The Sun
Images of the Sun, Earth's host star at the centre of the Solar System, including sunspots, solar flares, solar prominences and solar eclipses.
Two more strong flares erupted from the Sun this week, as seen by NASA's orbiting solar observatory
More solar flares have been recorded by the Solar Dynamics Observatory.
Gallery | Solar eclipses
What is a solar eclipse and how do you view one safely? Find out about the celestial mechanics behind these spectacular astronomical events.
Gallery | Planes in front of the Sun and Moon
A gallery of images of planes passing in front of the solar or lunar disc.
Gallery | The Sun
A guide to our host star the Sun, and pictures of the solar disc captured by astrophotographers.
Gallery | Solar prominences
Facts about solar prominences and images of eruptions.
Gallery | Sunspots
Facts about sunspots and images of the Sun's surface.