In February 2025, conditions were just right to catch a "planetary party" above the European Southern Observatory's (ESO) ...

Early in our Solar System’s history, bits of icy debris were scattered and then gradually coaxed into a spiral alignment in ...

Astronomers have uncovered a previously unknown supermassive black hole in the Large Magellanic Cloud (LMC), one of the Milky ...

Millions of years ago, our Solar System traveled through a densely populated galactic region and was exposed to increased ...

The farthest spacecraft from Earth are shutting off instruments in interstellar space, but their mission in interstellar space isn’t over yet ...

Astronomers have discovered strong evidence for the closest supermassive black hole outside of the Milky Way galaxy. This ...

In 2011, a project that surveyed the Milky Way galaxy for exoplanets — which are planets beyond our solar system — spotted an intriguing signal: They found two objects traveling together through the ...

Interstellar material has been discovered in our solar system, but researchers continue to hunt for where it came from and ...

In research highlighted in a new paper, published today in The Astrophysical Journal, Scientia Senior Lecturer Ben Montet and PhD candidate Brendan McKee analysed changes in the timing of a known ...

The stars as seen from Earth would have looked dimmer 14 million years ago, as the solar system was in the middle of passing ...

The triple star system is sending comets, asteroids and meteors our way, and the number of interstellar objects entering the solar system will rise.

Astronomers have discovered that billions of comets in an icy shell around the solar system called the Oort Cloud mimic the spiral structure of the Milky Way.