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James Webb telescope watches ancient supernova replay 3 times — and confirms something is seriously wrong in our understanding of the universe
By Ben Turner published
The James Webb Space Telescope has zoomed in on an ancient supernova, revealing fresh evidence that a crisis in cosmology called the Hubble tension isn't going anywhere soon.
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Monster X-class flare launches massive solar storm towards Earth — and could trigger auroras this weekend
By Harry Baker published
The sun just unleashed one of its largest solar explosions in recent years, temporarily causing a radio blackout on Earth and spitting out a coronal mass ejection that will likely collide with our planet this weekend.
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32 alien planets that really exist
By Brandon Specktor published
Beyond our solar system, countless alien worlds of lava, ice, water and noxious gas swirl through the cosmos. Here are some of the strangest exoplanets that scientists have discovered so far.
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Sega Toys Homestar Matataki star projector review
By Tantse Walter published
Review How does the Sega Toys Homestar Matataki compare with the fan-favorite Homestar Flux? We put it to the test.
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Can you see Earth's new 'minimoon' with the naked eye?
By Brandon Specktor published
On Sunday, Sept. 29, Earth captured a new "minimoon" called 2024 PT5. The bus-size asteroid is expected to orbit our planet for 57 days, but is too small to be visible to amateur skywatchers.
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Are there any planets in the universe that aren't round?
By Ashley Hamer published
Earth is round, but are there any planets in the universe that aren't?
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Space photo of the week: Hot young suns glow blue, white and orange in the Lobster Nebula
By Jamie Carter published
The massive star-forming complex known as the Lobster Nebula is part of the biggest infrared map of the Milky Way galaxy ever created.
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Black hole 'blowtorch' is causing nearby stars to explode, Hubble telescope reveals
By Ben Turner published
Star explosions called novas are happening twice as often near a gargantuan black hole jet as they are in the rest of the galaxy, and astronomers aren't sure why.
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Newest Starlink satellites are leaking even more radiation than their predecessors — and could soon disrupt astronomy
By Harry Baker published
A new study reveals that Generation 2 Starlink satellites are leaking up to 30 times more radio waves than their predecessors. If SpaceX continues to deploy the newer versions as planned, we could reach an "inflection point" where astronomers can no longer properly study the cosmos, researchers warn.
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James Webb telescope spots rare 'missing link' galaxy at the dawn of time
By Ben Turner published
Astronomers using the James Webb Space Telescope have spotted a rare galaxy at the dawn of time that may be a "missing link" between the oldest generation of stars and the ones we see near Earth.
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