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James Webb telescope's 'shocking' discovery may hint at hidden exomoon around 'failed star'
By Robert Lea published
JWST's surprise discovery of methane emissions and likely aurorae over a distant brown dwarf could indicate this "failed star" is orbited by an active moon.
NASA reveals 'glass-smooth lake of cooling lava' on surface of Jupiter's moon Io
By Stephanie Pappas published
The volcanic surface of Jupiter's huge moon Io got a stunning close-up thanks to NASA's Juno mission.
Space photo of the week: Bizarre 'Helix Galaxy' is unlike any other in the universe. Can you see why?
By Jamie Carter published
The Helix Galaxy is a rare "polar ring" galaxy found near the Big Dipper. Its odd shape and history set it apart from every other galaxy we know of.
Packs of dog-shaped robots could one day roam the moon — if they can find their footing on Earth first
By Sharmila Kuthunur published
A dog-like, bio-inspired robot called Spirit is still learning to walk, but could one day be deployed on the moon to explore steep, potentially hazardous areas with a team of robot companions.
See the explosive 'devil comet' get its tail ripped off by a solar storm days before its close approach to the sun
By Harry Baker published
A surprise coronal mass ejection recently smashed into Comet 12P/Pons-Brooks, briefly causing the "devil comet" to lose its tail — and a NASA spacecraft caught the whole thing on camera.
Global 'time signals' subtly shifted as the total solar eclipse reshaped Earth's upper atmosphere, new data shows
By Harry Baker published
During the historic April 8 total solar eclipse, a government radio station in Colorado started sending out slightly shifted "time signals" to millions of people across the globe as the moon's shadow altered the upper layers of our atmosphere. However, these altered signals did not actually change the time.
April's full 'Pink Moon' blooms amid a meteor shower tomorrow. Here's how to get the best view.
By Jamie Carter published
April's full moon, nicknamed the Pink Moon, rises on Tuesday (April 23), but will appear bright and full on Monday and Wednesday as well. Here's how to see it at its best.
Researchers solve mystery of inexplicably dense galaxy at the heart of perfect 'Einstein ring' snapped by James Webb telescope
By Harry Baker published
The James Webb Space Telescope discovered an inexplicably dense galaxy inside an "Einstein ring" last year. Now, researchers think they can explain this cosmic conundrum.
Lyrid meteor shower 2024: How to watch stunning shooting stars and 'fireballs' during the event's peak this week
By Harry Baker published
The annual Lyrid meteor shower peaks between April 21 and 22 this year, potentially offering views of hundreds of shooting stars and rare "fireballs." Here's where and when to catch the cosmic light show.
Venus is leaking carbon and oxygen, and scientists aren't totally sure why
By Sharmila Kuthunur published
Observations of Venus taken with the BepiColombo space probe show that our cosmic neighbor is leaking significant amounts of carbon and oxygen from its atmosphere, and researchers can't totally explain why.
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