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

Baker said that there are other astronomical events that may be more interesting than the parade of planets. Baker said Mars ...

Beyond Neptune lies the Kuiper Belt, a vast expanse of icy bodies that may hold clues to the solar system’s formation. These ...

Stargazers can witness a rare 'planet parade' in January and February 2024, where six planets align prominently in the night ...

Worlds will align for a "planetary parade" in January, with four bright and easily visible to the naked eye. But an even ...

Kepler was one of the most successful exoplanet-hunting missions so far. It discovered 2,600 confirmed exoplanets—almost half ...

Four planets will be in the parade in January, while seven will align in February. Here's how to see the events.

Experts told Newsweek about the difficulties of reaching Mars as the United States faces complex challenges in space policy.

The car, launched in 2018 on a SpaceX rocket’s upper stage, is one of many human-made objects in deep space that could potentially be mistaken for natural celestial bodies ...

After graduating from UVA in 2013 and completing her doctorate in planetary science from the University of Arizona in 2019, ...