The Leonids’ radiant is the constellation Leo, which rises around midnight local time and is highest in the sky around…
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If you’re up late (or early) this week, there will be some dazzling activity going on in the sky that…
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The Perseids peak on August 12–13, 2025, but a bright, waning gibbous moon will obscure many meteors. Only the brightest…
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Why do comets and their meteoroid streams weave in and out of Earth’s orbit and their orbits disperse over time?…
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