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

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

Mercury, the innermost planet in our solar system, is full of surprises! Join us for an in-depth look at its physical ...

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 ...

Study reveals an interstellar object's impact on planetary orbits, reshaping solar system dynamics. Discover how simulations ...

A spacecraft named BepiColombo is currently zipping by planet Mercury, making a very close flyby and snapping incredible high ...

Reaching Mercury is such a challenge because “the gravitational pull of the Sun is very strong near Mercury, which makes it ...

Michigan State University and NASA researchers discover seven dark comets that reveal new solar system secrets.

A planet-sized visitor possibly visited the solar system billions of years ago and permanently changed the cosmic neighbourhood by warping the orbital path of four outer planets of the system, a ...

Japanese BepiColombo spacecraft captured close-up images of Mercury’s north pole during its final flyby, offering new views of the planet’s surface.