Planetarium projectors are one of the most fascinating devices you never think of. People visit planetariums to take a trip through the cosmos. But according to one man, the projectors themselves are ...

Correction: The original version of this article’s feature photo caption incorrectly stated that the photo was of the UCLA Planetarium. In fact, the photo is of a telescope on the roof of the Math ...

Six planets will soon be aligning for a stunning celestial display. In early August, Mercury, Jupiter, Venus, Uranus, Neptune, and Saturn will be alignment. While most of these planets will be visible ...