Over billions of years, the Sun will gradually increase in brightness and size, eventually transforming into a red giant.
Indeed, the planetary nebula seen above, known as the Red Spider Nebula and imaged by the James Webb Space Telescope (JWST), ...
After running out of fuel, our star too will accelerate outward as a red giant, consuming Mercury, Venus and possibly even ...
New simulations from Rice University reveal how Jupiter’s rapid early growth blocked gas and dust from reaching the Sun, ...
Space weather isn’t referring to rain clouds that float through the galaxy. Instead, it’s caused by massive explosions of particles that shoot out from the Sun.