The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

Ever since Isaac Newton famously talked about gravity, its dominance as a force in our solar system has been well known. It's ...

The James Webb Space Telescope has captured an image of HH 30, a young star in the Taurus Molecular Cloud. This star is ...

The OSIRIS-REx mission returned to the sample to Earth in September of 2023, and these studies show that it contains amino ...

It exhibited an elongated shape and unusual acceleration ... two to 50 times the mass of Jupiter passing through the solar system was a more likely cause. Their paper explains that an object ...

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

The solar system is made up of the Sun (our nearest ... Asteroids and comets move in paths which are more oval in shape. The Sun’s gravity holds all of these objects together, and the ...

Jan. 15, 2025 — New observational data and simulation models have confirmed a new type of planet unlike anything found in the Solar System. This provides another piece of the puzzle to ...

Cosmic rays coming from outside the Solar System bring these particles closer to the Sun, where they experience changes ...

She mapped our solar system's "alternate fate" had it housed an extra planet between Mars and Jupiter instead of the existing asteroid belt. They developed a 3D model that simulates how the solar ...