Mark your calendar so you can catch Mercury, Venus, Jupiter, Saturn, Neptune and Uranus in the sky at the same time.

Last chance! A rare plane parade is happening on Aug. 21 and it won't happen again until 2028. Here's when and how stargazers can catch a glimpse of this week's stunning spectacle.

When Voyager reached Neptune, it uncovered a world of raging storms, hidden patterns, and mysteries that still puzzle ...

Six planets will be visible in our skies for the next few days in the last “planetary parade” of 2025. Jupiter, Mercury, ...

Alongside the planets will be a nearly-full 'sturgeon moon' that will reach peak illumination on August 9. The planet parade ...

Most of the planets are visible to the naked eye, though binoculars or a telescope might be needed to see Uranus or Neptune.