Fermi Telescope Closes on Source of Cosmic Rays (w/ Video)

(PhysOrg.com) -- New images from NASA's Fermi Gamma-ray Space Telescope show where supernova remnants emit radiation a billion times more energetic than visible light. The images bring astronomers a step closer to understanding ...

Lunar Reconnaissance Orbiter's first moon images available

(PhysOrg.com) -- NASA's Lunar Reconnaissance Orbiter has transmitted its first images since reaching the moon on June 23. The spacecraft's two cameras, collectively known as the Lunar Reconnaissance Orbiter Camera, or LROC, ...

Magnetic Tornadoes Could Liberate Mercury's Tenuous Atmosphere

(PhysOrg.com) -- As the closest planet to the sun, Mercury is scorching hot, with daytime temperatures of more than 800 degrees Fahrenheit (approximately 450 degrees Celsius). It is also the smallest rocky planet, so its ...

Suzaku snaps first complete X-ray view of a galaxy cluster

The joint Japan-U.S. Suzaku mission is providing new insight into how assemblages of thousands of galaxies pull themselves together. For the first time, Suzaku has detected X-ray-emitting gas at a cluster's outskirts, where ...

Refurbished Hubble Ready to Resume Exploration

(PhysOrg.com) -- The Hubble Space Telescope has been with us for nearly two decades. In that time, its breathtaking images have captured people’s imaginations and its groundbreaking science has revealed some of the many ...

Fermi telescope explores high-energy 'space invaders'

(Physorg.com) -- Since its launch last June, NASA's Fermi Gamma-ray Space Telescope has discovered a new class of pulsars, probed gamma-ray bursts and watched flaring jets in galaxies billions of light-years away. Today at ...

New Gamma-Ray Burst Smashes Cosmic Distance Record (w/Video)

(PhysOrg.com) -- NASA's Swift satellite and an international team of astronomers have found a gamma-ray burst from a star that died when the universe was only 630 million years old, or less than five percent of its present ...

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