Researchers have identified a distinctive ultraviolet signature of water in the interstellar comet known as 3I/ATLAS.

The first flight mission for planetary defense, NASA's Double Asteroid Redirection Test (DART) seeks to validate a method to ...

With 3I/ATLAS slated to make its Earth tour in two days, amateur photographers and astronomers alike are scrambling to catch sight of the interstellar comet. Our intergalactic visitor will officially ...

NASA Planetary Scientist Noah Petro dishes on what it took plan the impressive touch-and-go return mission, why much of the ...

Jared Isaacman, the billionaire nominated twice to lead the agency, may draw some lessons from the tenure of another NASA ...

On December 19, avid skywatchers can catch a glimpse of the mysterious visitor through powerful binoculars or a telescope ...

A team led by NASA researchers stressed that no one has found any signs of life on the solar system’s second-largest moon.

The mystifying 3I/ATLAS interstellar comet is blazing toward Earth and will soon come as close to our planet as it ever will.

Oceans hiding within the crusts of distant moons are tantalizing targets for scientists looking for life beyond Earth ...

The interstellar comet 3I/ATLAS is just days away from coming as close to Earth as it will ever get. Here's how you can track it and spot it.

An interstellar object moving at roughly 137,000 miles an hour is making its closest approach to Earth this week, drawing ...

Southwest Research Institute's novel Compact Dual Ion Composition Experiment (CoDICE) instrument aboard NASA's Interstellar ...