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Ancient water in protoplanetary disk is older than its star
Astronomers found ancient water in the planet-forming disk of a young star. This heavy water formed in molecular clouds before the star was born.
October 23, 2025
New study says microbes on Mars might be living in the ice
If there are any living microbes on Mars, or even dead ones, the best place to search for them is in ice deposits, a new study from Penn State and Goddard said.
October 22, 2025
What etched these strange gullies on Mars into the sand?
Researchers investigated unusual gullies on Mars that are deeply etched into sand dunes. Blocks of sublimating CO2 ice could create the unearthly features.
October 22, 2025
New comet C/2025 R2 (SWAN) is up after sunset
New comet C/2025 R2 (SWAN) is still shining at 6th magnitude, meaning it's within the limit for viewing with the unaided eye. But binoculars will show it better!
October 22, 2025
Dark matter might leave a colorful ‘fingerprint’ on light
A new study says light passing through dark matter could pick up a tell-tale red or blue tint. It could help scientists distinguish between dark matter models.
October 21, 2025
Saturn’s rings are weird and wonderful: 10 facts here
Saturn's rings are a glorious highlight of our solar system. But how long have they existed? And what will happen to them? Find out all that and more.
October 19, 2025
Phosphine on brown dwarf is 1st found in surprise discovery
Astronomers have made a surprising discovery of phosphine on brown dwarf Wolf 1130C. It had been predicted but not seen in brown dwarf atmospheres until now.
October 19, 2025
New evidence for ocean on Mars found in ancient rivers
Researchers have discovered further evidence for an ancient ocean on Mars, in the form of backwater deposits and ridges left by rivers billions of years ago.
October 16, 2025
Gravity vs magnetism: Star-forming interaction revealed
For the 1st time, scientists have traced how magnetic fields in star-forming clouds interact with gravity to control the birth of new stars.
October 14, 2025
Do the organics in Enceladus’ ocean point to habitability?
A new analysis of data from the Cassini mission has found more complex organics in Enceladus' ocean. They hint at complex chemistry and potential habitability.
October 12, 2025
