If our Moon suddenly vanished, Earth would already face dramatic consequences. But replacing it with entire alien worlds ...

Despite the dramatic name, these alignments aren’t exceptionally rare. The last six-planet parade occurred in January 2025, ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. The moon will this Saturday, Aug. 16, join a “planet parade” ...

Mercury, Venus, Neptune, Saturn, Uranus and Jupiter will appear together shortly after sunset on Feb. 28 — but is this the "planet parade" we've been waiting for?

The moon is our constant companion and the only natural object that always orbits Earth. It's about four times smaller than Earth and its gravity is much weaker, which is why astronauts bounce around ...

Six planets will align on Feb. 28, but not all will be seen with the naked eye. Here's how to watch the cosmic parade.