Astronomers heading the search for extraterrestrial intelligence predict their quest might first spark an encounter with ...

See how telescopes capture the cosmos. ExtremeTech explains the science behind lenses and space exploration. Start exploring ...

The PRIMA space telescope would observe the cosmos in far-infrared light, while AXIS would be an orbiting X-ray detector.

A new JWST study has revealed the true origins of a luminous quasar that has been duplicated six times as its light "zig-zags ...

A deep field image captured by the James Webb Space Telescope is of galaxy cluster SMACS 0723. Credit: NASA, ESA, CSA, and ...