See 6 Planets Align on January 21
Alignments of five or more planets are rare—there will be two more featuring five or more planets this year, but after that the next won’t happen until 2040.
How to Watch the Eta Aquariids Meteor Shower
This meteor shower is underway and peaks on the night of May 5–6. Here’s everything you need to know to watch it and the other major showers that will appear in 2025.