How have Venus and Earth managed to keep their atmospheres?

Find out why only two of the inner planets have a shield from harmful space radiation

Exoplanets found to orbit iron-rich stars tightly

A new study has shown that alien worlds tend to have shorter orbital periods when swinging around their metal-rich stellar parents

Astronomers detect oxygen in “most distant galaxy” yet

Quantifying the gas is key to understanding how matter cycles in and out of galaxies

Exploding stars showered Earth with radioactive metal, say astronomers

Evidence of a series of massive supernova explosions near our Solar System, which showered our planet with radioactive debris, has been found

How many Earth-like planets can material from a supernova make?

We’re made of star stuff, so how many Earth-like planets can one stellar explosion make?

Five things you didn’t know about Moon dust

Read on for some amazing facts about the soil on our lunar companion

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