Science & Astronomy Archive
21 April 2015, 02:36 AM ET
The Buran spacecraft was a space shuttle developed by the Soviet Union in response to NASA's space shuttle program. It flew one time.
20 April 2015, 04:23 PM ET
A 50-foot space rock (2015 HD1), similar in size to the one that slammed into the atmosphere two years ago, will skim Earth at a distance of about 36,700 miles (59,063 kilometers) or 0.2 Lunar Distance (LD) on April 21st, 2015.
20 April 2015, 02:58 PM ET
Today NASA launched a redesigned version of the website www.nasa.gov, which now puts heavy emphasis on images and social media.
20 April 2015, 02:25 PM ET
Dawn, which arrived at Ceres on March 6, imaged the mysterious bright spots on April 14 and 15 during a photography campaign designed to help guide the spacecraft to its first Ceres science orbit by April 23.
20 April 2015, 01:49 PM ET
Orbiting into the daylight side of the dwarf planet, NASA's Dawn probe acquired new images of the bright spots that have grabbed scientists’ attention.
20 April 2015, 01:01 PM ET
NASA researchers have come up with a plan to send piloted, helium-filled airships cruising through Venusian skies. The idea, called the High Altitude Venus Operational Concept (HAVOC), could eventually lead to cloud cities on the planet.
20 April 2015, 12:03 PM ET
Rosetta’s OSIRIS imager captured the birth of a dust stream through successive images 2 minutes apart. Comet 67P/Churyumov-Gerasimenko is 'waking up' as it approaches the Sun. The puff from a shadowed region of the comet surprised scientists.
20 April 2015, 10:15 AM ET
Hubble has faced challenges over its quarter-century lifetime, but none have been more well-known than the problem that almost made it a few billion dollars worth of space junk.
20 April 2015, 09:53 AM ET
"StarTalk," a science-themed late-night talk show hosted by superstar scientist Neil deGrasse Tyson, premieres tonight at 11 p.m. ET/10 p.m. CT on the National Geographic Channel. Viewers can expect a fantastically space-centric viewing experience.
20 April 2015, 07:15 AM ET
For the 25th anniversary of the Hubble Space Telescope in April 2015, 25 images were selected for a special gallery, one for each year of Hubble's lifespan.
20 April 2015, 07:00 AM ET
NASA researchers have come up with a plan to send piloted, helium-filled airships cruising through Venusian skies. The idea, called the High Altitude Venus Operational Concept (HAVOC), could eventually lead to cloud cities on the planet.
19 April 2015, 09:20 AM ET
SpaceX nearly pulled off an unprecedented rocket landing during a cargo launch to the International Space Station and NASA's New Horizons probe returned its first color image of Pluto. Here's a look at Space.com's top stories of the week.
18 April 2015, 01:20 PM ET
From the first color image of Pluto to an awesome new SpaceX Video, don't miss these amazing space images of the week for April 19, 2015.
17 April 2015, 01:36 PM ET
Ceres' cratered north pole blazes through the darkness in new images captured by Dawn on April 10. The photos are the highest-resolution views of the world that Dawn has gotten since entering orbit on March 6, NASA officials said.
17 April 2015, 01:01 PM ET
The cataclysmic collision between Earth and a Mars-size object that forged the moon occurred about 4.47 billion years ago, a study of meteorites with ancient fragments from that cosmic impact reveal.
17 April 2015, 09:12 AM ET
After spending more than a month orbiting the dark side of the dwarf planet, NASA's probe finally captured some daylight gleaming off the north pole. This series of images were captured on April 10th, 2015 at a distance of 21,000 miles (33,000 km).
17 April 2015, 07:00 AM ET
A 208-foot-long (65 meters) drive on Thursday (April 16) pushed the car-size Curiosity rover's odometer past 10 kilometers (6.21 miles), NASA officials said.
17 April 2015, 01:13 AM ET
If you've seen "Clash of the Titans", you already know part of Cassiopeia's story.
