Science & Astronomy Archive
26 March 2015, 06:00 PM ET
The first spacecraft to make a soft-landing on a comet is still quiet on the dusty cosmic body, despite being hailed by another probe orbiting the lander.
26 March 2015, 04:17 PM ET
NASA and Russia are launching a joint one year mission to the International Space Station. NASA's Scott Kelly and cosmonaut Mikhail Kornienko will blast off to the orbiting outpost on March 27, 2015 EDT.
26 March 2015, 02:02 PM ET
Dark matter living in galaxy clusters doesn't splatter when the galaxies collide, according to new research. The finding suggests dark matter particles, whatever they are, are not part of a "dark sector" that mirrors our own universe.
26 March 2015, 02:00 PM ET
A small cloud of rocket fuel glowed faintly in the night sky above the Atlantic Ocean on the night of March 12, following a launch from Cape Canaveral Air Force Station, Florida. Skywatcher Scott Gauer photographed the glowing cloud from Danville, Penn.
26 March 2015, 02:00 PM ET
The iron heart of Earth's moon has been measured more precisely than ever before. In a new study, scientists used X-rays to study the type of iron likely presence in our lunar companion's core.
26 March 2015, 10:11 AM ET
A NASA spacecraft is expected make its historic arrival in orbit around the dwarf planet Ceres, marking the first time a human-made probe has visited the cosmic body in history.
26 March 2015, 08:47 AM ET
Known to many as "G2," the unidentified object making a loop around the monster black hole at the center of our galaxy could be a cloud of gas, or it could be a star, depending on who you ask.
26 March 2015, 08:00 AM ET
An astronaut and a cosmonaut spend an entire year aboard the ISS to provide data on the health implications of space travel.
26 March 2015, 07:00 AM ET
NASA intends to pluck a boulder off a near-Earth asteroid and haul it into orbit around the moon. Agency officials haven't decided upon the target asteroid yet, but the leading contender at the moment is the 1,300-foot-wide 2008 EV5.
25 March 2015, 02:50 PM ET
The search for alien life doesn’t end within the boundaries of our solar system. Scientists are now search for moons orbiting alien planets that might play host to extraterrestrial life.
25 March 2015, 02:50 PM ET
A recent episode of a fantastic video series called "Shelf Life," produced by the American Museum of Natural history, explores how an archive of astronomical images can help astrophysicists look back in time.
25 March 2015, 02:21 PM ET
What astronomers thought was a cloud of gas being stretched as it whipped past our galaxy's central black hole now turns out to look much more like a young, hot compact star.
25 March 2015, 02:02 PM ET
The 15-minute uncertainty of how fast Saturn spins may have been put to rest, using mathematics.
25 March 2015, 02:01 PM ET
Giant winds from black holes can blast gas through galaxies at extraordinary speeds, pulling the plug on star formation, researchers say.
25 March 2015, 01:00 PM ET
Total solar eclipses are one of nature’s grandest events. What is a total solar eclipse? How do they work? And when is the next one? We explain.
25 March 2015, 08:00 AM ET
NASA's successor to the Hubble Space Telescope is on schedule and budget for now, space agency officials told members of Congress today (March 24).
25 March 2015, 07:58 AM ET
Science experiments conducted on the International Space Station during the orbiting outpost's first yearlong mission could help open the door to deep space for NASA.
24 March 2015, 06:01 PM ET
The golf-cart-size Opportunity rover has now traveled 26.219 miles (42.195 kilometers) — the distance of a marathon race — since touching down on the Red Planet in January 2004, NASA officials announced today (March 24).
24 March 2015, 04:28 PM ET
NASA's Kepler mission team will receive the Smithsonian National Air and Space Museum's 2015 Trophy for Current Achievement. Tom Krimigis of the Johns Hopkins University's Applied Physics Lab, will get the museum's Lifetime Achievement award.
24 March 2015, 02:32 PM ET
NASA's New Horizons' principal investigator Dr. Alan Stern talks to Space.com about the importance of the mission to the "wild west" of our solar system, a place where no other probe has been.
24 March 2015, 01:00 PM ET
Triton's surface is so cold, the ground is made of frozen nitrogen.
24 March 2015, 01:00 PM ET
Neptune's moon Triton has some unique properties among the moons of the solar system, which could make it an interesting location for a space colony.
24 March 2015, 11:00 AM ET
The International Space Station now plays host to an experiment that could help scientists unlock the mysteries of Alzheimer's disease.
24 March 2015, 07:38 AM ET
Researchers working on NASA's New Horizons mission, which will zoom through the Pluto system on July 14, are asking the public to propose and vote on names for geological features the probe will identify on Pluto and its largest moon, Charon.
24 March 2015, 07:13 AM ET
A software upgrade has restored the use of Opportunity's flash memory, just in time for the rover to complete its Mars marathon. Opportunity will reach the mileage milestone after just another 47 yards (43 meters) of driving.
24 March 2015, 01:32 AM ET
What do we actually mean by research and how does it help inform our understanding of things?
23 March 2015, 05:49 PM ET
Cosmic detectives are investigating a case of mistaken stellar identity: CK Vulpeculae, an exploding star that was once known as the oldest recorded nova — a nuclear explosion in space — was more likely caused by the merger of two stars.
23 March 2015, 05:05 PM ET
European Astronomers witnessed what they thought was a Nova in the constellation of Vulpecula in 1670.
23 March 2015, 03:01 PM ET
Nitrogen was available on ancient Mars in a form that microbes could have used to build key biomolecules, and atmospheric carbon monoxide has been a feasible energy source for life throughout the Red Planet's history, two new studies suggest.
23 March 2015, 03:01 PM ET
Jupiter may have acted like a giant wrecking ball in the newborn solar system, roaming in to destroy an early generation of inner planets before retreating to its current orbit, researchers say.
23 March 2015, 10:12 AM ET
NASA's Mojave Volatiles Prospector (MVP) is placing a suite of instruments to detect water on the Earthly desert surface. This testbed will fine tune designs for future probes to Mars, the Moon and other solar system bodies.
22 March 2015, 04:08 PM ET
An eclipse passed through the sky in part of the world, a major solar storm rained down on St. Patrick's Day, and "Christmas lights" were seen on Mars. Here are Space.com's picks for the best space stories of the week.