WASP-121b is unlike anything in our Solar System. This giant planet orbits its star so closely that it completes a full orbit in just 30.5 hours. Its dayside reaches a scorching 3000°C, while the ...

NASA’s Parker Solar Probe has taken the closest images ever from the Sun, capturing eerie waves just 3.8 million miles from the solar surface. These photos show the Sun in a new light and can help ...