Asteroid samples fetched by NASA hold not only the pristine building blocks for life but also the salty remains of an ancient water world, scientists reported Wednesday.

Black holes might all have hearts of pure darkness, but many cloak themselves in rings of fire that blaze like little else in ...

By combining data from NASA’s IRAS and NuSTAR telescopes, scientists have uncovered more hidden supermassive black holes than earlier estimates suggested. Their findings indicate that over a third of ...

Astronomers have identified a quasar that may help explain how the universe’s “dark ages” finally ended. Astronomers have ...

Scientists from NASA’s OSIRIS-REx asteroid sample return mission recently delivered remarkable findings about asteroid ...

Collaboration has achieved the highest-resolution Earth-based observations to date, detecting light at 345 GHz from the ...

Black holes that have been obscured by clouds of dust still emit infrared light, enabling astronomers to spot them for the ...

"This is the first solid evidence that helical magnetic fields can explain astrophysical jets at different scales." ...

Space-time may hide a bizarre new kind of black hole that causes Einstein’s theory of gravity to fail – and could solve the ...