According to an analysis of the new images from the NASA/ESA Hubble Space Telescope, the nucleus of 3I/ATLAS is between 320 m (1,000 feet) and 5.6 km (3.5...
Radiolysis induced by Galactic cosmic rays could provide a viable energy source for microbial metabolism in the subsurface environments of rocky planetary...
Uranus releases about 15% more energy than it receives from the Sun, according to two new papers published in the journal Monthly Notices of the Royal...
Discovered by the Large inclination Distant Objects (LiDO) survey and designated 2020 VN40, this trans-Neptunian object is the first confirmed body that...
Astronomers using the Gemini North telescope at NSF’s International Gemini Observatory have captured 3I/ATLAS as it makes its temporary passage through...
Planetary scientists have discovered more than 15,000 km of ancient riverbeds in Noachis Terra, a region in Mars’ southern highlands. This discovery...
The Martian meteorite Northwest Africa (NWA) 16254 is a 406-g gabbroic shergottite found two years ago in Algeria.
Image of the entire NWA 16254 sample...
An analysis of Northwest Africa (NWA) 16286, a lunar meteorite with a unique chemical signature, offers fresh insights into how the Moon’s interior evolved,...
Astronomers using ESO’s Very Large Telescope (VLT) have captured new images of 3I/ATLAS, the third interstellar object ever observed.
This VLT/FORS2...
NASA’s Lucy mission continues to analyze images collected during the spacecraft’s April 20, 2025 encounter with the carbonaceous asteroid Donaldjohanson.
Donaldjohanson...
3I/ATLAS is only the third object of its kind ever observed, following the interstellar asteroid 1I/ʻOumuamua in 2017 and the interstellar comet 2I/Borisov...
After the interstellar asteroid 1I/ʻOumuamua and the interstellar comet 2I/Borisov, 3I/ATLAS is the third object and the second comet from outside the...
The Vera C. Rubin Observatory is a major new scientific facility jointly funded by NSF and the U.S. DoE’s Office of Science. The new images are a small...
During periods known as Snowball Earth, between 720 and 635 million years ago, early eukaryotes — complex cellular lifeforms that eventually evolved...
In their new paper, Los Alamos National Laboratory planetary scientist Nina Lanza and colleagues looked at what would be needed to make the surface environment...
In new research, astronomers using the NASA/ESA Hubble Space Telescope searched for signs of interactions between the magnetic environment and the surfaces...
Named 2017 OF201, the newly-discovered trans-Neptunian object is one of the most distant visible objects in our Solar System and is likely large (about...
To make these high-resolution images and movies, astronomers from NSF’s National Solar Observatory and New Jersey Institute of Technology developed a...
