Mystery of the cosmic dawn: What’s eating the first starlight?
9 May 2018
A shoestring experiment in the Australian outback has seen the signal of the very first stars – and a weird effect astronomers are struggling to explain
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Premium
Stars from outside the Milky Way seen zooming through the galaxy
3 May 2018
We’ve seen two runaway stars hurtling through the galaxy at more than 700 kilometres per second, and dozens more going so fast they could escape the Milky Way
Colossal exoplanet has an enormous comet-like tail of helium
2 May 2018
A huge planet is losing its atmosphere in a stream trailing off its night side, and we’ve seen the first signs of helium on an exoplanet in its comet-like tail
