Guides

Guides to the sky

Plain-English answers to the questions people ask most: when to see the ISS, how far south the aurora reaches, the best meteor showers, the next eclipses, and whether an asteroid will hit us.

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All guides

SatellitesHow to See the International Space Station (ISS) TonightWhen and where to look for the International Space Station, why you can only see it at dawn and dusk, and how to know which passes are worth going outside for.Space weatherThe Kp Index Explained: How Far South Can You See the Aurora?What the Kp index measures, which Kp you need to see the northern lights where you live, and why a high Kp alone does not guarantee an aurora.Asteroids & meteorsMeteor Shower Calendar 2026–2027: Dates, Rates and Moon PhasesEvery major meteor shower from November 2026 to December 2027, with peak dates, how many meteors to expect and how much the Moon will get in the way.Space weatherSolar & Lunar Eclipses 2027–2030: Dates & Where to See ThemEvery solar and lunar eclipse from 2027 to 2030, and how much of the Sun is covered from London, Paris, Madrid, Rome, Cairo, New York and Sydney.Asteroids & meteorsWill an Asteroid Hit Earth? How the Risk Is TrackedHow NASA finds and tracks near-Earth asteroids, what the Torino scale means, and why the chance of a dangerous impact in our lifetimes is very small.

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