A sudden X-ray flare from a supermassive black hole in galaxy NGC 3783 triggered ultra-fast winds racing outward at a fifth the speed of light—an event never witnessed before. Using XMM-Newton and ...
Fresh images from NASA's Hubble reveal the unusual features of interstellar comet 3I/ATLAS, offering insights into alien ...
The Hubble Space Telescope and the Jupiter Icy Moons Explorer have captured fresh images of an interstellar comet as the object nears its closest approach to Earth later this month.
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