The Northern Lights or aurora borealis may be visible in the U.S. this week due to a coronal hole and a "co-rotating ...

"These early images of Donaldjohanson are again showing the tremendous capabilities of the Lucy spacecraft as an engine of discovery." ...

The "Blue Marble" was the first photo of the whole Earth and the only ever taken by a human. Fifty years on, new images of the planet reveal visible changes to the Earth's surface.

Apparently, it’s moving further away from the Earth each year. At an annual rate of 3.82 centimeters, the moon's creeping ...

Earth is the only planet in the known universe that has the right combination of water, atmosphere, temperature, and chemical ...

However, that isn’t what scientists see. Instead, stars orbit at about the same speed regardless of their distance from the galactic center. You might see this referred to as the "Galaxy Rotation ...

The Northern Lights or aurora borealis may be visible in the U.S. this week due to a "co-rotating interaction region"— a ...

The conquest of space had to start somewhere, and this B-movie was a landmark in taking space exploration seriously.

Easter, quite simply, is the observance of the resurrection of Jesus Christ from the dead. Many people have different ideas ...

A team behind the rescue of two lunar satellites left stranded by a launch anomaly have revealed the challenges they faced in ...

The rotating model, which does not break any known law of physics, suggests the universe could spin around once every 500 billion years. This would be far too slowly to detect easily, but enough to ...

Over 4.6 billion years ago, Earth took shape from a spinning cloud of dust and gas surrounding the young sun. Tiny particles ...