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

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

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

Astronomers discovered the exoplanet in 2016, a gas giant that’s slightly larger than Jupiter with a fraction of its mass, ...

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

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

On the evening of February 28, stargazers will witness a rare celestial event: an alignment of seven planets visible ...

19, 2024 — New studies offer a clearer picture of how the outer solar system formed and evolved ... revealing the planet may have been habitable at some point in its ... Meteorite Contains ...

The solar system consists of 8 planets, including Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. Each planet has its own unique characteristics, such as size, composition ...

Meeting of the American Astronomical Society, two teams of astronomers—centered at Penn State and MIT—independently announced new discoveries about an extreme form of planetary destruction: apparently ...

21. A planet parade is when several of our solar system's planets are visible in the night sky at the same time. There will be six planets visible this time around, including Venus, Mars ...