From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

Leaving the solar system behind, this video dives into the staggering distances between stars, galaxies, clusters, and ...

Rockets are incredibly powerful. You can launch yourself into orbit, fly to the Moon and, soon enough, travel to Mars. But to ...

With sapphire waterfalls, lava rain and orbits around dead stars, these distant worlds push the limits of what’s possible.

From new exoplanetary neighbors and a weakening dark energy to the best evidence for life on Mars and an interstellar comet ...

Kicking off the year’s cosmic wonders is the moon, drawing the first astronauts to visit in more than 50 years as well as a ...

In the run up to Christmas, carols fill the air. Many have an astronomical twist, singing of the "Christmas Star" from the ...

Astronomers are uncovering distant worlds beyond our solar system using ingenious indirect methods like observing stellar ...

Only the third interstellar object recorded as visiting our solar system, 3I/ATLAS will be closest to the Earth on 19 ...

Scientists have been cataloging comet 3I/ATLAS’s journey through the Solar System since July, tracking major milestones as ...

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