Related topics: galaxies · dark energy · big bang · dark matter · black holes

Astronomers find a cosmic Titan in the early universe

An international team of astronomers has discovered a titanic structure in the early Universe, just two billion years after the Big Bang. This galaxy proto-supercluster, nicknamed Hyperion, is the largest and most massive ...

Stephen Hawking: Master of the multiverse

The multiverse challenges science as we know it, and Hawking wasn't pleased with it. But our journey to the edges of time has since reshaped our vision of the cosmos, and ourselves.

Is dark energy even allowed in string theory?

A new conjecture is the cause of excitement in the string theory community. Timm Wrase of the Vienna University of Technology has now published his much-discussed results on recent new developments.

A rare star opens a window on the beginning of time

EPFL astrophysicists actively participated in the discovery of a very rare star, which is particularly old and metal-poor. As a messenger from the distant past, it will allow the scientists to learn more about the young universe, ...

Observations challenge cosmological theories

Recent observations have created a puzzle for astrophysicists: Since the Big Bang, fewer galaxy clusters have formed over time than were actually expected. Physicists from the university of Bonn have now confirmed this phenomenon. ...

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