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Nevil Maskelyne

Nevil Maskelyne

1732 CE1811 CE · London

Nevil Maskelyne (; 6 October 1732 – 9 February 1811) was the fifth British Astronomer Royal. He held the office from 1765 to 1811. He was the first person to scientifically measure the mass of the planet Earth. He created The Nautical Almanac, in full the British Nautical Almanac and Astronomical Ephemeris for the Meridian of the Royal Observatory at Greenwich, using Tobias Mayer's corrections for Leonhard Euler's Lunar Theory tables.

Adapted from Wikipedia, licensed under CC BY-SA 4.0.

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LondonלונדוןEngland

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About London

# London From the Norman Conquest onward, London was the beating heart of Christian England, yet by the late eleventh century it harbored a thriving Jewish community whose scholars would shape medieval European Judaism. The city itself—crowded, bustling, hemmed by the Thames and ancient Roman walls—belonged to the Christian kings of England, though Jews enjoyed periods of relative protection punctuated by expulsion and danger. The medieval London Jewish quarter near the Old Jewry was compact but learned, home to wealthy merchants and scribes whose expertise in biblical commentary and halakhic reasoning attracted students from across Christendom; the great theologians and exegetes who worked here produced manuscripts that circulated throughout the Jewish world. By the early modern period, after the expulsion of 1290 and a long absence, Jews quietly returned—first as crypto-residents, then openly from the seventeenth century onward—and London became a cosmopolitan center where Sephardic and Ashkenazi traditions mingled. In the modern era, particularly the nineteenth and twentieth centuries, the city transformed into one of world Jewry's foremost centers of learning and culture, its yeshivas and scholarly institutions drawing seekers of Torah from every continent. The fog-wrapped medieval lanes gave way to Victorian neighborhoods and twentieth-century suburbs, yet London's Jewish intellectual legacy—forged in manuscript and amplified in print—endures as a testament to centuries of resilience and creative thinking.

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Influenced byJames BradleyNevil MaskelyneShapedWilliam Herschel