Scientists have used data from ESA and NASA's Solar and Heliospheric Observatory, or SOHO, to detect a type of wave called g-modes on the Sun. These g-modes reveal that the solar core is rotating ...

The Parker Solar Probe is expected to pass within an "unprecedented" 3.86 million miles of the solar surface on Dec. 24, ...

The Earth's interior is composed of four layers, three solid and one liquid—not magma but molten metal, nearly as hot as the surface of the sun. The deepest layer is a solid iron ball ...

By creating artificial eclipses, the two Proba-3 spacecraft will work together to block the Sun’s light, allowing scientists to observe its outer layers like never before. These solar eclipses ...