The Hubble Space Telescope has made multiple observations of exoplanet WASP-121 b, also known as Tylos. The extreme ...

The Hubble Space Telescope has captured imagery of the R Aquarii binary star system from 2014-2023. The images have been time ...

Scientists have confirmed that colossal collisions between galaxies trigger titanic eruptions in the centers of those ...

The comet is the third object ever confirmed to have entered our cosmic neighborhood from elsewhere in the galaxy. Space ...

New measurements using gravitational lensing suggest the universe’s current expansion rate does not agree with signals from the early cosmos.

Interstellar comet 3I/ATLAS is approaching Earth on December 19 but NASA has clarified that it does not pose any threat to ...

Before 3I/ATLAS, the only other confirmed interstellar tourists we've seen were the now-famous, cigar-shaped 'Oumuamua' in ...

A sudden black hole flare unleashed stunning, near light speed winds that echo the Sun’s most powerful eruptions.

A team of astronomers including George Washington University physics Ph.D. student Eliza Neights recorded an extraordinary ...

NASA has completed assembly of the Nancy Grace Roman Space Telescope, preparing for final testing and launch by May 2027 to ...

NASA reveals the true, bizarre reason for the 3I/ATLAS comet's 16.16-hour pulse. Scientists link the interstellar object's ...

Scientists have been fascinated by the third interstellar object to ever known to visit our solar system that is revealing ...