A very long solar filament that had been snaking around the Sun erupted with a flourish. The bright light of a solar flare on ...

Images captured by NASA's Solar Dynamics Observatory have revealed that "coronal loops" give off subtle flashes of ...

Opinions expressed by Forbes Contributors are their own. Jamie Carter is an award-winning reporter who covers the night sky. The European Space Agency’s Solar Orbiter spacecraft is on a journey.

There are eight planets in our solar system ... images back to Earth. This allows us to compare the planets in even more detail. Mercury and Venus are both rocky planets. Mercury is closest to the ...