Jupiter and Saturn host strikingly different polar storms, despite being similar giant planets, and scientists have long wondered why. New simulations suggest the answer may lie deep below the clouds.
A range of gorgeous skywatching targets are visible to the naked eye in city skies.
Astronomers suspect that a massive metallic cloud swirling in a nearby star system could be hiding a giant planet or dwarf ...
Deneb, Vega and Altair are among the brightest stars in the night sky.