NASA’s Fermi Gamma-ray Space Telescope "detected none of the high-energy gamma-ray light" from a nearby supernova. NASA ...
A team of astronomers has discovered that the spiral arms of the Milky Way galaxy may stretch further out into space than was ...
A stellar explosion that briefly outshone its entire host galaxy may have left behind a calling card no superluminous supernova has ever produced before: a burst of high-energy gamma rays detected by ...
NASA successfully launched its mission to save the Neil Gehrels Swift Observatory on July 3, just over nine months after ...
The Milky Way’s farthest spiral arms have long been sketched more from motion than measurement. Now three violent explosions ...
A new result using NASA’s Chandra X-ray Observatory shows that the outer spiral arms in the Milky Way galaxy may reach wider ...
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Data from NASA’s Fermi Gamma-ray Space Telescope reveal the budding gas bubble of star cluster Westerlund 1. Brighter colors indicate a stronger likelihood that gamma rays arise from specific types of ...