20 May 2015, 11:14 AM ET
The Air Force space plane launched atop an United Launch Alliance Atlas V rocket on May 20th, 2015. AFSPC-5 mission payloads include the Orbital Test Vehicle 4 (OTV-4) and 10 cubesats.
20 May 2015, 09:03 AM ET
The region is "surrounded by diffuse emission and dark nebulae," says astrophotographer Terry Hancock (downunderobservatory.com). It is ~1600 light years from Earth in the Cygnus constellation.
19 May 2015, 01:03 PM ET
The European Southern Observatory's Very Large Telescope captured the finest view to date of Sharpless 2-274, a ‘retired’ star about 1500 light-yearts from Earth in the Gemini constellation.
18 May 2015, 05:48 PM ET
The U.S. Air Force's AFSPC-5 mission is scheduled to launch aboard a United Launch Alliance (ULA) Atlas V rocket on May 20th, 2015. It will blast off from Space Launch Complex-41 at the Cape Canaveral Air Force Station in Florida.
18 May 2015, 01:34 PM ET
Three boulders balancing like ballerinas have been spotted on the surface of a comet by the Rosetta spacecraft. Only a small area on the surface of each rock is touching the ground, similar to "balancing rocks" seen on Earth.
18 May 2015, 09:00 AM ET
Smoke fills the cabin of a Star City Soyuz simulator and ESA astronaut Andreas Mogensen and Russian cosmonaut Sergei Volkov are forced to work through their contingency plans.
15 May 2015, 11:38 PM ET
On May 14th, 2015, exactly two months before the fly-by of Pluto is expected, mission scientists gathered at the American Museum of Natural History in NYC to speak to a crowd of school kids and museum patrons about the historic event.
15 May 2015, 12:45 PM ET
The neutron star SGR 1745-2900 near the Milky Way's supermassive black hole Sagittarius A* is not slowing down its X-ray output as expected. Data from Chandra's X-ray Observatory show a slow decline in X-ray brightness and high temperature surfaces.
15 May 2015, 10:50 AM ET
The Hubble Space Telescope was used to study 3000 white dwarf stars in Milky Way star cluster 47 Tucanae. The white dwarfs are migrating outward from the center of the cluster, which is home to hundreds of thousands of stars.
14 May 2015, 07:49 PM ET
NASA's Kepler mission captured over 2 months of Triton's orbit of Neptune. Small moon Nereid joins in on the dance on Day 24 and some streaking asteroids make the flurry complete.
13 May 2015, 11:11 AM ET
Small moons Styx, Nix, Kerberos and Hydra – along with the big moon Charon – ‘pulled up’ out of the noise and star field by processing images from the NASA probe's Long Range Reconnaissance Imager (April 25th-May 2nd, 2015).
13 May 2015, 08:41 AM ET
The suction fan on the Space Station potty is so loud that, well, everyone knows when you 'go.' Italian astronaut Samantha Cristoforetti explains how to turn on that fan and how-to use the International Space Station toilet.
12 May 2015, 03:56 PM ET
The clusters, marked in red in the video, are thought to harbor massive black holes or large amounts of dark matter. Locations of normal globular clusters (blue) and clusters that are similar to dwarf galaxies (green) are also shown.
12 May 2015, 01:18 PM ET
The Owens Valley Wavelength Array has captured 24 hours of sky, revealing our Universe in a different light. Radio astronomers ‘see’ the sky; visible light astronomers must dodge the Sun.
11 May 2015, 01:12 PM ET
The ESA astronaut tours the Space Station bathroom and gives a tutorial on how nails are cut, hair is washed, teeth are brushed and more.
11 May 2015, 11:49 AM ET
The latest set of images of the dwarf planet from NASA's Dawn mission reveal the brights spots to be composed of many small regions "due to the reflection of sunlight" whose composition is still unknown, according to Dawn's principal investigator.
11 May 2015, 10:09 AM ET
On April 15th, 2015, NASA's Mars Science Laboratory ‘Curiosity’ captured 4 frames of imagery of the setting sun. The Mars Exploration Rover ‘Opportunity’ snapped sunsets on Nov 4th and 5th, 2010.
