Beyond Neptune lies the Kuiper Belt, a vast region of icy bodies that holds the secrets to the solar system’s formation.

Its orbit would be very distant, much beyond Neptune, and much more inclined if compared to the known planets — even more inclined than Pluto’s, whose inclination is about 17 degrees ...

A ring could not condense into a planet ... The lunar orbit was practically in the plane of the equator; the initial eccentricity is uncertain, as it depends altogether on the actual variation ...

What is Planet Position in Astrology? Planet position is a diagrammatic representation of the condition and positions of the celestial bodies at any given time for any given location on Earth. Planet ...

But that new planet was a stretch — it had a really wonky orbit and was far smaller than the other planets, so it didn't take long for astronomers to start wondering if they should start ...

Scientists have developed a new method to compute how tides affect the interiors of planets and moons. Importantly, the new ...

The Perseverance rover spotted a quick glimpse of a cosmic “googly eye” on Mars during a recent solar eclipse. As Phobos, one of Mars’ two moons, passed in front of the sun, it cast a lumpy, ...

This is a distinction created by humans to break up all the ways an object might orbit our planet. How it's defined can vary somewhat, but we are talking about space immediately outside the ...

Mars is the fourth planet from the sun, and the second closest to Earth (Venus is the closest). But the distance between Earth and Mars is constantly changing as they orbit the sun. In theory ...

How old is Earth? Our planet's age is known from a variety of sources, from rocks on our own planet to ones from the moon. When you purchase through links on our site, we may earn an affiliate ...