Scientists have used ultraviolet spectroscopic observations from quasars to discover and map the Corona Magellanic, a diffuse halo of hot, supercharged gas surrounding the...
The dwarf planet Ceres is featured in these false-color designs, which highlight differences in surface materials. Images from NASA's Dawn spacecraft were used...
Scientists have discovered new evidence pointing to the possible presence of liquid water on Mars - a breakthrough in our long-running effort to determine...