Body-crushing pressure. Toxic atmospheres. Unbearable temperatures. That's what would be in store if you visited other ...

Eight planets, hundreds of moons, hundreds of thousands of asteroids, and billions of comets orbiting our Sun make up our ...

New high-contrast images from SPHERE show a stunning variety of debris disks shaped by collisions of tiny planet-building ...

SPHERE’s detailed images of dusty rings around young stars offer a rare glimpse into the hidden machinery of planet formation ...

Before the ribbon-cutting for the solar system walk on the Columbia Greenway Rail Trail on Nov. 29, created by WHS Astronomy ...

While Mercury is the innermost planet in the Solar System, on average it spends more time closer to Earth than Venus does.

Earth may have a moon today because a nearby neighbor once crashed into us, a new analysis of Apollo samples and terrestrial ...

Discover which planet is the fastest in the solar system. Learn why Mercury moves at 47 km/s, has the shortest year, and ...

Still, science being science, we needed proof—and we got it in 1992, when two astronomers found two planets orbiting a pulsar ...

Like a toddler right before naptime, TRAPPIST-1 is a small yet moody star. This little star, which sits in the constellation ...

When Voyager 2 made its historic flyby of Uranus in 1986, the spacecraft captured the best data humanity had gathered on the ...

If it feels like the last month of the year has kicked off on an especially dramatic note, you’re simply feeling the vibes of ...