"When beggars die, there are no comets seen;
The heavens themselves blaze forth the death of princes."

— William Shakespeare
Julius Cæsar

history

17th-century Brueghel paintings trace the early, mysterious history of the telescope

Thanks to the much-heralded International Year of Astronomy, this much we know: Galileo used a telescope to observe the moon in 1609. But the inventor of the revolutionary resolutionary device remains unknown, and its early history is muddied by simultaneous discoveries and competing claims.