![Galileo and the Telescope | Modeling the Cosmos | Articles and Essays | Finding Our Place in the Cosmos: From Galileo to Sagan and Beyond | Digital Collections | Library of Congress Galileo and the Telescope | Modeling the Cosmos | Articles and Essays | Finding Our Place in the Cosmos: From Galileo to Sagan and Beyond | Digital Collections | Library of Congress](http://www.loc.gov/static/collections/finding-our-place-in-the-cosmos-with-carl-sagan/images/galileo.jpg)
Galileo and the Telescope | Modeling the Cosmos | Articles and Essays | Finding Our Place in the Cosmos: From Galileo to Sagan and Beyond | Digital Collections | Library of Congress
![astronomy, instruments, telescope, legend of its invention by children in Middelburg, Zeeland, 1590 Stock Photo - Alamy astronomy, instruments, telescope, legend of its invention by children in Middelburg, Zeeland, 1590 Stock Photo - Alamy](https://c8.alamy.com/comp/B5M4MN/astronomy-instruments-telescope-legend-of-its-invention-by-children-B5M4MN.jpg)
astronomy, instruments, telescope, legend of its invention by children in Middelburg, Zeeland, 1590 Stock Photo - Alamy
![STOCK IMAGE, hevelius observing through refracting telescope on stand fitted with quadrant and plumb-bob so altitude of object observed could be noted from johannes hevelius selenographia gedani gdanskdanzig 1647, 917_05_0460001482, 01AETUUS , STOCK IMAGE, hevelius observing through refracting telescope on stand fitted with quadrant and plumb-bob so altitude of object observed could be noted from johannes hevelius selenographia gedani gdanskdanzig 1647, 917_05_0460001482, 01AETUUS ,](https://cache.diomedia.com/diocomp/01/AE/TU/comp/01AE-TUUS.jpg)