04 January 2012, 10:50 AM ET
Right now, orbiting the Earth, human-made space debris bits number in the 10's of thousands. And the threat multiplies, even if no new rockets are launched. The director of a new IMAX documentary speaks about it.
30 December 2011, 05:27 PM ET
It takes many years for these giants to melt.
29 December 2011, 05:55 PM ET
Scientists at Caltech have used laboratory setups to put iron through the rigorous, high-pressure conditions inside the Earth to better understand its behavior there.
29 December 2011, 07:00 AM ET
The Red Sea has a new inhabitant: a smoking island.
28 December 2011, 10:04 AM ET
Scientists with lasers and mirrors are refining a new way to track the Earth's rotation.
16 December 2011, 03:17 PM ET
NASA's NPP satellite gets a complete view of our planet every day.
12 December 2011, 02:08 PM ET
NASA's Dawn mission currently orbiting Vesta has revealed signs of differentiation - a process where dense materials sink to the center and less dense rise to the surface. This is a characteristic of a terrestrial planets such as our own.
02 December 2011, 10:40 AM ET
This partial eclipse was the first of four to occur in 2011 and it’s rare to see so many within the same year.
17 November 2011, 10:37 AM ET
The unmanned Shenzhou-8 spacecraft landed on November 17 in China, marking its successful separation and return to Earth from the Tiangong-1 space station. This animated look shows the dock, separation and landing.
15 November 2011, 01:56 PM ET
A time-lapse video that strings together photographs taken by space station astronauts shows Earth in all its glory.
14 November 2011, 01:51 PM ET
11 days after its launch, NASA's NPP satellite sends back its first science data.
14 November 2011, 12:12 PM ET
A look at the colors of Mars and why the surface looks red from Earth. The reality is that there are a variety colors on the surface of the Red Planet, including butterscotch, gold, even some green and more.
11 November 2011, 03:03 PM ET
The space rock apparently formed out of the same stuff that became Earth, Venus and Mercury.
11 November 2011, 01:20 PM ET
Properties of asteroid Lutetia have been found to be similar to the original material that formed the Earth. The animation depicts what is thought to have caused its drastic change in orbit to now reside in the asteroid belt between Mars and Jupiter.
11 November 2011, 08:34 AM ET
There is absolutely no chance of a giant solar flare destroying life on Earth in 2012, NASA scientist C. Alex Young says.
09 November 2011, 08:58 AM ET
John Chumack (www.galacticimages.com) captured these images of the space rock's Earth fly-by in Yellow Springs, Ohio. The asteroid was about 201,700 miles away and was passing between the Moon and Earth.
08 November 2011, 09:21 AM ET
NASA's OSIRIS-REx mission will launch a probe to sample asteroid 1999 RQ36 in 2016.
04 November 2011, 02:18 PM ET
Night views from the ISS have never looked so good.
03 November 2011, 12:14 PM ET
Japan Space Agency astronaut Satoshi Furukawa recorded lightning, auroras and the islands of Japan at night during more than 30 hours of Earth observation through windows of the International Space Station.
03 November 2011, 10:23 AM ET
Asteroid 2005 YU55 will fly an estimated 201,700 miles from Earth at its closest point (Nov. 8th & 9th). Radio antennas pointed towards the 1300-foot-wide space rock will provide scientists with imagery resolution of up to 7 feet per pixel.
02 November 2011, 04:46 PM ET
Crack suggests iceberg about to break off.
28 October 2011, 12:43 PM ET
NPP carries five science instruments, including four new state-of-the-art sensors in this amazing space wallpaper.
28 October 2011, 10:21 AM ET
NASA's NPP satellite soared into the predawn California sky aboard a Delta 2 rocket.
28 October 2011, 08:31 AM ET
The National Polar-orbiting Operational Environment Satellite System Preparatory Project (NPP) spacecraft was launched aboard a Delta II rocket on October 28. The Earth-observer combines weather and climate observations on the same platform.
28 October 2011, 05:54 AM ET
NASA's NPP satellite will gather data for short-term weather forecasting and long-term climate monitoring.
27 October 2011, 09:13 PM ET
NPP is the first satellite designed to gather data for short-term weather forecasts and long-term climate monitoring.
27 October 2011, 03:50 PM ET
After a massive February 2010 earthquake and tsunami devastated parts of Chile, researchers used LiDAR, laser scanning technology, to assess the aftermath.
27 October 2011, 08:48 AM ET
7 Billion people live below on this planet. But fewer than a thousand have seen these sights with their own two eyes. Join us on a journey of vibrant beauty in these compilations of space station, space-transport and satellite imagery.
26 October 2011, 06:25 PM ET
NPP will be the first satellite to collect data for short-term weather forecasts and long-term climate modeling.
26 October 2011, 06:06 PM ET
This cool space wallpaper of an artist's impression shows the distant dwarf planet Eris.
26 October 2011, 02:56 PM ET
Highlights from recent space station fly-overs of Earth includes the Western United States, Mediterranean, Sahara Desert, Red Sea, Balkans, Southeast Asia and Malaysia.
25 October 2011, 05:40 PM ET
Hurricane Rina appears to be intensifying as it approaches Mexico's Yucatan peninsula.
25 October 2011, 03:20 PM ET
A look at NASA's NPOESS Preparatory Project satellite (NPP), which will launch Oct. 28, 2011. NPP will gather data for both short-term weather forecasting and long-term climate monitoring.
24 October 2011, 10:19 AM ET
"Spaceman" takes readers on a journey into a future climate change ravaged Earth where NASA plays God by creating the perfect astronauts to live on Mars. Public outcry leaves these Mars-men stuck on Earth. Writer Brian Azzarello talks about the book.
20 October 2011, 03:20 PM ET
Using satellite data, NASA has comprised a view of each continent's wild and man-made fires that consume major portions of land each year. Nearly 10 years of data shows the path of these fires, helping scientists infer their impact on the climate.
19 October 2011, 11:33 AM ET
New study of ancient impact shows similarity to large eruptions.