An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...
Planet X, also called Planet Nine, is a hypothetical planetary body seven times the mass of Earth lurking behind Pluto. If ...
All seven of the other planets in our solar system are about to become visible at once in a great planetary alignment – ...
In Earth's upper atmosphere, a fast-moving band of air called the jet stream blows with winds of more than 275 miles (442 km) ...
The James Webb Space Telescope has provided groundbreaking insights into a new type of exoplanet, fundamentally different ...
Emily Simpson has loved space since she was a 10-year-old kid celebrating her birthday at a planetarium. Now a recent Florida ...
The discovery of two new planets beyond our solar system by a team of astronomers from The University of Warwick and the ...
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 ...
Further simulations on flybys into the inner Solar System revealed one of our own planets might be flung out of the ballpark ...
Astronomers using the James Webb Space Telescope (JWST) have uncovered a planet so extraordinary it has defied all existing ...
However, this year a powerful new telescope is coming online that could prove once and for all that there really is a ninth planet in our Solar System. The same year that Pluto was ignominiously ...