NASA engineers conducted the first in a new round of tests on the next-generation J-2X rocket engine Feb. 15 at Stennis Space Center.› View Video
New data from Chandra suggests a highly distorted supernova remnant may contain the most recent black hole formed in the Milky Way galaxy.› Photo
A J-2X engine, right, is being transported to the A-2 Test Stand at the Stennis Space Center in Mississippi.
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NASA has conducted the second Flight Control Test of solid rocket booster avionics, part of the first two test flights of the Space Launch System.
Chandra spies on superbubbles -- huge cavities in the gas clouds around massive stars, carved by supernova winds and shock waves.
To help develop the nation's future heavy lift rocket, NASA resurrected the mighty F1 -- the world's most powerful rocket engine ever flown.› Photo
NASA optics engineering expertise is allowing solar scientists to see into the sun's corona in unprecedented detail.
On Jan. 10, 2013, the Saturn V F-1 gas generator completed a 20-second hot-fire test. Engineers are completing a series of tests at Test Stand 116 located in the East Test Area at NASA's Marshall Spac...› View Image
Dr. Chryssa Kouveliotou was selected as the 2012 recipient of the Dannie Heineman prize in astrophysics.
NASA advanced propulsion researchers are a step closer to safely sending human explorers to Mars and other solar system destinations.
A jet of particles produced by a rapidly rotating neutron star may provide new insight into the nature of some of the densest matter in the universe.
Tim Livengood confirms the setup on a friction stir weld test fixture at NASA's Michoud Assembly Facility in support of the agency's Space Launch System.› View alternate image #1
A large elliptical galaxy at the center of the galaxy cluster PKS 0745-19, part of a survey of 18 of the biggest black holes in the universe.
The J-2X powerpack assembly was fired up one last time on Dec. 13, finishing a year of important testing on a component of America's next heavy-lift rocket.› Read More
The uncrewed Exploration Flight Test-1 (EFT-1) mission will test the re-entry performance of NASA's Orion capsule in 2014.
A sample of nearby galaxies has shown that many contain X-ray sources in their centers -- most likely powered by central supermassive black holes.
In this holiday season, some astronomers are asking what is the best "mix of ingredients" for stars to make the largest number of black holes.
Thanks to an upgrade, NASA's Fermi Gamma-ray Space Telescope is now 10 times better at catching terrestrial gamma-ray flashes (TGFs).
On Dec. 5, a successful 1,286-second J-2X powerpack test brightened the skies over NASA's Stennis Space Center in Mississippi.› View Video
Teresa Vanhooser, a native of Johnson City, Tenn., and a NASA employee since 1980, has been appointed deputy director of the Marshall Center.