The Moon is getting 1½ inches (3.8 centimeters) farther away from the Earth every year. Scientists measure the distance to ...

Astronomers have detected a massive object moving in a synchronized path behind Earth. Early measurements suggest it has been ...

The students at Croydon High School for Girls, London, spent a year designing and creating a CubeSat, a miniature satellite which records how sunlight comes through the Earth’s orbit. The project ...

The private Fram2 mission is launching later today, sending a crew of amateurs to an unprecedented polar orbit—a frontier never before explored by astronauts. Reading time 3 minutes Launching rockets ...

The discovery of a new celestial object in the Earth's neighborhood has created a buzz online asking whether the planet now has a second moon in its orbit. Any thoughts that Earth is now going to be ...

At any given moment, more than 10,000 satellites are whizzing around the planet at roughly 17,000 miles per hour. This constellation of machinery is the technological backbone of modern life, making ...