Space
Light leaking from a distant galaxy hints at a cosmic makeover’s origins
Ultraviolet light slips through a hole in a distant galaxy’s gas. Older galaxies might have used the trick to ionize most of the universe’s hydrogen.
Astronomy
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PhysicsPhysics Nobel awarded for discoveries about the universe’s evolution and exoplanets
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SpaceWhy just being in the habitable zone doesn’t make exoplanets livable
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SpaceNASA’s new black hole visualizations showcase how gravity warps light
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SpaceThis fast radio burst shined a light on a galaxy’s mysterious gas halo
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AstronomyHow an astrophysicist chased a star from the Halo games to real life
Julián Alvarado Gómez has devoted his career to a star called Iota Horologii. His former life as a Halo video gamer helps fuel that devotion.
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SpaceThe Milky Way’s supermassive black hole reached record brightness this year
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