Home Archive
07 April 2015, 04:50 PM ET
Solid signs of alien life will be spotted within 10 years, and definitive evidence will roll in within 20 to 30 years, NASA chief scientist Ellen Stofan said Tuesday (April 7).
07 April 2015, 04:03 PM ET
Saturn will shine near the moon late Tuesday and early Wednesday (April 7-8), making the ringed planet a great target for amateur astronomers. Here's how to see it.
07 April 2015, 03:53 PM ET
Zodiacal lights shine across the horizon in this stargarzer image. Photographer Jeffrey Berkes took the image over the Florida Keys in 2012.
07 April 2015, 03:45 PM ET
A telescope will soon allow astronomers to probe the atmosphere of Earthlike exoplanets for signs of life. To prepare, astronomer Lisa Kaltenegger and her team are modeling the atmospheric fingerprints for hundreds of potential alien worlds.
07 April 2015, 03:15 PM ET
Astronomers working with the ALMA telescope in Chile, took high resolution images of the ring-shaped image of light from a galaxy almost 12 billion light-years away. Such circlets form when a massive cluster of galaxies lies along our line of sight.
07 April 2015, 01:30 PM ET
Living on comets requires great care — the gravity is so weak that you could easily jump off the frozen bodies and into space.
07 April 2015, 01:30 PM ET
Halley's Comet, a dusty ball of ice and frozen gases, spends most of its time in the chilly outland of the solar system. See what it would be like to live on a comet in this infographic.
07 April 2015, 01:02 PM ET
New progress has been reported on the Asteroid Terrestrial-impact Last Alert System, or ATLAS, an asteroid impact early warning system.
07 April 2015, 01:01 PM ET
A new satellite map shows where lightning flashes most often on Earth.
07 April 2015, 01:00 PM ET
As the European Rosetta spacecraft continues to explore Comet 67P/Churyumov-Gerasimenko as it gradually gets closer to the sun, it's having to deal with some very inclement orbital weather.
07 April 2015, 11:00 AM ET
Lunar eclipses occur when Earth's shadow blocks the sun. There are three types; the most dramatic is a total lunar eclipse. Find out when is the next one.
07 April 2015, 08:01 AM ET
When it comes to the search for life beyond Earth, the mantra is always 'follow the water.' But could an environment without H2O give rise to life in a different form? Scientists now say it's theoretically possible.
07 April 2015, 08:00 AM ET
For the first time, scientists have broken through the icy crust of a glacier and extracted an uncontaminated sample of water that has been trapped beneath the ice for millions of years.
07 April 2015, 08:00 AM ET
Astrophotographer A. Garrett Evans took the image Loon Island Lighthouse on Lake Sunapee in Sunapee, New Hampshire on Feb. 28, 2015.
07 April 2015, 07:01 AM ET
A new study sheds light on how exoplanets in tightly-packed solar systems interact with each other gravitationally by affecting one another's climates and their abilities to support alien life.
07 April 2015, 07:00 AM ET
The deadline for the "Our Pluto" naming campaign — a collaboration involving NASA, the International Astronomical Union (IAU) and the SETI (Search for Extraterrestrial Intelligence) Institute — has been extended to April 24.
06 April 2015, 08:37 PM ET
When the scale of the universe overwhelms you, it helps to remember you still need to feed the cat.
06 April 2015, 03:57 PM ET
NASA's iconic Apollo moon landing mission patches come to life in a new video created by a professional animator. Cincinnati-based artist Neil Smith revealed his versions of the historic emblems in an animated clip posted to YouTube and Vimeo
06 April 2015, 03:14 PM ET
A fan's yearlong mission to gain support for his LEGO version of the International Space Station is complete. Christoph Ruge's model of the orbiting outpost recorded its 10,000th vote after being posted to the LEGO Ideas website more than a year ago.
06 April 2015, 02:30 PM ET
Crewmembers aboard the International Space Station have assisted in picking spots on Mars for investigation by the Opportunity robot now wheeling about on that distant world.
06 April 2015, 02:22 PM ET
Thanks to instruments on board NASA's New Horizon's spacecraft, which will fly by Pluto this summer, scientists are able to get an unprecedented look at the space weather near the dwarf planet.
06 April 2015, 10:16 AM ET
On April 4th, 2015, some skywatchers were treated to to a total lunar eclipse, which was the shortest 'Blood Moon' this century. The Griffith Observatory in California captured the event.
06 April 2015, 10:00 AM ET
An array of celestial flowers is blooming in this amazing panorama by sky photographer Terry Hancock.
06 April 2015, 08:00 AM ET
A company called Tethers Unlimited is developing an in-space manufacturing system called "SpiderFab," which would use arachnidlike robots to put together large objects in orbit or beyond.
06 April 2015, 07:35 AM ET
A new exhibit at the American Museum of Natural History in New York highlights extreme examples of life on Earth, and what they may tell us about life elsewhere in the universe.
06 April 2015, 07:01 AM ET
A Japanese spacecraft will get a second chance to orbit Venus this December, five years after zooming past the planet on its first attempt. The Akatsuki probe will try again on Dec. 7.
05 April 2015, 10:15 AM ET
What were our favorite stories of the week? This week had something for every kind of space fan. Find out our favorite stories of the past seven days below:
04 April 2015, 06:25 PM ET
From strange 'Hollows' on Mercury to eerie green space clouds, don't miss these amazing space images of the week for April 4, 2015.
04 April 2015, 11:10 AM ET
A total lunar eclipse on April 4, 2015 created a stunning 'blood moon' effect, turning the moon red during the shortest total lunar eclipse of the 21st century. See the photos here.
04 April 2015, 11:01 AM ET
A new image-processing technique is bringing Saturn's largest moon, Titan, into clearer view than ever before.
04 April 2015, 11:00 AM ET
On April 4, 2015, the moon will pass through Earth's shadow in a total lunar eclipse. Learn how to watch the total lunar eclipse with the skywatching guide images in this gallery.
03 April 2015, 04:20 PM ET
Don't forget to look skyward in the early hours of the morning tomorrow (April 4), to catch a glimpse of the shortest total lunar eclipse of the century, and the third of a four-eclipse "tetrad" visible from the United States.