Debris from rockets and satellites can fall back to Earth or collide with other objects, and wreckage that burns up can harm ...

A new investigation into old Kepler data has revealed that a planetary system once thought to house zero planets actually has ...

By moving the SAO to the Harvard College Observatory, the Smithsonian would gain access to the network of solar research stations operated by Harvard. On July 1, 1973, the Smithsonian Astrophysical ...

Priscilla Diane Chapman Frisch, a University of Chicago Research Professor in Astronomy and Astrophysics and a world-leading ...

A MYSTERIOUS cosmic object has been spotted zooming through our solar system – and astronomers say it is only the third of ...

Sometimes "the universe comes to us," writes the European Space Agency. For the third time since 2017, an interstellar object ...

Third-ever confirmed visitor, dubbed 3I/Atlas and hurtling at 60 kilometers per second after likely being formed in distant ...

Astronomers on Wednesday confirmed the discovery of an interstellar object racing through our Solar System -- only the third ...

The NASA/ESA Cassini-Huygens mission explored Saturn and its moons from 2004 to 2017, providing the most detailed images and ...

President Trump and Elon Musk have reignited their feud that they had supposedly worked past, with Trump now threatening Musk's companies' government contracts.

Astronomers on Wednesday confirmed the discovery of an interstellar object racing through our Solar System – only the third ...

Astronomers have announced the discovery of a monumental interstellar object, designated 3I/Atlas, believed to be the largest ...