Watch a bright Moon dominate the sky, trace the Winter Hexagon, and continue enjoying the evening parade of planets in the ...

Skywatchers on Thursday evening, Feb. 6, will notice an eye-catching pairing-off between two of the brightest objects in the ...

Europa Clipper - one of the most advanced spacecraft ever sent to another planet - aims to explore Jupiter's icy moon ...

Missed January's planetary parade? February 2025 offers another celestial spectacle. Discover when, where & how to catch ...

Firefly Aerospace's Blue Ghost lunar lander is now headed for the moon after firing its engines to send it out of Earth orbit ...

Because the Moon is over a quarter the diameter of Earth, the Earth-Moon system is often cited as the pairing in our Solar ...

Understanding where Earth's essential elements came from—and why some are missing—has long puzzled scientists. Now, a new ...

NASA’s Juno spacecraft has uncovered an immense volcanic hot spot on Jupiter’s moon Io, surpassing any previously recorded ...

Astrobiologists in Germany are developing a new testing device that could help tease dormant alien microbes into revealing ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A recently ...

It may sound apocalyptic, but a newly detected asteroid nearly the size of a football field now has a greater than one percent chance of colliding with Earth in about eight years. Such an impact ...

The Earth's Grand Canyon took millions of years to carve, but the moon's grand canyons took about ten minutes.