"There is little question that, with its daylight display and spectacular evening apparition in a moonless sky, Comet 2024 G3 ...

Researchers say there’s a 1.3 percent chance that the space rock 2024 YR4 could strike our planet — but not until December ...

The car, launched in 2018 on a SpaceX rocket’s upper stage, is one of many human-made objects in deep space that could ...

NASA and other space agencies are tracking 2024 YR4, a near-Earth asteroid with a small chance of impacting our planet in ...

A NASA spacecraft has returned asteroid samples that hold not only the pristine building blocks for life but also the salty ...

The "once-in-a-lifetime" comet that recently lit up night skies for the first time in millennia might be falling apart after ...

Comet ATLAS (C/2024 G3) came within 8.3 million miles of the sun on January 13 as it reached its perihelion, and is now disintegrating.

Scientists studying samples that NASA collected from the asteroid Bennu found a wide assortment of organic molecules that ...

The so-called 'planetesimal belts' are filled with tiny millimeter-sized particles created by collisions between comets.

Michigan State University and NASA researchers discover seven dark comets that reveal new solar system secrets.