Mars's moon Phobos is so strange that no one knows how it formed. But a forthcoming mission could solve this mystery - and a ...

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

Simpson and Chen ran mathematical models looking at how differently sized Earth-like worlds would have affected the rest of ...

The formation of our solar system from a singular nebula raises an intriguing question: why did each planet develop with a ...

The article humorously imagines how planets would describe themselves if they were dating profiles. Each planet has a unique ...

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

The Red Planet will be at its closest point to Earth, also known as perigee, on Jan. 12 and will be exactly opposite the sun on Jan. 15. It will be visible all night long because it will rise with the ...

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

Missed January's planetary parade? February 2025 offers another celestial spectacle. Discover when, where & how to catch ...

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.

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