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) ...

A close encounter with a mysterious interstellar object could explain the current orbits of several of Earth’s largest ...

Observations of WASP-127b, a giant gas exoplanet more than 500 light years from Earth, suggest it has phenomenally high wind ...

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

Mars is home to perhaps the greatest mystery of the solar system: the so-called Martian dichotomy, which has baffled ...

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

Astronomers using the James Webb Space Telescope (JWST) have uncovered a planet so extraordinary it has defied all existing ...

New observational data from the James Webb Space Telescope and simulation models have confirmed a new type of planet unlike ...

The discovery of two new planets beyond our solar system by a team of astronomers from The University of Warwick and the ...

Pluto likely acquired large moon Charon in a “kiss and capture” collision billions of years ago. It may have created a subsurface ocean on the icy dwarf planet.

The potential discovery of a large planet beyond Neptune’s orbit could change everything we know about the Solar System.