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Astronomers found the first atmosphere on a rocky, Earth-size planet in its star’s habitable zone

Astronomers have detected helium escaping from the atmosphere of LHS 1140 b, a rocky, Earth-size planet sitting inside the ...
Mashable

In another star system, a Pluto-like world survived until the bitter end

NASA's Hubble Space Telescope detected material from a Pluto-like body spiraling into a white dwarf star 260 light-years away from Earth. Credit: NASA / JPL-Caltech / Tim Pyle illustration For the ...
Phys.org

White dwarf stars may host more habitable exoplanets than expected

While both planets would likely be locked into a synchronous orbit—with a permanent dayside and a perpetual nightside—the ultrafast white dwarf planet's rotation stretches out the cloud circulation ...