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In: Extrasolar Planets, PHYSICS AND ASTROPHYSICS, S.E.T.I.

Or… Why Are We Alone? “The universe is a pretty big place. If it’s just us, it seems like an awful waste of space.”  This quote is attributed to Carl Sagan from his novel Contact (1985), later made into a movie with Jodie Foster. It is often interpreted as reflecting Sagan’s optimismContinue Reading

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In: Callisto, PHYSICS AND ASTROPHYSICS, S.E.T.I., Solar System, Solar System Exploration, Solar System Moons

Introduction Callisto, one of Jupiter’s largest moons, has always fascinated me. As a child, I read a comic published in weekly episodes in the Italian magazine Corriere dei Piccoli (translation: “The Children’s Mail”). The story was about Gianni Bibò, a bizarre, overweight, middle-aged, bespectacled astronaut who, together with his rinky-dinkContinue Reading