New research suggests that a troubling disparity in the rate of expansion of the universe, known as the Hubble constant, may arise from the fact Earth sits in a vast underdense region of the cosmos.

Some of the most intriguing cosmological mysteries don’t involve strange objects like black holes or neutron stars. The best mysteries may not even affect our everyday lives, or leave gaping holes in ...

The Cold Spot area resides in the constellation Eridanus in the southern galactic hemisphere. The insets show the environment of this anomalous patch of the sky as mapped by Szapudi’s team using PS1 ...

Astronomers in Hawaii may have solved a mystery embedded in the background of the Universe, by identifying the largest single object in existence. Dr Istvan Szapudi at the Institute for Astronomy at ...