Planet demographics reveal a puzzling lack of worlds in a certain size range throughout the galaxy F or centuries our solar ...

A new study by Rice University researchers Sho Shibata and Andre Izidoro presents a compelling new model for the formation of ...

Scientists no longer need to rely on theoretical models to study the solar core. Neutrinos, emitting from nuclear fusions, ...

A very rare treat is about to grace Earth's night skies.

The only planet that is out of the viewing loop this month is Saturn, which is too close to the sun to be seen, reaching solar conjunction on March 12. Earth will pass through the plane of Saturn ...

Astronomers have long believed that the swirling disks of gas and dust that form planets around young stars last only about ...

Astronomers have revealed new evidence that there are not just one but four tiny planets circling around Barnard's Star, the second-nearest star system to Earth.

"Planet parade" is not a real astrological term. According to NASA, planets always appear in a line in the sky. The planets ...

Seven planets will line up for a rare "planetary parade" today (Feb. 28) and you can watch it live online, beginning at 12:00 p.m. ET (1700 GMT).

But such events are not just a treat for stargazers – they can also have a real impact on our ... The eight major planets of our Solar System orbit the Sun in the same flat plane, and all ...