A new radiotracer developed at the University of Alberta and soon to be tested in human clinical trials in Europe could make ...

A groundbreaking new survey from China’s LHAASO observatory has unveiled powerful ultrahigh-energy gamma-ray emissions across ...

Watch an animation of a black hole shooting jets of particles through a "collapsing star at nearly the speed of light" and ...

The Hubble Space Telescope is making waves again, this time for a snapshot of a spiral galaxy located 250 million light-years ...

The discovery, made with the LOFAR (LOw Frequency ARray) radio instrument in Europe, indicates that galaxy clusters, which ...

The first ever space telescope, the Orbiting Astronomical Observatory 2 (OAO-2), was launched into the low Earth orbit in ...

The light that the NASA/ESA Hubble Space Telescope collected to create this image reached the telescope after a journey of ...

Scientists have discovered the farthest-ever 'mini-halo,' a sea of charged particles around a distant galaxy cluster that ...

In October 2022, a blast of light from deep space outshone anything humanity has ever witnessed. The gamma-ray burst, later named “The BOAT,” unleashed more energy in seconds than our sun will emit in ...

The satellite spotted a mysterious 150-second X-ray flare, named EP240414a, from a dying star 4 billion light-years away.

A microquasar belonging to our Milky Way galaxy has set records by generating cosmic rays with energy levels never before ...