Jan. 15, 2025 — New observational data and simulation models have confirmed a new type of planet unlike anything found in the Solar System. This provides another piece of the puzzle to ...

Mercury will join them in late February. NASA / JPL-Caltech The eight planets in our solar system all orbit the sun in roughly the same flat plane, known as the ecliptic—but they move at ...

is when several planets in our solar system appear to line up in the sky from our perspective here on Earth." The planet parade occurs when the planets' positions in their elliptical orbit around ...

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.

one which can offer superb views of the other bodies in the solar system. But which one to choose? We've got you covered with our guide to the best telescopes for seeing planets. Now's a great ...

One hypothesis suggests that a rogue planet, with a mass between one and two times that of Earth, may have altered their trajectories in the early solar system. Related Stories ・Scientists ...

Ever since Isaac Newton famously talked about gravity, its dominance as a force in our solar system has been well known. It's responsible for the orbits of the planets and their satellites ...

A planet parade is when several of our solar system's planets are visible in the night sky at the same time. There will be six planets visible this time around, including Venus, Mars, Jupiter ...

The solar system's biggest gas giant planet orbits an average of 484 million miles from the sun. The fourth planet from the sun, Mars, looks like a star but has a slightly ruddy hue. Mercury will ...

For much of January and February, you have the chance to see six planets in our solar system after dark, although two — Uranus and Neptune — will be tough to see without a telescope or high ...