If scientists confirm an anisotropic expansion, it would challenge the assumption that the universe has no preferred directions.

New data reveals a 3-million-light-year filament connecting two galaxies, each of which hosts a supermassive black hole.

Astronomers used an array of telescopes to find the most massive radio jet in the early universe. The celestial object is ...

Einstein predicted that massive objects bend light as it passes through their gravitational field. This week, a new telescope ...

TOULOUSE—Scheduled for launch in April, the European Space Agency's (ESA) Biomass mission will help scientists better ...