Astronomers have observed an object that originated from beyond our solar system, thought to be an interstellar comet, ...

For only the third time in history, astronomers have detected a new interstellar visitor — an object from another star — blitzing into our solar system.

A new investigation into old Kepler data has revealed that a planetary system once thought to house zero planets actually has ...

Close stellar encounters could change the structure of our planetary system, potentially dooming Earth or other worlds to ...

Astronomers have been trying to detect atmospheres on planets orbiting TRAPPIST-1, but bursts of radiation from the star make this challenging ...

A microquasar belonging to our Milky Way galaxy has set records by generating cosmic rays with energy levels never before ...

I/ATLAS, earlier known as A11pI3Z, is only the third interstellar visitor to be discovered passing through our corner of the ...

A pair of stars orbiting one another has been found near the supermassive black hole Sagittarius A* using the European ...

The object gained an official name, C/2025 N1 or 3I/ATLAS, on Wednesday. Moving at a record-setting speed for an interstellar ...

All eyes are on Comet 3I/Atlas as astronomers worldwide chase the exotic ice ball through our solar system ...

Two-thirds of US hospices were not given a star rating when the Centers for Medicare and Medicaid Services (CMS) introduced its hospice star rating system in 2022. Since then, the share of hospices ...

Nearly 400 years ago, Galileo looked at the Pleiades star cluster through his telescope and noticed that the seven or so ...