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, 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, 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
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.
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, 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.
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, 10:34 AM ET
The Global Precipitation Measurement mission's data ultimately ends up in the hands of scientists at the NASA's Goddard Space Flight Center in Greenbelt, Md. The long 'road' the data takes is explained.
03 September 2014, 08:48 PM ET
The space rock (named 2014 RC) was discover on August 31st, 2014 by the Catalina Sky Survey. Its closest approach, about 2:18pm EDT - September 7th, will be about one-tenth the distance from Earth to the Moon (~25,000 miles).
03 September 2014, 06:07 PM ET
The space tourism company and its partner automaker has just announced a chance for you and 3 of your friends to fly on SpaceShipTwo. Find out more about it at virgin.com.
03 September 2014, 02:44 PM ET
An intense M5.6-class solar flare erupted on August 24th, 2014 and NASA's SDO and STEREO spacecraft were on hand to observe it.
03 September 2014, 09:30 AM ET
NASA's Solar Dynamics Observatory captured imagery of the filament that snaked across a huge area on the Sun. According to Spaceweather.com, "debris from the blast is hurtling in the general direction of Earth.
03 September 2014, 06:00 AM ET
The La Silla Observatory's MPG/ESO 2.2m telescope observed the Lupus 4 cloud, which lies 400 light years from Earth. This light-blocking cloud will one day give birth to stars. Full Story: http://goo.gl/4omk50
02 September 2014, 01:13 PM ET
A German artist who once painted the side of a Russian rocket is auctioning his Soviet space relic collection, including examples of his own space art, a piece of cosmonaut Yuri Gagarin's Vostok space capsule and a 'dog space suit.'
02 September 2014, 10:53 AM ET
In the evening, Mars and Saturn can be seen in the southwestern sky. Jupiter can be viewed in the eastern sky in the early morning hours. Also, the Moon adds additional light for farmers to harvest their crops.
02 September 2014, 10:33 AM ET
The constellations of Aquarius (God of the Waters) and Capricornus (The Water Goat) hold a bevy of skywatching targets. The M2 star cluster in Aquarius harbors about 150,000 stars.
02 September 2014, 10:08 AM ET
The reflection of sunlight off of cosmic dust particle creates the effect known as "zodiacal light", sometimes called the "false dawn." (Best seen from mid-September to early October).
29 August 2014, 07:30 AM ET
Spacesuit makers Final Frontiers Design gave Space.com's @MiriKramer their latest generation suit to try on. The company, that was founded by Ted Southern and Nikolay Moiseev, is offering a "Space Suit Experience" to customers.
27 August 2014, 03:44 PM ET
Effective Space Solutions' microsatellite, called "The DeOrbiter", will be able to grapple satellites and tow them to their correct orbits. Useful for satellites that are launched into incorrect orbits or for towing to 'graveyard' orbits.
27 August 2014, 03:29 PM ET
Power winds emanating from the binary system's stars interact and are being studied with the help of Chandra X-ray Observatory imagery. The system harbors one of the largest and brightest stars in the Milky Way.
27 August 2014, 02:17 PM ET
Galaxy GOODS-N-774 has been observed by NASA and ESA space telescopes and the W.M. Keck Observatory. The view is how it appeared 11 billion years ago.
27 August 2014, 01:11 PM ET
NASA cryospheric program manager Dr. Tom Wagner talks to Space.com's @MiriKramer about how the space agency is trying determine the causes of the ice loss and how it affects Earth.
27 August 2014, 07:13 AM ET
Scientists working to detect gravitational waves from black holes and other exotic phenomena billions of light years away, pass their passion to future generations. A new film, by Kai Staats, is coming.
26 August 2014, 04:24 PM ET
Astronomers observing with the Atacama Large Millimeter/submillimeter Array (ALMA) have been able to image merging galaxy H-ATLAS J142935.3-002836. A foreground galaxy gravity magnified the light of the merger to deliver the image.
25 August 2014, 05:36 PM ET
Data from instruments aboard a NASA sounding rocket corroborates the claim that about 10 million years ago a cluster of supernova explosions blew a bubble in the interstellar medium. Today Earth resides in that bubble.
25 August 2014, 05:15 PM ET
Our managing editor challenges Alan Boyle from NBCNews, Discovery News' Ian O'Neil and former NASA astronaut Mike Massimino. Learn more about the challenge to fight Amyotrophic lateral sclerosis (ALS), as known as Lou Gehrig's Disease.
25 August 2014, 03:40 PM ET
Expedition 40 astronaut Alexander Gerst said "We flew right through a massive aurora after last week's solar mass ejection." The space station maintains a altitude of between 205 and 270 miles above Earth.
25 August 2014, 12:45 PM ET
ESA's Rosetta mission will attempt to land its Philae lander in November 2014 on the surface of comet 67P/Churyumov-Gerasimenko. Measurements of surface temperature, mass and gravity from the probe weighed into the decision.
25 August 2014, 10:07 AM ET
NASA's Solar Dynamics Observatory captured the M5.6-class flare in multiple wavelengths, while the NASA/ESA Solar and Heliospheric Observatory wide view captured some of the ensuing coronal mass ejection.
24 August 2014, 07:21 PM ET
An M5.6-class flare erupted from sunspot AR2151 on August 24th, 2014. NASA's Solar Dynamics observatory captured a close-up of the fireworks.