The space rock is hurtling through our cosmic backyard at a zippy 26,200 miles per hour, according to the space agency.

Despite its small size, Mars seems to have a huge impact on the orbital cycles that govern Earth’s climate, especially those ...

Astronomers detect a massive metal-rich cloud orbiting an unseen companion of star J0705+0612. Observations reveal its size, composition, and possible origin from a planetary collision.

Grace Ji-Sun Kim is one of the most prolific and powerful liberation theologians I know, always directing attention to the ...

For a long time, scientists assumed that Earth's water was delivered by asteroids and comets billions of years ago. This coincided with the Late Heavy Bombardment (ca. 4.1 to 3.8 billion years ago), a ...

Look high above the southern horizon at sunset on Jan. 25 to find the moon with its right half illuminated by direct sunlight ...

Webb’s breathtaking view of the Helix Nebula shows a dying star’s final breath becoming the seeds of future worlds.

Snow is an insulating blanket, is a thorough source of ground moisture and reflects solar energy back into space that cools ...

The Earth channels cosmic power in the form of solar energy. The coming winter superstorm shows just what havoc that power ...

A powerful solar storm lit skies far beyond the poles, revealing how Earth’s magnetic shield protects the planet during ...

Skygazers who look up at the moon tonight may be able to spot Saturn below it. Here's when and how to spot the conjunction in ...

All of these new developments don’t mean that the sun is ready to give up its fusion monopoly, as many significant ...