New discovery of ammonia on Europa hints at active geology
View larger. | Composite image showing location of some of the ammonia-bearing compounds on Jupiter’s moon Europa (red…
Cool, Earth-Sized Exoplanet Found Orbiting Nearby Star
Astronomers have discovered a new exoplanet orbiting the nearby K-dwarf star HD 137010 after detecting a single, shallow…
NASA Has a New Estimate for Europa’s Ice Shell, and Whoa Is It Ever Thick
Europa, one of Jupiter’s 95 moons, is encased in a shell of water ice, and researchers have just…
Powerful magnetic fields on super-Earths could boost chances of life
View larger. | This is an artist’s concept of a super-Earth with a deep magma ocean generating a…
This ‘Wet Lava Ball’ in Space Somehow Clings to an Atmosphere
Scientists have discovered the strongest evidence yet of a rocky planet with an atmosphere outside the solar system,…
Super-Earth Candidate Found in Habitable Zone of Gliese 251
Gliese 251 is an early red dwarf star and the 74th closest star system to our Sun. An…
Volcanic sulfur on Mars could have been helpful for life
View larger. | NASA’s Curiosity rover found these pure sulfur crystals on May 30, 2024, after it drove…
Underground Microbial Life Could Survive on Mars, Europa and Enceladus Using Cosmic Rays
Radiolysis induced by Galactic cosmic rays could provide a viable energy source for microbial metabolism in the subsurface…