Hubble studies atmospheres of Earth-like exoplanets for the first time

Astronomers have found what increases the chances of habitability on a couple of alien worlds

Asteroid bombardment helped to support early life on Earth

In the first billion years of Earth’s history, the planet was bombarded by primordial space rocks, while a faint Sun provided much less heat

What was Venus like three billion years ago?

What lessons can we learn on Earth from our next-door planetary neighbour?

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