Lewis Boss

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Galaxy clusters like Abell 2744 can act as a natural cosmic lens, magnifying light from more distant, background objects through gravity. NASA's James Webb Space Telescope may be able to detect light from the first stars in the universe if they are gravitationally lensed by such clusters. (astronomy, space exploration, galaxies)

How Fast Is the Universe Expanding?

Where Did the Moon Come From?

solar eclipse, sun, moon, astronomy, space

How Do You Tell the Difference Between Total, Annular, Solar, and Lunar Eclipses?

Arrangement of the phases of the moon in total eclipse with Blood Moon

9 Celestial Omens

1 July 2002: The Solar and Heliospheric Observatory (SOHO) satellite reveals a massive solar eruption more than 30 times the Earth's diameter. The eruption formed when a loop of a magnetic field over the surface of the Sun trapped hot gas.

6 Questions About the Sun Answered

Discover

Lusitania sinking, illustration from The War of the Nations (New York), December 31, 1919. World War I, WWI. This image is one of three on the page. (See source file for the other two.)

7 of the World’s Deadliest Shipwrecks

illustration of the walking titanosaurus, Patagotitan mayorum

Titanosaurs: 8 of the World's Biggest Dinosaurs

New Zealand. Political/Physical map. Includes locator.

Where Is “Old Zealand”?

9 of the World’s Deadliest Snakes

Battle of the Alamo from "Texas: An Epitome of Texas History from the Filibustering and Revolutionary Eras to the Independence of the Republic, 1897. Texas Revolution, Texas revolt, Texas independence, Texas history.

6 Wars of Independence

Groups of depositors in front of the closed American Union Bank, New York City. April 26, 1932. Great Depression run on bank crowd

Causes of the Great Depression

Illustration for Demystified "How Dangerous is Quicksand"

How Deadly Is Quicksand?

Lewis Boss: Facts & Related Content

Written and fact-checked by The Information Architects of Encyclopaedia Britannica

Facts

Born	October 26, 1846 • Providence • Rhode Island
Died	October 5, 1912 (aged 65) • Albany • New York
Notable Works	“Preliminary General Catalogue of 6,188 Stars for the Epoch 1900”

Annie Jump Cannon

American astronomer

Benjamin Apthorp Gould

American astronomer

Frank Schlesinger

American astronomer

William Wallace Campbell

American astronomer

Edward Charles Pickering

American physicist and astronomer

Six astronomers, after Gerard Hoet (1692)

Hipparchus

Greek astronomer

William Herschel

British-German astronomer

Ptolemy

Egyptian astronomer, mathematician, and geographer

Edmond Halley

British scientist

Sir John Herschel, 1st Baronet

English astronomer

John Flamsteed

British astronomer

Otto Heckmann

German astronomer

Jacobus Cornelius Kapteyn

Dutch astronomer

Johannes Hevelius

Polish astronomer

Friedrich Wilhelm August Argelander

Prussian astronomer

Johan Ludvig Emil Dreyer

Danish astronomer

Charles Messier

French astronomer

Johann Bayer

German astronomer

Nicolas Louis de Lacaille

French astronomer

Johann Elert Bode

German astronomer

Quiz

Michael Faraday (L) English physicist and chemist (electromagnetism) and John Frederic Daniell (R) British chemist and meteorologist who invented the Daniell cell.

Faces of Science

Nicolaus Copernicus. Nicolas Copernicus (1473-1543) Polish astronomer. In 1543 he published, forward proof of a Heliocentric (sun centered) universe. Coloured stipple engraving published London 1802. De revolutionibus orbium coelestium libri vi.

All About Astronomy

View of the Andromeda Galaxy (Messier 31, M31).

Astronomy and Space Quiz

Lewis Boss: Facts & Related Content

Facts

Related Biographies

Related Quizzes and Features