10 September 2014, 06:45 AM ET
An excerpt from "Curiosity," Rod Pyle's new book about NASA's $2.5 billion Mars Science Laboratory mission.
10 September 2014, 06:45 AM ET
The European Space Agency's Cooperative Adventure for Valuing and Exercising human behaviour and performance Skills (CAVES) course, which helps astronauts and support staff prepare for the rigors of a space mission, kicked off this week in Italy.
10 September 2014, 06:00 AM ET
The cluster is located about 90,000 light years away in the Sagittarius Dwarf Galaxy. Astronomers using Europe's Very Large Telescope (VLT) in Chile have been observing the cluster to measure levels of the element lithium in its stars.
10 September 2014, 12:44 AM ET
This space wallpaper from the Wide Field Imager on the MPG/ESO 2.2-metre telescope at ESO’s La Silla Observatory in Chile shows two dramatic star formation regions in the southern Milky Way.
09 September 2014, 04:00 PM ET
The Giant Magellan Telescope (GMT) completed several major external reviews earlier this year and is on target to break ground in the Chilean Andes before the end of 2014. The huge scope should begin observing the heavens early in the next decade.
09 September 2014, 02:49 PM ET
When a private spaceship was cremated over Earth earlier this summer, the astronauts living and working on board the International Space Station had a stunning view of the vehicle's fiery demise.
09 September 2014, 01:41 PM ET
Sunspot AR2158 unleashed an M4.6-class flare on September 9, 2014. NASA estimates that the coronal mass ejection (CME) was moving pretty fast. According to Spaceweather.com, "it will deliver a glancing blow to Earth's magnetic field."
09 September 2014, 01:17 PM ET
ESA astronaut Alexander Gerst has been snapping imagery of Earth throughout his stay on the ISS. The space agency's production team created the movie with artistic effects such as light trails, created when superimposing imaging and fading slowly.
09 September 2014, 12:52 PM ET
The mission that will study the Red Planet's atmosphere will reach its target on September 21, 2014 at 10pm EST. Its transfer orbit and orbital insertion are explained.
09 September 2014, 11:21 AM ET
The full moon of September 2014 marked the Harvest Moon for the year. See amazing photos of the 2014 Harvest Full Moon sent in by stargazers in this Space.com gallery.
09 September 2014, 10:43 AM ET
NASA astronaut Barry E. "Butch" Wilmore talks to Space.com's @MiriKramer about the differences between the missions. Wilmore was the pilot of the Space Shuttle Atlantis STS-129 mission in 2009 and will assume command of the Space Station in 2014.
09 September 2014, 10:32 AM ET
A new wristwatch designed to be worn by the future crewmembers of a commercial space station has received the signature of approval of a former NASA astronaut.
09 September 2014, 07:01 AM ET
Two spacecraft on their way to Mars are performing well as they close in on the Red Planet this month.
09 September 2014, 06:44 AM ET
New research shows that an object, known as WISE J0304-2705 and classified as a Y dwarf, may have begun its evolution with a temperature as hot as a red dwarf star before settling on its present temperature, which is similar to Venus.
09 September 2014, 06:30 AM ET
The private spaceflight company Boeing has been hard at work designing a capsule that could deliver NASA astronauts to the International Space Station sometime in the next three years.
08 September 2014, 08:08 PM ET
When Elena Serova arrives at the International Space Station to become its first female cosmonaut crewmember on Sept. 25, she plans to treat the mission as routine — at least, as routine as a spaceflight can be.
08 September 2014, 05:12 PM ET
The space rock flew within 21,000 miles of the surface of Earth on September 7th, 2014. A. Thirouin, B. Skiff, and N. Moskovitz analyzed the brightness variations using the Lowell Observatory's 1.1m Hall telescope in Arizona.
08 September 2014, 04:57 PM ET
A committee formed by the Nicaraguan government determined that a new, 39-foot-wide (12 meters) crater found near capital city Managua's international airport was blasted out by a space rock strike Saturday night. But experts aren't convinced.
08 September 2014, 04:40 PM ET
Last night, two more of Planet Lab’s shoebox-sized Earth imaging satellites launched themselves from aboard the International Space Station, the latest in a series of technical mysteries.
08 September 2014, 04:23 PM ET
A new NASA instrument expected to launch to space later this month will help scientists study the Earth in a new way from the International Space Station.
08 September 2014, 04:03 PM ET
British soprano Sarah Brightman will begin training in January for a 2015 visit to the International Space Station.
08 September 2014, 04:01 PM ET
The stars of the Milky Way shimmer in this amazing night sky view from New York's scenic Adirondack Park captured by a photographer after a long hike out to a secluded lake. Astrophotographer Corey Rondeau took this image on Aug. 20, 2014.
08 September 2014, 04:00 PM ET
A series of breathtaking planet views will appear in the September sky for stargazers interested in spotting them.
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, 11:27 AM ET
Reports of a loud boom were heard on the evening of Sept. 6, 2014 in the captital city of Managua. A crater was found the following afternoon.
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, 09:07 AM ET
ISS crew members Mike Hopkins and Rick Mastracchio talk about several European and United States cities while aboard the International Space Station.
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.