Latest Smithsonian Center for Astrophysics Stories
New observations from NASA's Chandra X-ray Observatory suggest that a black hole is being ejected from its host galaxy at several million miles per hour.
Gamma-ray beams seen in the Milky Way's central black hole suggest that the galaxy's center was much more active in the past, according to new research.
New research suggests that billions of stars in our galaxy have captured rogue planets that once roamed interstellar space.
An international team of scientists have discovered an ‘ordinary’ black hole in the 12 million light year-distant galaxy Centaurus A.
Harvard-Smithsonian Center for Astrophysics researchers have determined that some planets are flying around in space at 30 million miles per hour.
Astronomers using NASA's Hubble Space Telescope have discovered a new class of planet, completely enveloped by water.
Astronomers, using the Hubble Space Telescope, say they have found a black hole that was once at the core of a now-disintegrated dwarf galaxy.
Astronomers announced the findings of two new circumbinary planets, or worlds that orbit two different stars, during the American Astronomical Society (AAS) meeting in Austin, Texas on Wednesday.
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