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This gas needs an enormous amount of energy to shine — more than normal stars can supply. The discovery, based on data from ...
John Grunsfeld has a model of the Hubble Space Telescope on his bookshelf. It's right next to a model of a NASA space shuttle, which delivered Hubble to space 35 years ago, and it's no secret why both ...
Astronomers have used the James Webb Space Telescope (JWST) to revisit a misunderstood black hole thought to be gulping ...