An alien comet passing through our solar system made its closest approach to Mars recently, and two European robotic ...

NASA’s discovery of potential evidence of ancient life on Mars means “our galaxy could be teeming with life,” says a ...

The interstellar object 3I/ATLAS has been something of a mystery ever since it graced our solar system. From all outward ...

A one-way trip to the Mars usually takes about 9 months, but one team out of Russia thinks they can knock that down to 30 ...

The European Space Agency also hoped to observe the interstellar object during its close approach to Mars using two ...

Astronomers just caught a rare glimpse of an interstellar comet as it zoomed past Mars. Images of the object, dubbed 3I/ATLAS ...

There are a couple of ways that scientists can date planets, so which planets formed first in our solar system?

Space missions in the future could travel to Mars, asteroids and the outer solar system by riding on nuclear-powered rockets, ...

Interstellar comet 3I/ATLAS has caught the interest of astronomers and amateur enthusiasts alike as just the third object to enter our solar system.

What makes 3I/ATLAS especially intriguing is that the comet might be three billion years older than our entire Solar System.

Need a refresher about 3I/ATLAS? Here's everything to know about the interstellar object, including when the latest ...

Using JWST and ALMA data, astronomers have spotted a superlong and narrow 'galactic contrail,' possibly produced by a black ...