Category: Science

Cassini's epic 20-year £3bn mission to Saturn was a triumph for science

First there was the sheer distance involved. The 22ft long spacecraft, launched from Cape Canaveral, Florida, in 1997, took seven years to reach Saturn after a journey of two billion miles that involved fleeting visits to Venus, Earth and Jupiter.  Each fly-by provided a gravitational “kick” that boosted Cassini’s speed to more than 42,500mph and helped …