Meteor showers, planetary oppositions, conjunctions, and eclipses — the ones bright or common enough to actually catch.
Meteor showers need nothing but your eyes and a dark, wide-open patch of sky, ideally after midnight when the radiant (the point meteors appear to stream from) is higher up. Oppositions mark when a planet sits directly opposite the Sun from Earth's point of view — it's at its closest, brightest, and up all night, which is the best window of the year to look at it, ideally through binoculars or a small telescope.
Conjunctions are close visual pairings of two objects in the sky — they stay far apart in space but appear near each other from Earth, and are usually easy naked-eye sights just after sunset or before sunrise. Eclipses are the rarest and most dramatic: always check the visibility region before making plans, since totality only sweeps a narrow path across the globe, and never look at a solar eclipse without certified eclipse glasses.
This list is maintained by hand and reflects the best publicly available data at the time it was last updated, including figures from the International Meteor Organization and U.S. Naval Observatory. Exact peak times can shift by a few hours as newer predictions come in — treat dates as the night to plan around, not a to-the-minute schedule.