The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

Mercury is the closest planet to the sun, followed by Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune. Mercury orbits ...

Mercury joins the night sky to complete a 7-planet alignment just after sunset for the end of February. Saturn leaves our ...

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

The enormous visitor to our solar system may have been about 8 times the mass of Jupiter, and come nearly as close to the sun ...

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

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

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

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

Dec. 19, 2024 — New studies offer a clearer picture of how the outer solar system formed and evolved ... and sent pieces of the red planet hurtling through space. One of these chunks of Mars ...

When you first learned about the Solar System, you probably saw diagrams that made it look orderly, with planets arranged in ...

Astronomers have discovered extremely powerful winds pummeling the equator of WASP-127b, a giant exoplanet. Reaching speeds ...