exploration Flight Test 1, or EFT-1, will mark the first-ever test flight of the agency's Orion spacecraft for deep-space exploration. See how NASA's Orion EFT-1 space capsule test flight will work here.
01 December 2014, 03:03 PM ET
The 'dashboard' or user interface of NASA's next-generation capsule will have a digital display. The capsule will also have about 60 physical switches.
01 December 2014, 11:00 AM ET
See what's up in the night sky for December 2014, including stargazing events and the moon's phases, in this SPACE.com gallery courtesy of Starry Night Software.
01 December 2014, 10:19 AM ET
Several Americans spent the holiday on top of Mt. Noulja in Abisko National Park on Nov. 27th, 2014. They were treated to an intense northern lights display which was captured by photographer/tour guide Chad Blakley (lightsoverlapland.com).
01 December 2014, 09:36 AM ET
The Japan Aerospace Exploration Agency (JAXA) asteroid probe is scheduled to launch aboard a H-IIA Launch Vehicle on Dec. 3rd, 2014. It will explore asteroid 1999 JU3 and will take samples 3 times during the mission.
01 December 2014, 07:00 AM ET
This stunning image shows a plane appearing to pass before the sun. Astrophotographer Michael Sanders captured the image from Bangkok, Thailand.
01 December 2014, 07:00 AM ET
NASA's Orion space capsule is scheduled to travel 3,600 miles from Earth on Dec. 4, then rocket back to Earth to test out a variety of systems during an unmanned flight. No human-spaceflight vehicle has traveled so far since 1972.
01 December 2014, 12:00 AM ET
See amazing images of the night sky and cosmos in Space.com's gallery of cosmic images posted in November 2014.
30 November 2014, 10:00 AM ET
See photos from Japan's Hayabusa 2 mission to collect samples of the asteroid 1999 JU3 by 2020. The mission launches in 2014 for a 2018 rendezvous with the asteroid.
30 November 2014, 07:39 AM ET
NASA is set to launch the first test flight of its deep space Orion capsule this week, and you can watch activities leading up to the Thursday (Dec. 4) launch live online.
29 November 2014, 08:00 AM ET
A robot that can scale the faces of steep cliffs might one day help explore Mars and find signs of life.