CRA PERSPECTIVE • SOLAR SYSTEM SCIENCE Travel Time Within Our Solar System How Long to Reach Each Planet From Earth? THE MOON • VENUS • MARS • JUPITER • SATURN • AND BEYOND An educational exploration of distances, speeds and travel times across our cosmic neighbourhood. Our Solar System — Closer Than the Stars, Farther Than You Think The nearest star system, Alpha Centauri, is 4.24 light-years away. But our own solar system is vastly closer — and yet still staggeringly large. The Moon is just 3 days away. Mars takes 7–9 months . Jupiter requires 2–3 years . And Neptune, the farthest planet, could take over a decade. This framework breaks down the journey to each major destination in our solar system — using current rocket technology. “The solar system is our backyard. But it is a very, very large backyard.” The Four Pillars of Solar System Travel 📏 DISTANCE From 384,400 km (Moon) to 4.5 billion km (Neptune). ...
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