Science & Astronomy Archive
22 January 2015, 02:01 PM ET
Using laser blasts, scientists have recreated the extreme temperatures and pressures found inside "super-Earth" exoplanets as well as in icy giants such as Neptune and Uranus, shedding light on what the interiors of these exotic worlds are like.
22 January 2015, 11:46 AM ET
The groundbreaking technology needed for the Space Telescope had to invent itself. Retired NASA employees describe the build out. And the push back they received from some ground-based astronomer colleagues.
22 January 2015, 10:00 AM ET
On Jan. 19, the Chinese Academy of Sciences and the European Space Agency issued a call for proposals for a robotic space mission that the two organizaitons will develop jointly, with launch expected in 2021.
22 January 2015, 09:50 AM ET
The Atmospheric Imaging Assembly (AIA), one of three instruments flying on the Solar Dynamics Observatory (SDO), reached the mind-boggling milestone Monday (Jan. 19).
22 January 2015, 09:43 AM ET
On Jan. 19, 2015, the Atmospheric Imaging Assembly on NASA's Solar Dynamics Observatory spacecraft obtained its 100 millionth image of the sun. In honor of this milestone, researchers working on the mission selected their favorite SDO images.
22 January 2015, 07:45 AM ET
Giant bubbles of gas that erupted from the core of the Milky Way galaxy millions of years ago are expanding out into space at 2 million mph, according to Hubble Space Telescope observations, which also revealed the composition and mass of the bubbles.
22 January 2015, 07:00 AM ET
A re-analysis of data gathered by a NASA spacecraft more than 20 years ago suggests that exotic heavy-metal frost may be present in the mountains and highlands of Venus.
21 January 2015, 05:29 PM ET
Ashwin Vasavada has taken over the top science slot for the Curiosity Mars rover mission, and is ready to climb Mount Sharp.
21 January 2015, 01:01 PM ET
These rocky bodies' magnetic fields were apparently generated by the same process that drives Earth's global magnetic activity and could have persisted for hundreds of millions of years after the objects' formation, researchers said.
21 January 2015, 07:50 AM ET
New research presented at the American Astronomical Society meeting reveals the ingredients needed for Earth-like exoplanets to form.
21 January 2015, 07:50 AM ET
The crusts of neutron stars — cosmic cousins of black holes — possess a weird form of matter known as 'nuclear pasta.'
20 January 2015, 04:50 PM ET
Scientists saw repeating pulses from a quasar — a bright galactic core powered by at least one huge black hole — and say the light is likely being generated during the latter stages of a monster black hole collision.
20 January 2015, 01:51 PM ET
NASA's Dawn spacecraft has captured amazing new images of the dwarf planet Ceres ahead of the probe's March 6 arrival at the giant space rockk. See the images here.
20 January 2015, 07:30 AM ET
Does the Milky Way have a skeleton at its core? Scientists are uncovering cosmic "bones" that could help them uncover the larger structure of the galaxy.
19 January 2015, 09:50 AM ET
A new alien-planet–hunting telescope has just come online in Chile, and it could help scientists peer into the atmospheres of relatively small planets circling nearby stars.
17 January 2015, 08:16 AM ET
A team of scientists has published the results of an investigative survey into the Sutter's Mill meteorite that landed in California in 2012.
17 January 2015, 08:09 AM ET
From a rocket crash to the discovery of a long-lost Mars lander, don't miss these amazing space images of the week for Jan. 17, 2015.
16 January 2015, 03:22 PM ET
Global temperatures in 2014 shattered earlier records, making 2014 the hottest year since 1880.
16 January 2015, 02:20 PM ET
At least two planets larger than Earth likely lurk in the dark depths of space far beyond Pluto, just waiting to be discovered, a new analysis of the orbits of "extreme trans-Neptunian objects" (ETNOs) suggests.
16 January 2015, 11:38 AM ET
16 January 2015, 09:30 AM ET
Scientists announced today (Jan. 16) that NASA's sharp-eyed Mars Reconnaissance Orbiter (MRO) has spotted Beagle 2, which was part of the European Space Agency's Mars Express mission.
16 January 2015, 07:00 AM ET
Asteroids have long been regarded as planetary building blocks. But they may actually be byproducts of planet formation, born when violent collisions smashed protoplanets apart, a new study suggests.
16 January 2015, 07:00 AM ET
More than 22,000 pieces of space junk at least 4 inches (10 centimeters) wide are now being tracked in Earth’s orbit. Cleaning up this mess — and preventing it from getting worse — will take a sustained international effort, experts say.
16 January 2015, 12:46 AM ET
This stunning space wallpaper shows a swirling starscape above ESO’s La Silla Observatory. Also, if you look very closely, you can see not one, but three horizontal trails from three separate planes, moving from left to right in the sky.
15 January 2015, 10:41 PM ET
Dark matter and dark energy can't be seen, but that doesn't mean they don't yield stunning images.
15 January 2015, 02:50 PM ET
Alien planets that orbit close to their parent stars may be at high risk of the ultimate hot-cold scenario, with one side stuck in permanent daylight while the other shrouded in everlasting night.
15 January 2015, 12:43 PM ET
NASA's SMAP’s (Soil Moisture Active Passive) large antenna will give let the satellite measure wide swaths of land. Obtaining worldwide soil moisture measurements every 2 or 3 days, SMAP may boost crop productivity, protect forests and ameliorate flo
15 January 2015, 07:00 AM ET
Sugars may form in the types of ice found in deep space — a finding that could help to explain how comets and meteorites could have seeded the primordial Earth with key ingredients for life.
15 January 2015, 07:00 AM ET
NASA's New Horizons probe today (Jan. 15) began its six-month approach to Pluto, which will culminate with the first-ever close flyby of the dwarf planet on July 14.
15 January 2015, 07:00 AM ET
The 1-ton Curiosity rover began conducting "mini-drill" tests on a rock dubbed Mojave this week, to assess the stone's suitability for a full-up drilling and sample-collection operation.
14 January 2015, 05:40 PM ET
A large asteroid about a third of a mile wide will buzz safely by Earth on Jan. 26, and mark the planet's closest encounter with a space rock of its size until 2027.