For most of the history of astronomy, all we could see were stars. We could see them individually, in clusters, in nebulae, and in fuzzy blobs that we thought were clumps of stars but were actually galaxies. The thing is, ...
Astronomy
Sep 20, 2023
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The glittering globular cluster Terzan 12—a vast, tightly bound collection of stars—fills the frame of this image from the NASA/ESA Hubble Space Telescope. The location of this globular cluster, deep in the Milky Way ...
Astronomy
Sep 7, 2023
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We have identified the coldest star ever found to produce radio waves—a brown dwarf too small to be a regular star and too massive to be a planet.
Astronomy
Jul 17, 2023
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An international team of astronomers, astrophysicists and cosmologists, has found evidence of galaxy M64's outer disk originating from a smaller, nearby, dwarf galaxy. The team has written a paper describing their findings ...
Our galaxy's largest nearby companion is the Large Magellanic Cloud (LMC), a dwarf galaxy visible to the naked eye in the Southern Hemisphere. In recent years, new theoretical research and better observational capabilities ...
Astronomy
Apr 24, 2023
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The Milky Way increases its mass by merging with low-mass dwarf galaxies. Some of these dwarf galaxies will experience tidal forces during orbiting around the Milky Way, and their member stars will be lost.
Astronomy
Mar 21, 2023
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Astronomers have discovered the first evidence for giant black holes in dwarf galaxies on a collision course. This result from NASA's Chandra X-ray Observatory has important ramifications for understanding how the first wave ...
Astronomy
Feb 22, 2023
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More than 500 astronomers from all over Europe, including members of Catalan universities and research centers—the UPC and the ICCUB—have designed and planned a total of five years of operations for the WEAVE spectrograph, ...
Astronomy
Feb 7, 2023
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In the vast and diverse universe, the initial mass distribution at the birth of a new population of stars determines the fate of galaxies. This relationship is described by the initial mass function (IMF). For more than half ...
Astronomy
Jan 18, 2023
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A Dartmouth professor's images of the explosive aftermath from the collision of two dying stars could help scientists better understand this rare type of astronomical event—and may finally confirm the identity of a brilliant ...
Astronomy
Jan 13, 2023
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