Astronomers using NASA’s Chandra X-ray Observatory have discovered the largest and brightest set of rings from X-ray light echoes ever observed. These extraordinary rings, produced by…
Read the articleThe intricate jumble depicted in this image from ESA’s Herschel space observatory shows the distribution of gas and dust in the Taurus Molecular Cloud, a giant…
Read the articleScientists using NASA’s Hubble Space Telescope have discovered that the immense halo of gas enveloping the Andromeda galaxy, our nearest massive galactic neighbor, is about six…
Read the articlePeering into the heart of the Milky Way galaxy, NASA’s Nuclear Spectroscopic Telescope Array (NuSTAR) has spotted a mysterious glow of high-energy X-rays that, according to…
Read the articleLaunched in 1990, NASA’s Hubble Space Telescope has made more than 1.2 million observations of more than 38,000 celestial objects. In its 25-year lifetime the telescope…
Read the articleAs NASA missions explore our solar system and search for new worlds, they are finding water in surprising places. Water is but one piece of our…
Read the articleDiscovered on 5 September 1784 by astronomer William Herschel, the Veil Nebula was once a star. Now it is a twisted mass of shock waves that…
Read the articleNASA’s Nuclear Spectroscopic Telescope Array (NuSTAR) and ESA’s (European Space Agency) XMM-Newton telescope are showing that fierce winds from a supermassive black hole blow outward in…
Read the articleAstronomers have observed the largest X-ray flare ever detected from the supermassive black hole at the center of the Milky Way galaxy. This event, detected by…
Read the articleMost celestial events unfold over thousands of years or more, making it impossible to follow their evolution on human timescales. Supernovas are notable exceptions, the powerful…
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