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

Twenty years ago, the Huygens probe achieved humanity's first landing on a moon in the outer solar system when it touched ...

Flickering coronal loops in the Sun's outer atmosphere could act as an early warning system for solar flares, according to ...

The seven planets will not be perfectly aligned, but will appear in an arc across the sky due to their orbital plane in the ...

A new study suggests that a planet-sized object may have passed through the solar system billions of years ago.

Witness a rare celestial spectacle! Seven planets, including Mercury, Venus, Mars, Jupiter, Saturn, Uranus, and Neptune, will ...

A new study, currently under review for publication, suggests that an ancient cosmic visitor might have significantly altered the orbits of our solar system's giant planets. Scientists propose that ...

To answer that question, yes. The game is still undoubtedly worth playing in 2025. Looking for Crossword hints & solutions? Check out latest NYT Mini Crossword Answers, LA Times Crossword Answers, and ...

Dec. 19, 2024 — New studies offer a clearer picture of how the outer solar system formed and evolved based on analyses of trans-Neptunian objects (TNOs) and centaurs. The findings reveal the ...

This fortuitous alignment, which occurs only once every 175 years, led to Nasa launching the twin Voyager 1 and 2 spacecraft in 1977 on a "Grand Tour" of the outer Solar System. Voyager 1 flew ...

NASA astronaut Don Pettit has snapped a striking shot of the super-bright comet racing past our planet for the first time in ...