Related Stories ・Scientists discover the closest Earth-sized planet to our solar system ・Scientists ... such a planet would have the mass and orbital inclination necessary to create the ...

Scientists now think that a mysterious object massive enough to have gravitational interactions with the Solar System’s disk and planets flew by billions of years ago and permanently altered their ...

Despite common assumptions, the disk of our Solar System ... with the Solar System’s disk and planets flew by billions of years ago and permanently altered their orbital patterns.

An event called a "ring plane crossing" will occur between Saturn and Earth on March 23, 2025, when Saturn's rings will ...

Gravity provides the force needed to maintain the stable orbit of planets around a star and also of moons and artificial satellites around a planet. The moons around planets in the Solar System ...

All seven of the other planets in our solar system are about to become visible at once in a great planetary alignment – here’s how to spot the celestial show ...

The Sun is the largest object in the Solar System. The Sun’s huge gravitational field keeps many other objects – planets, dwarf planets, asteroids and comets – in orbit around it.