Simpson and Chen ran mathematical models looking at how differently sized Earth-like worlds would have affected the rest of ...

When you first learned about the Solar System, you probably saw diagrams that made it look orderly, with planets arranged in ...

Students were taught about different seasons, phases of the moon, and other out of this world lessons by Dunlap, who travels ...

Further simulations on flybys into the inner Solar System revealed one of our own planets might be flung out of the ballpark ...

The orbits of Jupiter, Saturn, Uranus and Neptune may have been forever changed by an enormous object that whizzed through ...

Stargazers will be treated to a rare seven-planet alignment in February. This is what scientists hope to learn.

The ISS's orbit is slowly decaying. While it might seem a permanent fixture in the sky, the orbiting space laboratory is only ...

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 ...

In the sky, Enaiposha is one of the most researched exoplanets. Discovered in 2009, it has a mass and radius that placed it ...

This year, a rare planetary parade will feature six planets aligning in a line, including Venus, Jupiter, Saturn, Mars, ...

The mysterious planet Nibiru has fueled apocalyptic theories, from a potential Earth collision to links with ancient aliens.