NASA has shut down an instrument on Voyager 1 to conserve power, extending its mission in interstellar space as it continues to send valuable data back to Earth. Scientists have identified a natural ...

Cosmic rays are relativistic charged particles that pervade the Galaxy and beyond, carrying crucial information about violent astrophysical processes and influencing the dynamics of interstellar and ...

Cosmic inflation posits a brief epoch of accelerated expansion in the early Universe, resolving the horizon and flatness puzzles while laying down the primordial density fluctuations that seed cosmic ...

A gamma-ray burst lasting over seven hours was recorded 8 billion light-years away, revealing a rare type of cosmic explosion and challenging current astrophysics models. On October 9, 2022, ...

Through nine questions, from the merely intriguing to the existential and utterly bonkers, this special feature confronts the staggering vastness of the cosmos and our place in it. Neutrinos have ...