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3500 BCE
Egypt Creates Glass
Glass was invented in Egypt as early as 3500 BC.
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2000 BCE
Lenses Made in Asia Minor
Lenses have been unearthed in Asia Minor that date back to around 2000 BC.
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100 BCE
Refraction and Reflection
Greek mathematician Euclid discovered two properties of light, refraction and reflection. https://school.eb.com/levels/middle/article/telescope/277291 -
100
Magnifying Glasses
Roman Writer Seneca discovered magnifying glasses using water in a glass ball.
globe.https://school.eb.com/levels/middle/article/telescope/277291 -
1200
Use of Lenses in Glasses
Scientist Roger Bacon suggested the use of lenses in glasses. By the 15th century, lenses were widely used throughout Europe.
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Galileo Makes First Telescope
Galileo built the first telescope using the ideas of many scientists before him.
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Telescopes for Sale
Telescopes were sold widely by 1609.
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Galileo Improves and Discovers
Galileo in the next few years improved upon his telescope by making it be able to see farther and clearer. He discovered craters on the moon, the milky way, and Venus's phases. https://school.eb.com/levels/middle/article/telescope/277291 -
Ariel One
Ariel One was the first telescope sent into space.
https://nssdc.gsfc.nasa.gov/nmc/spacecraft/display.action?id=1962-015A -
Ariel One Death
Ariel One fell victim to a nuclear bomb test in July 1962.
https://nssdc.gsfc.nasa.gov/nmc/spacecraft/display.action?id=1962-015A -
Hubble Telescope Launch
The Hubble Telescope was launched in April 1990 and continues to work today as an image taking telescope in space.https://science.nasa.gov/mission/hubble/ -
James Webb Telescope
The James Webb Telescope was the most recent telescope to be launched into space. It is the most advanced telescope ever used and has captured some great images that humans have never seen before.
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Telescopes in the Future
Everyone will get an implant into their eyes that allows them to see as far as a telescope on command by just thinking about it.