NASA’s Pleiades supercomputer has provided fresh insights into the Oort cloud – ​​a vast, theoretical spherical shell of icy ...

A hidden structure at the farthest reaches of our solar system is challenging long-held theories. Using advanced simulations, ...

Using NASA's James Webb Space Telescope, Northwestern astrophysicists gained the longest, most detailed glimpse yet of the ...

In 2011, a project that surveyed the Milky Way galaxy for exoplanets — which are planets beyond our solar system — spotted an ...

NASA's flagship space telescope captured flares from the disk of superheated material around the black hole, revealing the ...

New research suggests the Oort cloud, a shell of icy objects at the edge of our solar system, may feature spiral arms similar to the Milky Way, revealing a complex cosmic structure beyond Pluto.

The mysterious Oort cloud is the source of many of our solar system's comets, but astronomers still have no idea what it ...

In the Milky Way's central bulge, about 24,000 light-years from Earth, a peculiar pair of objects appears to be hurtling ...

The strange behavior of hypervelocity stars suggests a nearby dwarf galaxy must contain a supermassive black hole. If so, a ...

ASTRONOMERS may have just found the fastest exoplanet system in the galaxy – a super-Neptune world orbiting a hypervelocity ...

Sagittarius A*, our galaxy's supermassive black hole, is constantly producing strange eruptions. Astronomers are using the ...