I/ATLAS might be over 7 billion years old, a new study reports, which would make it the oldest comet known. But experts caution we need more data.

The Atacama Large Millimeter/submillimeter Array (ALMA) has been used to discover REBELS-25, a Milky Way-like galaxy from the ...

The Milky Way could have many more satellite galaxies than scientists have previously been able to predict or observe, ...

Astrophysicists suggest our galaxy may lie inside a "cosmic void" - offering a new explanation for the universe’s conflicting ...

Prime Day is the time to shop for back-to-school Prime Day 2025 is officially happening, and this year's timing couldn't be better for back-to-school shopping. Although most official back-to-school ...