"Even a relatively small cometary impact can significantly disrupt the climate of a terrestrial (Earth-like) planet," said Sainsbury ... Tidally Locked Exo-Earths, The Astrophysical Journal ...

Chemical compounds that on Earth are associated with life have been found on exoplanet K2-18 b, 124 light years from our planet ...

If an exo-eclipse (or transit) occurs during this time, we would observe significantly less light from the planet during the eclipse (up to about 30% less for an Earth-moon analog, depending on ...

Astronomers from ETH Zurich, a Swiss university, want to send four space telescopes to explore exo-planets even further ... would look at lots of Earth-like planets for signs of life like oxygen ...

While there are commonalities in the internal and external processes, evolution, composition, and interiors of Earth-like (exo)planets, such as iron-rich cores, convecting silicate mantles, outgassing ...