For the unversed, "Planet Nine" is a hypothetical planet which is reportedly larger than Earth that is thought to orbit ...

Experts are not sure why Neptune's auroras can be seen around the planet's "mid-latitudes," and not the north and south poles NASA, ESA, CSA, STScI, Heidi Hammel (AURA), Henrik Melin (Northumbria ...

Neptune has 14 known moons ... appropriately enough, cantaloupe terrain. Another large section features broad, featureless plains dotted with massive calderas, while the southern portion is ...

Webb’s detection of auroras on Neptune is the first time astronomers have captured direct evidence of this phenomenon on the planet. NASA, ESA, CSA, STScI, Heidi Hammel (AURA), Henrik Melin ...