A NASA satellite that suddenly reappeared after going silent gets credit for the remarkable discovery—a pair of temporary ...

Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but with a telescope you can spot Neptune and Uranus.

The James Webb Space Telescope has captured a belching protostar in its infancy. By studying the dust grains whirling around ...

The planetary parade in February 2025 will see five bright planets in clear view and a special alignment of Mercury and ...