Emily Mason, a heliophysicist at San Diego-based research firm Predictive Science, and her colleagues observed coronal loops ...

A new study of decades worth of seismogram data shows that the surface of Earth’s iron and nickel core is more malleable than scientists thought.

The SPHEREx telescope will create the most colorful map of the cosmos, while the four satellites of the PUNCH mission track ...

The James Webb Space Telescope has captured its first direct images of carbon dioxide in a planet outside the solar system in ...

For a long time, scientists thought the Earth's inner core was a solid ball of metal, sort of like a planet within a planet that sits some 3,000 miles (4,828 kilometers) below the surface.

The discovery that helium and iron can mix at the temperatures and pressures found at the center of Earth could settle a long-standing debate over how our planet formed.

While a total lunar eclipse takes place tonight, here's what to know about the next total solar eclipse in the U.S.