08 September 2014, 12:55 PM ET
A brief history of those who braved the frosty frontier of the north from 325 B.C. to the 20th century. -- Part II - From Space: http://goo.gl/yZC6AR
08 September 2014, 12:48 PM ET
A brief history of orbital sea ice observatories from the Tiros weather satellites of the 1960's to the ICE-Sat 2 scheduled for launch in 2016. -- Part I: Pre-Space Age: http://goo.gl/7vTqwE
08 September 2014, 12:39 PM ET
The full Harvest Moon rises tonight (Sept. 8), and even if you can't see it from your own backyard, you can still watch it live online.
08 September 2014, 11:30 AM ET
Big slabs of ice are sliding over and under each other within Europa's ice shell, a new study suggests. The Jovian satellite may thus be the only solar system body besides Earth to possess an active system of plate tectonics.
08 September 2014, 09:48 AM ET
Orbital Sciences' Cygnus spacecraft burned up in the atmosphere on August 17th, 2014. ISS crew member Alexander Gerst captured imagery to create a time-lapse of the fireworks. Full Story: http://goo.gl/nPJv5R
08 September 2014, 06:50 AM ET
Instead of arriving at a bright, reflective, ice-covered heavenly body, the European Space Agency's Rosetta probe found that its target comet, 67P/Churyumov-Gerasimenko, appears darker than charcoal in some wavelengths of light.
08 September 2014, 06:40 AM ET
NASA is looking for a place to land its next Mars rover on the Martian surface. Expected to launch in 2020, the space agency asked scientists where they'd like to see the rover land on the Martian surface.
07 September 2014, 11:52 PM ET
The NASA/ESA Hubble Space Telescope has snapped the best ever image of the Antennae Galaxies.
07 September 2014, 06:34 PM ET
The Falcon 9 rocket launched from Cape Canaveral Air Force Station in Florida on September 7th, 2014. It was carrying a commercial telecommunications satellite for the Hong Kong based firm AsiaSat.
07 September 2014, 12:46 PM ET
What was your favorite space news story of the last week?
07 September 2014, 07:00 AM ET
China launched a Long March 2D rocket Sept. 4, 2014, carrying a data relay satellite and a payload to conduct multimedia telecommunications experiments.
07 September 2014, 07:00 AM ET
The full Harvest Moon will light up the night sky on Monday (Sept. 8), and this year it comes with a an extra bounty. September's full moon will cap a trio of back-to-back 'supermoons' for the Northern Hemisphere summer.
07 September 2014, 06:00 AM ET
SpaceX's Falcon 9 rocket lifted off from Cape Canaveral Air Force Station in Florida at 12:50 a.m. EDT (0450 GMT) Sunday, carrying the AsiaSat 6 satellite into space for Hong Kong-based firm AsiaSat.
06 September 2014, 11:56 AM ET
From Comet Jacques to a coronal mass ejection, don't miss these amazing space images of the week for Sept. 6, 2014.
06 September 2014, 10:34 AM ET
The near-Earth asteroid 2014 RC is buzzing Earth this weekend and the Slooh Community Observatory and Virtual Telescope Project will provide live webcasts tonight (Sept. 6). Here's how to see them.
06 September 2014, 08:09 AM ET
Pieces of the space rock that exploded over Russia in 2013 will go on sale at auction this month.
06 September 2014, 08:00 AM ET
Britain's first official astronaut is in need of a proper mission patch and he has turned to the young viewers of a popular UK children's show to design it.
05 September 2014, 11:36 PM ET
Early-bird stargazers with clear weather on Saturday (Sept. 6) we will be treated to a striking celestial sight when the most brilliant planet in the night sky passes close to one of the brightest stars in the sky.
05 September 2014, 05:29 PM ET
The Marshall Space Flight Center in Huntsville, Alabama recently tested the injectors. Liquid oxygen and gaseous hydrogen were mixed and produced 20,000 lbs of thrust at over 6,000°F.
05 September 2014, 03:57 PM ET
After weeks of scrutinizing possible landing sites on a comet, European Space Agency managers of the Rosetta mission will reveal where they plan to set their lander, Philae, in an announcement Sept. 15.
05 September 2014, 12:00 PM ET
Once every year or two, a comet appears in the sky that is bright enough to be seen with a small telescope or binoculars. Right now, observers anywhere in the Northern Hemisphere can see such a comet.
05 September 2014, 10:19 AM ET
Scientists want your help sorting through gorgeous images of Earth at night snapped by orbiting astronauts. Studying such photographs could show how light pollution is affecting human health and reveal ways to save energy and improve public safety.
05 September 2014, 09:44 AM ET
ESA's Rosetta spacecraft is carrying a bevy of internationally made instruments for imagery and spectroscopy of comet 67P/Churyumov-Gerasimenko. This animation highlights the wavelengths and fields of view the instruments can scan.
05 September 2014, 09:25 AM ET
A substance that was banned from use by the Montreal Protocol in 1987, carbon tetrachloride, still has a mysterious presence in the atmosphere. Levels of the substance has been declining, just not at the rate that was expected.
05 September 2014, 07:01 AM ET
Space travelers from around the world are headed for China this month for an international Planetary Congress to explore the possibilities of expanding human spaceflight cooperation among different countries.
05 September 2014, 06:50 AM ET
The Netherlands-based nonprofit Mars One, which aims to land four astronauts on the Red Planet in 2025, announced today (Sept. 4) that it's raffling off a round-trip suborbital flight aboard XCOR Aerospace's Lynx rocket plane.
05 September 2014, 06:40 AM ET
In December 2013, researchers using NASA's Hubble Space Telescope announced they had spotted evidence of geysers erupting from Europa's south polar region. But follow-up Hubble observations in January and February showed no signs of the plumes.
04 September 2014, 04:18 PM ET
Shining almost directly overhead as darkness falls these days is the brilliant star Vega, in the constellation of Lyra, the Harp. Vega is the fifth-brightest star in the night sky and the third-brightest visible from midnorthern latitudes.
04 September 2014, 03:28 PM ET
NASA's Apollo 17 astronaut Jack Schmitt is having a few clumsy moments, struggling with his sample collection bag and falling down on the moon.
04 September 2014, 02:52 PM ET
Sequoia and Kings Canyon National Parks host some of the nation's biggest trees and tallest mountains. But the side-by-side parks in a remote corner of California also preserve some of the most dramatic views of the night sky.
04 September 2014, 02:26 PM ET
A YouTube search for "astronauts falling over" will yield dozens of results. New experiments might help explain why the Apollo astronauts occasionally struggled to stay upright.
04 September 2014, 02:15 PM ET
An asteroid will make a close brush with Earth on Sunday, passing by the planet well inside the orbit of the moon.