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Extremely rare 'failed supernova' may have erased a star from the night sky without a trace
By Ben Turner published
An artist's rendering of a black hole
Leonid meteor shower 2024: How to spot 'shooting stars' and 'fireballs' over the US this week
By Jamie Carter published
The Leonid meteor shower peaks in North America overnight from Nov. 17 to 18, with fast-moving fireballs possible in US skies.
Beaver Moon 2024: See the final 'supermoon' of the year rise next to the 'Seven Sisters'
By Jamie Carter published
The year's fourth and final supermoon shines next to the spectacular 'Seven Sisters' stars this week. Here's how to see November's full Beaver Moon rise.
Look for 'fireball' meteors over the US tonight as the North Taurid meteor shower peaks
By Jamie Carter last updated
The South Taurid and North Taurid meteor showers peak in early November. Here's everything you need to know about this month's doubleheader of shooting stars.
'Webb has shown us they are clearly wrong': How astrophysicist Sophie Koudmani's research on supermassive black holes is rewriting the history of our universe
By Ben Turner published
How did supermassive black holes get big so fast? Astrophysicist Souphie Koudmani tells us how she and her colleagues are finding out.
NASA's Chandra X-ray telescope sees 'knots' blasting from nearby black hole jets
By Sharmila Kuthunur published
A fresh analysis of decades-old X-ray black hole jet data has revealed bright, lumpy features with mysterious speed changes.
Space Force's mysterious X-37B begins 'aerobraking' to lower orbit. Here's how it works.
By Brett Tingley published
In a rare show of openness about the X-37B, Boeing Space released a video detailing how the space plane's aerobraking maneuvers help change its orbit.
Boost for Mars life? Red Planet's magnetic field may have lasted longer than thought
By Keith Cooper published
Mars' global magnetic field may have hung around for 200 million years longer than scientists had thought, possibly giving life a longer window to take hold on the Red Planet.
How many galaxies orbit the Milky Way?
By Mindy Weisberger published
The number of known galaxies circling the Milky Way is increasing as we develop new powerful telescopes.
Mysterious, city-size 'centaur' comet gets 300 times brighter after quadruple cold-volcanic eruption
By Harry Baker published
The cryovolcanic "centaur" comet 29P/Schwassmann-Wachmann has erupted four times in less than 48 hours, becoming unusually bright in the process. It is the most powerful outburst from the city-size oddball in more than three years.
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