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 ...

Planets with suns like Wolf 359 are subject to huge blasts of radiation that raise questions about their long-term ...

A new study suggests that a planet-sized object may have passed through the solar system billions of years ago.

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

A powerful new tool comes online this year that could help astronomers locate the mysterious planet hiding somewhere beyond ...

A new study in astrophysics has found why some planets’ paths have certain peculiar features. The formation of the solar ...

Use precise geolocation data and actively scan device characteristics for identification. This is done to store and access information on a device and to provide personalised ads and content, ad and ...

The cosmos, full of endless wonders and mysteries, keeps throwing us celestial curveballs. In a revelation that could reshape ...

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

While Charon is currently listed as a satellite or moon by the International Astronomical Union (IAU), consideration is being given to it perhaps being classified as a dwarf planet in its own right, ...

The exoplanet Enaiposha (GJ 1214 b), previously thought to be a mini-Neptune, has been reclassified as a "Super-Venus" ...

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 ...