08 May 2015, 08:57 AM ET
NASA’s Modular Robotic Vehicle (MRV), developed at the Johnson Space Center for eventual use off-world, could change how Earthly vehicles drive as well; ‘sideways’ on 4 independent wheel-motors, each of which can rotate 180°.
07 May 2015, 06:53 PM ET
Time-lapse artists' Gavin Heffernan and Harun Mehmedinovic aim to educate about the threat of light pollution through their their astrophotography book and time-lapse video series. Find out more about it at www.skyglowproject.com.
07 May 2015, 01:55 PM ET
Astronomers driving the Atacama Large Millimeter/submillimeter Array (ALMA) have imaged a cosmic "dinosaur egg;" a dense knot of star-birth within a pair of interacting galaxies, likely similar to ancient regions where star clusters were born.
07 May 2015, 10:50 AM ET
Astronauts on the International Space Station are imbibing fresh brewed drinks. The principal investigator of the Capillary Beverage study explains how it works.
06 May 2015, 03:14 PM ET
Imagery from NASA's Cassini mission has shown what was believed to be discrete jets or geysers erupting from the surface of Enceladus. A new investigation has revealed that the eruptions may be more widespread.
06 May 2015, 09:06 AM ET
The Dragon crew capsule, slated to carry NASA astronauts and others, launched in a successful test of emergency abort procedures on May 6th, 2015.
05 May 2015, 07:42 PM ET
Sunspot AR2339 unleashed an X2.7 solar flare on May 5th, 2015. A radio blackout alert was issued for areas over the Pacific Ocean by NASA/NOAA. NASA's Solar Dynamics Observatory (SDO) captured the fireworks in multiple wavelengths.
05 May 2015, 02:39 PM ET
Researchers using the Chandra X-ray telescope have discovered a group of black holes consuming massive amounts of matter. The black holes are surround by 'thick-disk' quasars that are 5 to 10 percent more efficient in devouring matter.
05 May 2015, 10:07 AM ET
The sound was recorded by a UNC Chapel Hill payload aboard a high altitude balloon. The balloon was commissioned by Louisiana State University's High Altitude Student Platform (HASP) program and flew to an altitude of ~22 miles in 2014.
04 May 2015, 01:31 PM ET
The creator of the Ansari Xprize winning SpaceShipOne shares how a couple of bicycle shop owners (Wright Brothers) inspired Space exploration, and how the Apollo program inspired private space sector growth.
04 May 2015, 10:28 AM ET
NASA's Solar Dynamics Observatory (SDO) captured the evolution of the so called ‘Phoenix Prominence’ over a 6 hour period on April 21st, 2015 in several extreme ultraviolet wavelengths.
04 May 2015, 09:51 AM ET
Astrophotographer John Chumack (galacticimages.com) captured 2 hours and 40 minutes of northern lights images in March 2015, and time-lapsed them into 3 minutes of geomagnetic amazement.
04 May 2015, 09:44 AM ET
When Charles Limoli and colleagues exposed mice to a single beam of extremely concentrated radiation, the rodents’ brain cells’ dendrite became damaged.
01 May 2015, 09:31 AM ET
The Large Binocular Telescope Observatory snapped imagery of an occultation of Jupiter Moon's Io by its sister Jovian moon Europa. The bright spots on Io are its massive lava lakes.
30 April 2015, 10:33 AM ET
The private space company's new vehicle reached an altitude of 307,000 feet and safely parachuted back to Earth on April 29th, 2015. This ground tracking camera view follows the vehicle from launch to touchdown.
30 April 2015, 10:20 AM ET
In its first test flight, the private space company's new vehicle reached an altitude of 307,000 feet and safely parachuted back to Earth on April 29th, 2015.
30 April 2015, 09:36 AM ET
Venus, Mercury, Jupiter and Saturn can be seen in the evening. With binoculars, the Virgo Cluster of Galaxies and its Sombrero Galaxy (M104).
30 April 2015, 07:20 AM ET
Using the ESO's Very Large Telescope, astronomers have created a new 3D visualization of the the famous Eagle Nebula, showing distance between each ‘pillar.’ Space.com stirs in Hubble images.
29 April 2015, 06:23 PM ET
"We have a lot of redundancy onboard the space station" says NASA's Scott Kelly in an Associated Press interview on April 30th, 2015. The Progress 59 cargo ship experienced a fatal glitch and its docking to the Space Station has been cancelled.