Halley’s Prediction of Halley’s Comet – Definition & Detailed Explanation – Astronomical History & Mythology Glossary

What is Halley’s Comet? Halley’s Comet, also known as Comet Halley, is one of the most famous comets in history. It is a periodic comet that orbits the Sun every 75-76 years. The comet is named after the English astronomer Edmond Halley, who predicted its return in 1705. Halley’s Comet is visible from Earth with … Read more

Chinese Lunar Mansions (Xiu) – Definition & Detailed Explanation – Astronomical History & Mythology Glossary

I. What are Chinese Lunar Mansions (Xiu)? Chinese Lunar Mansions, also known as Xiu, are a system of lunar mansions used in traditional Chinese astronomy. There are 28 mansions in total, each representing a specific region of the sky through which the moon passes during its monthly cycle. These lunar mansions are used to track … Read more

Messier Catalogue – Definition & Detailed Explanation – Astronomical History & Mythology Glossary

I. What is the Messier Catalogue? The Messier Catalogue is a list of astronomical objects compiled by French astronomer Charles Messier in the 18th century. It contains a total of 110 objects, including galaxies, nebulae, and star clusters. The purpose of the catalogue was to help astronomers differentiate between permanent celestial objects and transient phenomena … Read more

The Role of Astronomy in Ancient Navigation – Definition & Detailed Explanation – Astronomical History & Mythology Glossary

I. What is Ancient Navigation? Ancient navigation refers to the methods and techniques used by early civilizations to navigate the seas and explore the world around them. Before the invention of modern technology such as GPS and compasses, ancient navigators relied on a combination of astronomy, mathematics, and observational skills to guide their ships across … Read more

The Impact of the Telescope on Astronomy – Definition & Detailed Explanation – Astronomical History & Mythology Glossary

I. What is a Telescope? A telescope is an optical instrument that allows us to observe distant objects by collecting and focusing light. It consists of a series of lenses or mirrors that magnify the image of the object being observed, making it appear closer and larger than it actually is. Telescopes come in various … Read more

The Contribution of Carl Sagan to Popular Astronomy – Definition & Detailed Explanation – Astronomical History & Mythology Glossary

I. Who was Carl Sagan? Carl Sagan was an American astronomer, astrophysicist, and author who played a significant role in popularizing science, particularly astronomy, during the latter half of the 20th century. Born on November 9, 1934, in Brooklyn, New York, Sagan developed a passion for science at a young age. He went on to … Read more

The Contribution of Women in Astronomy – Definition & Detailed Explanation – Astronomical History & Mythology Glossary

I. Who were the pioneering women astronomers in history? Throughout history, women have made significant contributions to the field of astronomy, despite facing numerous obstacles and challenges. Some of the pioneering women astronomers include Caroline Herschel, Maria Mitchell, and Henrietta Swan Leavitt. Caroline Herschel, sister of renowned astronomer William Herschel, was the first woman to … Read more

Herschel’s Discovery of Uranus – Definition & Detailed Explanation – Astronomical History & Mythology Glossary

I. What is Uranus? Uranus is the seventh planet from the Sun in our solar system and is known for its unique blue-green color. It is the third-largest planet in our solar system and is classified as a gas giant, along with Jupiter, Saturn, and Neptune. Uranus is also known for its extreme tilt, as … Read more

Stonehenge and Astronomical Alignments – Definition & Detailed Explanation – Astronomical History & Mythology Glossary

What is Stonehenge? Stonehenge is a prehistoric monument located in Wiltshire, England. It is composed of a ring of standing stones, each around 13 feet high, seven feet wide, and weighing around 25 tons. The monument is believed to have been constructed between 3000 BC and 2000 BC, making it one of the most famous … Read more

The Myth of Callisto and Ursa Major – Definition & Detailed Explanation – Astronomical History & Mythology Glossary

I. What is the Myth of Callisto and Ursa Major? The myth of Callisto and Ursa Major is a well-known story from Greek mythology that explains the origin of the constellation Ursa Major, also known as the Great Bear. The myth revolves around the tragic tale of Callisto, a beautiful nymph who catches the eye … Read more