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7 matches found for "solar-mass black hole"

Page | 1 |

Swift XMM-Newton Satellites Tune Into a Middleweight Black Hole

"Intermediate-mass black holes contain between 100 and 10,000 times the sun's mass," explained Tod Strohmayer, an astrophysicist at Goddard. "We observe the heavyweight black holes...

Physics and Astronomy |

First black holes kept to a strict diet, study shows

"The first stars were much more massive than most stars we see today, upwards of 100 times the mass of our sun," said John Wise, a post-doctoral fellow at NASA's Goddard Space Flight Ce...

Physics and Astronomy |

Stars forming just beyond black hole's grasp at galactic center

The galactic center is wracked with powerful gravitational tides stirred by a 4 million solar-mass black hole. Those tides should rip apart molecular clouds that act as stellar nurseries, preventing s...

Physics and Astronomy |

Heaviest Stellar Black Hole Discovered in Nearby Galaxy

The black hole is part of a binary system in M33, a nearby galaxy about 3 million light years from Earth. By combining data from NASA's Chandra X-ray Observatory and the Gemini telescope on Mauna...

Physics and Astronomy |

Old idea spawns new way to study dark matter

For the first time, they were able to employ triangulation -- a method rooted in ancient Greek geometry -- to estimate the location of dark matter and calculate its mass.The results, reported ...

Physics and Astronomy |

Star on a Hubble diet

The majority of the heaviest stars – some researchers say as many as 90% or maybe even more – tend to be born in multiple systems that can easily disguise themselves as single very heavy stars. Moreov...

Physics and Astronomy |

Precocious supermassive black holes challenge theories

NASA’s Chandra X-ray Observatory has obtained definitive evidence that a distant quasar formed less than a billion years after the big bang contains a fully-grown supermassive black hol...

Physics and Astronomy |

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