There are eight planets in the solar system, and each travels on its own path around the sun. But of these planets, which is nearest to the sun? Mercury is a strange little world. There are some ...

If the Sun were very different, we wouldn’t be here. A shorter-lived star wouldn't provide the opportunity for humanity to ...

At just over four light years distant, Proxima Centauri is the closest star to the Sun in the entire Universe. We know it has one planet, called Proxima b, and there's decent evidence of a second, ...

Is a sun a star or a planet? Current definitions define a star as a body that generates its own energy. While humans have relied on the sun for hundreds of thousands of years, it's only in the last ...

Astronomers have used NASA's James Webb Space Telescope to find strong evidence for a planet orbiting a star in the triple system closest to our own sun. At just 4 light-years away from Earth, the ...

An international team of planet hunters has found four new planets orbiting two nearby stars that are very similar to the Sun. These discoveries point the way to the detection of potentially habitable ...

The planets within our solar system are in constant motion in their orbits and as they spin on their axes. All planets in our solar system revolve around the Sun. But the time they take to complete ...

Each Monday, I pick out North America’s celestial highlights for the week ahead (which also apply to mid-northern latitudes in the Northern Hemisphere). Check my main feed for more in-depth articles ...