16 April 2015, 04:00 PM ET
NASA's Aqua satellite was in a unique position to capture spring's arrival on the East Coast.
16 April 2015, 03:28 PM ET
NASA's MESSENGER probe, which has been circling Mercury since March 2011, is nearly out of fuel and will say goodbye with a dramatic death plunge on April 30, provided one final orbit-raising maneuver scheduled for April 24 goes as planned.
16 April 2015, 03:00 PM ET
Experiments for the International Space Station's first one-year crew will be among Dragon's precious cargo when it arrives at the orbiting complex this week.
16 April 2015, 02:01 PM ET
Astronomers have spotted the powerful magnetic field of a supermassive black hole located across the observable universe.
16 April 2015, 02:01 PM ET
The largest ancient galaxies stopped forming stars in their cores about three billion years after the Big Bang, with this end of star birth spreading from the inside out in so-called 'dead' galaxies, scientists say.
16 April 2015, 01:51 PM ET
NASA astronaut John Grunsfeld (now Associate Admin. for the Science Mission Directorate) looks back at how Hubble’s upgradable design can help us create more powerful space-based observatories.
16 April 2015, 07:30 AM ET
A NASA telescope co-discovered one of the most distant planets ever discovered, a gas giant about 13,000 light-years away from Earth.
15 April 2015, 05:55 PM ET
It's now time to start planning out a future space telescope that will tackle the next big frontier in astronomy and astrophysics, researcher Mario Livio says — the search for signs of life beyond our neck of the cosmic woods.
15 April 2015, 05:28 PM ET
It appears that dark matter — the mysterious stuff that makes up most of the matter in the universe — may be able to interact with other bits of dark matter, and not just through the pull of gravity.
15 April 2015, 01:01 PM ET
A key ingredient of the early Earth may have been a chunk of rock much like Mercury, scientists say. This finding could help explain how Earth's magnetic field has lasted for billions of years, researchers added.
15 April 2015, 11:37 AM ET
The world looks different to Neil deGrasse Tyson because he’s an astrophysicist. When a great communicator gets his hands on an elegant tool, enlightenment (and, yeah, a little ego) ensues. But why did @NeilTyson choose Twitter? He tells Space.com.
15 April 2015, 07:40 AM ET
Strange bright spots on the surface of the Ceres continue to mystify scientists even as NASA's Dawn spacecraft is beaming the best maps yet of the dwarf planet in the asteroid belt.
15 April 2015, 07:16 AM ET
NASA's New Horizons mission to Pluto has returned its first color image of the dwarf planet and its largest moon, Charon. The new photo was taken on April 9, from a distance of about 71 million miles (115 million kilometers).
14 April 2015, 04:44 PM ET
Through 25 years on-orbit, the Space Telescope has repeatedly changed our understanding of the Universe. Astronaut John M. Grunsfeld, now NASA's Associate Administrator Science Mission Directorate, illuminates why we love this instrument.
14 April 2015, 02:03 PM ET
The heat is on the for the Comet 67P/ Churyumov-Gerasimenko as it sails ever closer to the sun, with the European Rosetta spacecraft snapping a stunning set of photos that the buzzing activity of the icy wanderer.
14 April 2015, 12:53 PM ET
SpaceX aims to launch its Dragon spacecraft toward the International Space Station today, then bring the first stage of its Falcon 9 rocket back to Earth for a landing. The liftoff is scheduled for 4:10 p.m. EDT; watch live here, beginning at 3 p.m. EDT.
14 April 2015, 09:55 AM ET
Ground-based and Hubble images of Pluto suggest it might be the reddest object in the Solar System. New Horizons' Principal Investigator Alan Stern explains how this could have happened.
14 April 2015, 06:47 AM ET
The dark universe is coming into view, thanks to new maps that chart the location dark matter in the cosmos. The new maps, released today, show how dark matter affects the landscape of regular matter, and provides hints about dark energy.