This gas cloud located 500 light years away from our solar system is about to become a planet.This process usually takes a ...

For about 4.5 billion years, our planet has circled the sun on a stable, rhythmic path. Each of Earth's orbits takes ...

Using a phenomenon known as gravitational lensing, it might be possible to use the sun as a gigantic telescope to peer deep ...

Although Mars is currently a cold, dry planet, geological evidence suggests that liquid water existed there around 3 to 4 ...

“Beginning with the 2017 total solar eclipse, we’ve been publishing maps and movies of eclipses that show the true shape of ...

A newly discovered doughnut shape in Earth's outer core may reveal elements that help drive the formation of the planet's ...