Astronomers have announced the discovery of what appears to be an "ice cold Earth," a chilly but potentially habitable rocky ...

For decades, astronomers have been watching WOH G64, an enormous heavyweight star in the Large Magellanic Cloud, a galaxy ...

Most of the time, the shape of Earth’s magnetic field is quite similar to that which would be produced by a bar magnet ...

A newly identified Earth-sized exoplanet with a year-long orbit may lie near its star’s habitable zone, but extreme cold could limit its chances of hosting liquid water.

The sci-fi genre has grown into one of the most successful in modern pop culture, with various subgenres emerging over its ...

Picture a spacecraft returning to Earth after a long journey. The vehicle slams into the planet's atmosphere at roughly ...

Now, the planets of Tau Andromeda are overgrown with wildlife, nature reclaiming the skyscrapers of a once-advanced ...

Analysts and experts point to major safety and technical hurdles with SpaceX CEO Elon Musk's vision for a network of orbiting data centers powered by one million satellites.

Elon Musk vowed this week to upend another industry just as he did with cars and rockets — and once again he’s taking on long odds.

Cool pictures show America’s chilly recent weather – from space. Fascinating images taken by a satellite and an astronaut ...

Experience a romantic Valentine’s Day like no other by dining underground in Arizona. Unique setting, cozy atmosphere, and ...

Discover Phillips Park Zoo in Aurora, Illinois: free, relaxed, and full of surprises like rescued raptors and mastodon bones.