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11 July 2014, 04:21 PM ET
Observers throughout southeastern Australia reported seeing a bright meteor streaking through the skies Thursday night. Experts have concluded that the fireball was caused by a piece of a Russian Soyuz rocket that launched Tuesday.
11 July 2014, 12:44 PM ET
Plans that have been announced in recent years for crewed space flights to the moon.
11 July 2014, 12:14 PM ET
Australians saw what looked to be a glowing meteor flying through the night sky. But experts confirm it to be re-entering debris from a Russian rocket.
11 July 2014, 11:18 AM ET
A Europeanized Russian Soyuz rocket successfully placed four O3b Networks Ka-band broadband satellites into an unusual medium-Earth orbit on July 10, 2014.
11 July 2014, 11:02 AM ET
See stunning photos of the night sky and sun as seen by stargazers around the world in this Space.com photo gallery for July 2014 made up of images sent in by Space.com readers.
11 July 2014, 11:00 AM ET
Do you want to know what it's like to walk on the moon? On Monday (July 14), find out what it's like to bounce on the lunar surface from someone who has actually been there: Apollo 11 astronaut Buzz Aldrin.
11 July 2014, 10:58 AM ET
With storm clouds still lingering over the foggy Eastern Shore of Virginia today (July 11), the private spaceflight company Orbital Sciences Corp. again postponed the launch of its second unmanned mission to the International Space Station.
11 July 2014, 08:00 AM ET
On Wednesday (July 9), the Planetary Society announced launch dates for its LightSail-1 spacecraft — a possible test flight in 2015 (LightSail-A) and a full mission the next year (LightSail-B) with nearly identical hardware.
11 July 2014, 07:30 AM ET
Recent photos snapped by the European Space Agency's Rosetta spacecraft suggest that its target comet, known as 67P/Churyumov-Gerasimenko, is a lumpy object sporting three large structures, or perhaps a deep hole.
11 July 2014, 01:19 AM ET
A comet-galaxy conjunction is a rare opportunity for amateur astronomers.
10 July 2014, 05:40 PM ET
The curly string is about 100,000 light-years long and sports blue "pearls" — actually huge young star clusters — every 3,000 light-years along the way, researchers said. You can zoom in on the beautiful structure, and learn more about it, in this new Hub
10 July 2014, 03:58 PM ET
“Parent satellite” Prox-1 will watch its offspring, LightSail-1, as it deploys 32 sq. meters of Kapton polymide fabric in an act of cosmic origami in reverse.
10 July 2014, 03:44 PM ET
The Planetary Society’s citizen-funded mission, LightSail-1, will launch on a SpaceX Falcon Heavy in 2016. It will test solar sails to propel low-cost “cube-sats,” with technology that could open highways to the planets. STORY: http://goo.gl/7tf4Tf
10 July 2014, 03:08 PM ET
Like "beads on a string" star formation can be compared to droplets of rain New imagery from the Hubble Space Telescope merging elliptical galaxies reveals 19 compact clumps of young stars making up the string. FULL STORY: http://goo.gl/nWUiIt
10 July 2014, 10:55 AM ET
The Angara rocket — which Russia has been developing for more than 20 years — blasted off from Plesetsk Cosmodrome in northwestern Russia Wednesday (July 9) at 4:00 p.m. local time (8:00 a.m. EDT), carrying a dummy payload on its maiden flight.
10 July 2014, 10:11 AM ET
Efforts to redirect a 36-year-old NASA spacecraft are in flux as controllers fear the spacecraft may have run out of fuel while performing maneuvers on Tuesday (July 9).
10 July 2014, 06:24 AM ET
Violent supernova explosions create massive grains of cosmic dust large enough to survive the harsh environment of space.
10 July 2014, 06:00 AM ET
Astronomers have found the farthest-flung stars yet known in the Milky Way. The two objects lie at least 775,000 light-years away, making them both about five times more distant than the Large Magellanic Cloud, a satellite galaxy of the Milky Way.
09 July 2014, 10:02 PM ET
A galaxy more than 12 billion light years from Earth is heading for a “red and dead” future because it is running out of the fuel needed to make new stars.
09 July 2014, 04:52 PM ET
Do you want to help name an alien planet? Starting next year, space fans around the world will get the chance to vote on their favorite names for exoplanets and the planets' host stars.
09 July 2014, 04:13 PM ET
As a storm in the Pacific Ocean grew to a super typhoon and was downgraded again to a typhoon, watchful astronauts on the International Space Station kept people apprised of its progress through social media.
09 July 2014, 03:28 PM ET
The private team operating NASA's ISEE-3 spacecraft aimed to fire its engine seven times on Tuesday to change the probe's trajectory. While the first burn went as planned, the group encountered problems with the second one.
09 July 2014, 01:43 PM ET
In Homer Hickam's "Helium-3" sci-fi novels, the characters
09 July 2014, 12:22 PM ET
Crater Trueblood has his hands full in Homer Hickam's third "Helium-3" novel.
09 July 2014, 11:52 AM ET
ESA's Space Technology Advancements by Resourceful, Targeted and Innovative Groups of Experts and Researchers’(StarTiger) program has developed the prototype to land a rover using hazard detection and avoidance technology.
09 July 2014, 11:18 AM ET
#RosettaAreWeThereYet is a European Space Agency sponsored photo contest to support the last leg of the probe's journey to comet 67P/Churyumov–Gerasimenko. Learn more about it and enter the contest here: http://goo.gl/1N4wqX
09 July 2014, 07:32 AM ET
If there were mechanics on Mars, NASA may have taken the Curiosity rover into the shop by now. The 1-ton robot has accumulated quite a bit of wheel damage since touching down inside Gale Crater in August 2012.
09 July 2014, 07:31 AM ET
Orbital Sciences' unmanned Cygnus spacecraft is scheduled to blast off atop an Antares rocket from NASA's Wallops Flight Facility in Virginia at 1:14 p.m. EDT on Saturday. You can watch the liftoff live here on Space.com, courtesy of NASA TV.
08 July 2014, 07:00 PM ET
A NASA spacecraft exploring Saturn and its many moons has captured an incredible photo of the planet's swirling vortex, weird hexagon and distinctive rings.
08 July 2014, 03:49 PM ET
On 12 July, 10 August and 9 September 2014, a full moon will occur when the satellite is closest to Earth in orbit. Called a ‘perigee moon’ its brightness is increased and size enlarged due to proximity to Earthbound skywatchers.
08 July 2014, 03:38 PM ET
An M6-class flare erupted from sunspot AR2113 on July 8th, 2014. NASA's Solar Dynamics Observatory captured the fireworks in multiple wavelengths.
08 July 2014, 02:05 PM ET
The 30-minute webcast, which is called "Spotlight Live: The Hunt for Other Worlds Heats Up," begins at 3:00 p.m. EDT Wednesday. You can watch it live here on Space.com, courtesy of the nonprofit Kavli Foundation, which is hosting the discussion