The finding suggests a pair of gigantic Fermi bubbles in our galaxy formed after the dinosaurs.
Milky Way
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The closest galactic relative to the Milky Way helped astronomers discover dark matter in the 1960’s.
NASA’s flagship space telescope captured flares from the disk of superheated material around the black hole, revealing...
A super-Neptune orbiting a star is zipping through space at 1.2 million miles per hour—or potentially faster.
