Could there be microbial life on Titan? New research suggests that despite being rich in organics, Titan might only be able to support a few pounds of microbes.
The Aguas Zarcas mudball meteorites, which landed in Costa Rica in 2019, were stronger than expected. A new study shows that not all mudballs are weak.
Scientists at The University of Warwick in the U.K. said they've identified 2 nearby doomed stars headed toward a supernova explosion in about 23 billion years.
NASA's Perseverance rover has found silica-rich rocks, including - for the 1st time - quartz. It's compelling evidence of ancient hydrothermal activity on Mars.
The Hubble Space Telescope's 20-year study of Uranus has yielded new insights about the enigmatic ice giant's atmosphere and how it might compare to exoplanets.
Researchers using the ALMA observatory have found that protoplanetary disks - the birthplaces of new planets - vary in size much more than previously thought.