ScienceAlert10 小时
4 Rocky Worlds Found Orbiting Earth's Closest Single Star, And They're Tiny
Astronomers have been looking for exoplanets orbiting Barnard's Star, the nearest solitary star to Earth at just 5.96 ...
Astronomers Confirm 4 Rocky Exoplanets in Earth’s Backyard, Just 6 Light-Years Away
The four exoplanets orbit Barnard’s Star so closely that their years last only a few Earth days. They are probably rocky and, ...