New research suggests that the Solar System may have captured a rogue planet, leading to changes in the existing orbits of the planets. The study, conducted by Edward Belbruno from Yeshiva University ...

An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit before shoving four of the solar system's planets onto a different course. When ...

Astronomers have been given the rare opportunity to study an extrasolar object after the recent discovery of the interstellar comet 3I/ATLAS. Experts tell Live Science how they are planning to observe ...

The search for an unknown planet in our solar system has inspired astronomers for more than a century. Now, a recent study suggests a potential new candidate, which the paper’s authors have dubbed ...

Scientists are in a hurry to study a huge space object named 3I/Atlas, which is currently moving through our solar system. The object is said to be about the size of Manhattan and is traveling ...