In January 2025, Venus, Mars, Jupiter, Saturn, Uranus and Neptune were all visible in the night sky. And in February, 2025, ...

But that includes exoplanets, alien worlds that orbit alien suns. Only eight planets call our solar system home. Or there might still be nine if some astronomers are correct about an as-yet ...

Our Solar System is simple—one star, planets orbiting around it. But what happens in a system with multiple stars? Scientists have discovered a planet in a seven-star system, raising big questions ...

So you can see every planet in our solar system over the next month. Here's what you need to know to spot each planet. What is the planetary alignment? Though they appear in an arc across the sky, the ...

All of our solar system’s planets are lining up to parade through the night sky at once. This extraordinary celestial event will see the sky scattered with seven visible planets in what is known ...

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.

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 ...

This may explain the strange properties of the orbits of our solar system's planets ... of sun-like stars in the Galaxy is on the order of 10 10 and that stars are commonly formed in open star ...

Everyone knows about the Solar System, and the planets that make it up. They’re in space, orbiting the Sun, in an order we all at least used to be able to recite. But it was not always so.