Astronomers have discovered what seems to be a star racing through the Milky Way at 1.2 million mph, dragging a Neptune-sized ...

Non-mixing layers of water and hydrocarbons thousands of miles deep could explain the icy planets’ strange magnetic fields.

The four planet-strong "planet parade" currently visible to the naked eye in the night sky for a short time after sunset will ...

Take advantage of a special 6-7 planet alignment from Earth's perspective. Planets 'line up' in the skies over California in ...

Video shows what could happen if 'city-killer' asteroid hits Earth in 2032.

Neptune is one of the most mysterious planets in our solar system, with its deep blue color, intense storms, and extreme winds. When Voyager 2 flew past Neptune in 1989, it revealed jaw-dropping ...

In 2011, a project that surveyed the Milky Way galaxy for exoplanets — which are planets beyond our solar system — spotted an ...

NASA said the system is thought to be moving at least 1.2 million miler per hour, nearly twice as fast as our solar system.

Astronomers at NASA have caught a glimpse of a star system whipping through space at an unprecedented speed. While the system ...

Astronomers may have discovered a scrawny star bolting through the middle of our galaxy with a planet in tow. If confirmed, ...

A star system has been discovered to be moving at an estimated 1.2 million miles per hour, making it possibly the fastest moving solar system in our galaxy.

On this day 35 years ago, NASA's Voyager 1 spacecraft took a picture that changed how we see our planet. The iconic "Pale ...