Planetary alignments are among the most awe-inspiring phenomena in the sky. They happen when several planets appear to gather closely together in one part of the sky, creating a stunning display ...

Friday holds a special celestial treat in store for astronomers and amateur stargazers. Mercury will become the seventh planet to line up in a current “planetary parade” that’s happening, joining ...

Everyone's talking about it on social media: A great planetary alignment that's coming sometime this month — there are a few different dates being thrown around. Rumor has it that as many as six ...

In just some of many celestial highlights of August 2025, stargazers peeped a "planet parade" and caught a rare Venus and Jupiter conjunction, with plenty more dazzling displays in the night sky to ...

Find out what's up in your night sky during December 2025 and how to see it in this Space.com stargazing guide.