NASA and NOAA forecast CME impact on December 9, geomagnetic storm warning issued
The space weather alert was triggered by an M8-class solar flare from sunspot 4299 on December 6, which immediately preceded the incoming CME.
Dec 8, 2025
Time moves faster on Mars than on Earth—physicists explain why
Physicists found that clocks on Mars will tick 477 microseconds (millionths of a second) faster than on Earth per day, on average.
Dec 8, 2025
NASA's Hubble captures new view of 3I/ATLAS as ESA’s Juice spots heightened comet activity
The Hubble captured the image on November 30, while Juice caught a glimpse of the interstellar visitor shortly after perihelion.
Dec 5, 2025
NASA astronomers warn explosive satellite growth poses 'a very severe threat' to space telescope data
The population of satellites could grow to a massive 560,000 by the end of the 2030s.
Dec 4, 2025
Astronomers stunned by giant rotating chain of 14 galaxies—possibly the 'largest spinning object' ever discovered
The object in question is a cosmic filament, a thread-like chain of gas that is about 5.5 million light-years in length and 117,000 light-years in width.
Dec 4, 2025
3I/ATLAS's anti-tail pointing toward the Sun may be created by a swarm of objects, says Harvard astronomer
Avi Loeb's hypothesis follows the reasoning that this tail stretches tens of thousands of miles and is bright enough to show up in stacked telescopic images.
Dec 3, 2025
First-ever map of Mars’ massive drainage systems hints the planet may once have been a world built for life
As many as 19 big clusters were discovered, but 16 of them crossed the threshold for large drainage basins.
Dec 3, 2025
Earth hit by fierce X-class solar flare, triggering a significant radio blackout across Australia
The flare peaked at 9:49 p.m. ET on November 30 and triggered an R3-level radio blackout on the sunlit side of Earth.
Dec 2, 2025
Giant sunspot larger than expected swings to face Earth after unleashing M-class solar flare
The sunspot, initially classified as large, came fully into view on November 30, confirming its truly vast size.
Dec 1, 2025
What would happen to Earth if the Moon exploded?
The consequences of the Moon exploding will be felt in a variety of ways, and none of them will be good.
Nov 29, 2025
Perseverance rover detects electric discharge in Martian dust storms for the first time
The SuperCam's microphone unexpectedly picked up the signals from two dust devils.
Nov 27, 2025
New images show the death of 'other' comet ATLAS as it shatters into multiple fragments
Comet C/2025 K1 ATLAS, an Oort Cloud object found by ATLAS in May, skimmed past the Sun on October 8 at 31 million miles.
Nov 27, 2025
In new 3I/ATLAS image, two glowing ion tails and a faint anti-tail stun the internet
Harvard astronomer Avi Loeb thinks that the nature of the two tails implies a mass loss that is not visible in 3I/ATLAS.
Nov 26, 2025
Small icy moons are hiding boiling oceans deep under their frozen shells, scientists say
Unlike geology on Earth, which is driven by the movement of deep rock, the action on icy moons is powered by the dynamics of water and ice.
Nov 25, 2025
Are we alone in the universe? NASA's technosignature grant could help solve the mystery
After a decade focused on simple 'biosignatures,' researchers are increasingly pivoting the search for alien life toward detecting technological output.
Nov 25, 2025
Earth and Theia were cosmic neighbors before the Moon-forming collision, study finds
After the big collision, Theia's traces could be found in the composition of the Earth and the Moon.
Nov 25, 2025
Astronomers capture the 'best-yet color image' of interstellar comet 3I/ATLAS
Amateur astronomers Michael Jäger and Gerald Rhemann used a standard 12-inch telescope and a specialized camera to capture the extraordinary color image.
Nov 24, 2025
What is the true color of the Sun? Hint: it's not yellow
The reason we often imagine the Sun as yellow or orange has to do with the air around us rather than with the Sun itself.
Nov 23, 2025
Moss was put on the exterior of International Space Station—after 9 months, its growth stunned scientists
Researchers claim that this could pave the way for basic ecosystems outside of Earth.
Nov 21, 2025
Harvard astronomer Avi Loeb criticizes NASA’s big 3I/ATLAS reveal: 'Boring messages'
The Harvard astrophysicist seems unimpressed with the revelations made by NASA, as he wanted the space agency to answer more questions.
Nov 20, 2025