On New Year’s Day, 1925 attendees at an astronomical conference heard one of the most influential scientific presentations of ...

Space.com was on duty all year to bring you the major developments in the science of the universe's most fascinating entities: black holes.

Tahlequah, the Southern Resident orca who carried her dead calf for 17 days in 2018, is mourning the loss of another newborn, ...

The universe is vast and full of mysteries, and recent advancements in astronomy are helping us uncover secrets about deep ...

From missing links, to primordial beginnings, to extremely powerful plasma jets that could be shaping our universe in ...

It was a bad year for good news, but only because the tumult and drama surrounding the 2024 US election and ongoing wars ...

The Quadrantid meteor shower is one of the strongest, and quickest, meteor showers of the year. Here’s what you need to know ...

The telescope will catalogue billions of new objects and produce a new map of the entire night sky every three days with the ...

In 2025, the Rubin Observatory in Chile will start operations and survey the southern sky every four days with a 3.2 gigapixel camera.