With a sun more than 4.5 billion years old, our solar system is considered "middle-aged," and the pictures of what it might ...

The shape of a planet's orbit is one of its fundamental properties, along with its size and distance from its host star.

UN official makes bold statement following US exit from Paris Agreement: 'The call is for greater ambition' Dave Ramsey warns ...

Another finding was how dramatically the planets varied in brightness over just three years. The team discovered that PDS 70 ...

“This distinction sets up a great natural experiment for us to see if the shape, or size, of bends in rivers is distinct from ...

It is being called a "planetary parade" as seven planets are expected to be seen in the Earth's night sky on Friday, ...

It's unlikely you'll be able to walk outside and see a line of planets, but according to NASA, a seven-planet parade ...

Everybody loves a parade. Most people who live in chillier climes aren’t exactly rejoicing when February rolls around — but ...

On Feb. 28, seven planets—Mars, Jupiter, Uranus, Venus, Neptune, Mercury, and Saturn—will all grace the early evening sky.

An alignment of seven planets will be visible in Friday's evening sky. Here's when and where to view the celestial phenomenon ...

A stunning photo of a "parade of planets", shows Mars, Jupiter, Uranus, Saturn, Venus, Neptune, and Mercury in alignment from ...