Add Yahoo as a preferred source to see more of our stories on Google. Six planets will be visible during the February 28 planetary alignment. A six-planet “alignment” will be visible on Saturday, Feb.

Dive into 25 cosmic mysteries science can't explain, from dark matter to dark energy. Explore the universe's most baffling ...

A rare six-planet "alignment" will be visible to stargazers Saturday night, Feb. 28. Soon after sunset, a planetary alignment, also known as a "planet parade," will brighten up our night sky, ...