The school-bus-sized observatory launched on April 24, 1990 and overcame early setbacks to become one of the most ...

The universe doesn't come with an instruction manual—but if it did, University of Missouri Assistant Professor Charles ...

Penn physicists were among more than 13,000 researchers from 70 countries who shared the Breakthrough Prize in Fundamental ...

The Hubble tension, a long-standing puzzle in cosmology, arises from conflicting measurements of the universe’s expansion ...

The strongest evidence yet that life may exist on a planet outside our solar system has been found by a team of astronomers led by the University of Cambridge.

Ostriker is responsible for groundbreaking discoveries that forever changed the way astronomers think about what the universe ...

The rotating model, which does not break any known law of physics, suggests the universe could spin around once every 500 billion years. This would be far too slowly to detect easily, but enough to ...

Astronomers have made a detection suggesting biosignatures, or signs of biological activity, on an exoplanet located 124 ...

Serving nine UC campuses and two national laboratories, Lick Observatory continues to be at the forefront of groundbreaking discoveries and innovation, training the next generation of astronomers and ...

The James Webb Space Telescope spotted possible signatures for life in an exoplanet's atmosphere. Still, researchers caution ...

Astronomers have spent decades trying to find Earth-like planets beyond our solar system. These worlds are small, cold, and ...