On clear nights, the Milky Way appears vast beyond imagination, stretching like a river of stars across the darkness. Yet modern astronomy has revealed a humbling truth: our galaxy is only a tiny part ...

One of the great unsolved mysteries of cosmology is known as the Hubble tension. It stems from our inability to pin down the precise rate of cosmic expansion. There are several ways to calculate this ...

If you want to pinpoint your place in the universe, start with your cosmic address. You live on Earth->Solar System->Milky Way Galaxy->Local Cluster->Virgo Cluster->Virgo Supercluster->Laniakea.

Since the confirmation of its existence in 2014, the Laniakea supercluster was thought to be our ultimate cosmic neighborhood—home to the Virgo supercluster, the local cluster, and the good old Milky ...

CAPE CANAVERAL Fla. (Reuters) - The Milky Way galaxy resides on the outskirts of a massive, previously unknown galaxy super-cluster scientists have named Laniakea, from Hawaiian words for ...