NASA engineers have successfully completed testing on one half of the Nancy Grace Roman Space Telescope — a key step in making sure this future observatory will perform as expected once it reaches ...

JWST uncovers unexpected behavior in polar lights on Jupiter, while a Mars rover captures the first image of an aurora.

Mars experienced an aurora in March 2024, turning the sky green, as a solar storm produced the first visible light Martian ...

Mars was once rich with flowing water. Today, it's a cold, dusty desert marked by dried riverbeds and empty lake basins.

According to NASA, the aurora on Earth may last only a few minutes, but on Saturn, it can last for days. In the 2010s, aurora ...

New observations from NASA's James Webb Space Telescope have revealed that auroras on Jupiter are hundreds of times brighter ...

A sparkling cloudscape is revealed by the Hubble Space Telescope, which used its instruments to capture multiple wavelengths ...