A distant massive black hole erupted to life, releasing record-breaking X-ray flares in a stunning cosmic event.

Space is a highly volatile environment. Factors like radiation, extreme temperatures, and debris make outer space a ...

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There are many risks associated with human space exploration. NASA has been planning for these missions to make our astronauts return home safely.

"This pushes our models to their limits and challenges our existing ideas about how these X-ray flashes are being generated." ...

A dramatic cosmic event is winding up to occur right in our backyard. Astronomers have spotted a pair of stars bound for ...

Space is a highly volatile environment. Factors like radiation, extreme temperatures, and debris make outer space a challenging environment to operate technology. In particular, radiation can have ...

Kilonova explosions from neutron star collisions may damage atmospheres and threaten life if nearby, according to a new study ...

It's made up of three kinds of radiation: particles trapped in Earth's magnetic field, particles from solar flares and galactic cosmic rays NASA said. Earth is surrounded by a system of magnetic ...

A supermassive black hole, which remained previously inactive, was seen erupting with the longest and most powerful X-ray ...