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. When ...

Just decades after the first exoplanets were identified, our database of the distant worlds—monitored by the NASA Exoplanet Science Institute—has breached a new threshold. Now, astronomers have ...

Welcome to SolarBalls! This channel features entertaining animations that educate viewers about the solar system and the ...

There’s a bit of a paradox about our galaxy: it’s both jam-packed with stars and cavernously empty. The Milky Way is crowded in the sense that it holds hundreds of billions of stars, as well as ...

An illustration of the James Webb Space Telescope as it orbits the sun in our solar system, 1 million miles from Earth. Credit: SA GSFC / CIL / Adriana Manrique Gutierrez The James Webb Space ...

The discovery that helium and iron can mix at the temperatures and pressures found at the center of Earth could settle a long-standing debate over how our planet formed. When you purchase through ...

This might sound like an obvious thing for a professional stargazer to say. But astrophysicist Federica Bianco was reacting to something extraordinary — the first full-colour picture from a telescope ...

In a groundbreaking discovery, astronomers have confirmed the approach of a “wandering planet” into our solar system. This celestial event has sparked a flurry of scientific interest and speculation.

The number of confirmed planets outside of our solar system—known as exoplanets—has risen to 6,000, NASA has said. There is huge variety across these distant worlds, the space agency says, with ...