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

Mars' southern hemisphere absorbs a lot of the sun's energy during the Red Planet's spring, and that may be causing Mars' ...

A U.S. scientist searching for a civilization across 7 Earth clones circling the red dwarf star TRAPPIST-1 says its own alien ...

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

Dec. 19, 2024 — Scientists are changing our understanding of climate and weather on Mars and providing critical ... clearer picture of how the outer solar system formed and evolved based on ...

Stargazers will be treated to a dazzling six-planet "alignment" this January.

Six planets are parading across the sky, appearing as some of the night's brightest stars. A few easy tips can help you ...

NASA is working on an exciting mission to send humans to Mars in the next few decades. To make this happen, the agency is ...

While claims of a “rare alignment” are overblown, you can still see up to six planets in the night sky this weekend. Here's ...

A super-Earth planet that dips in and out of its star's habitable zone has been discovered just 19.7 light-years away.

Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but get a telescope and you can spot Neptune and Uranus.

There is an extraordinary celestial event taking place in 2025 – a planetary parade – in January and February. Six planets of ...