All seven of the other planets in our solar system are about to become visible at once in a great planetary alignment – ...

The enormous visitor to our solar system may have been about 8 times the mass of Jupiter, and come nearly as close to the sun ...

An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...

Stargazers will be treated to a rare seven-planet alignment in February. This is what scientists hope to learn.

The alignment of seven planets in the night sky has captivated observers for centuries, inspiring awe and curiosity. This ...

Six of our cosmic neighbors are expected to line up across the night sky tonight, in what has been dubbed a "planetary parade ...

Skywatchers: A six-planet alignment peaks this week as Mars, Jupiter, Uranus, Neptune, Venus, and Saturn come together for ...

Astronomers have discovered extremely powerful winds pummeling the equator of WASP-127b, a giant exoplanet. Reaching speeds ...

Worlds will align for a "planetary parade" in January, with four bright and easily visible to the naked eye. But an even ...

The seven planets will not be perfectly aligned, but will appear in an arc across the sky due to their orbital plane in the ...

Planetary alignments aren't rare, but they can be when they involve six of the eight planets in our solar system.

The research, yet to be peer-reviewed, sheds light on what could have changed the orbits of several planets in the solar ...