Royal Institution of Great Britain - On this day in 1609 Galileo demonstrated his first telescope. This led to a series of ground-breaking findings, like how Venus showed a range of moon-like
![Galileo GALILEI (15 February 1564 - 8 January 1642) - 1609 - Galileo's telescope (Galileo, Italy)... | GREENERPASTURE , Italy - 1609 - Galileo's Telescope (Galileo, Italy) | GREENERPASTURE Galileo GALILEI (15 February 1564 - 8 January 1642) - 1609 - Galileo's telescope (Galileo, Italy)... | GREENERPASTURE , Italy - 1609 - Galileo's Telescope (Galileo, Italy) | GREENERPASTURE](https://greenerpasture.com/Content/ancestorimages/galileo_telescope.jpg)
Galileo GALILEI (15 February 1564 - 8 January 1642) - 1609 - Galileo's telescope (Galileo, Italy)... | GREENERPASTURE , Italy - 1609 - Galileo's Telescope (Galileo, Italy) | GREENERPASTURE
![Galileo Galilei (1564-1642) Ngalileo demonstrates his telescope discovery of Jupiter satellites at the Doge and the devices of Venice on 25th August 1609 coloured French engraving : Amazon.de: Home & Kitchen Galileo Galilei (1564-1642) Ngalileo demonstrates his telescope discovery of Jupiter satellites at the Doge and the devices of Venice on 25th August 1609 coloured French engraving : Amazon.de: Home & Kitchen](https://m.media-amazon.com/images/I/816Or76LWdL.jpg)
Galileo Galilei (1564-1642) Ngalileo demonstrates his telescope discovery of Jupiter satellites at the Doge and the devices of Venice on 25th August 1609 coloured French engraving : Amazon.de: Home & Kitchen
Peoria Riverfront Museum - The telescope was invented in 1608 by Hans Lippershey of the Netherlands. Having heard about Lippershey's invention, the Italian scientist Galileo Galilei built his own telescope in 1609
![Weird History on Twitter: "Today in 1609: Galileo demonstrates his first telescope (9X magnification), forever expanding our horizons. http://t.co/8RcphlgA82" / Twitter Weird History on Twitter: "Today in 1609: Galileo demonstrates his first telescope (9X magnification), forever expanding our horizons. http://t.co/8RcphlgA82" / Twitter](https://pbs.twimg.com/media/CNTasjlUkAECG46.png)
Weird History on Twitter: "Today in 1609: Galileo demonstrates his first telescope (9X magnification), forever expanding our horizons. http://t.co/8RcphlgA82" / Twitter
![Nature composes some of her loveliest poems for the telescope” - Theodore Roszah Chapter 5: Telescopes. - ppt download Nature composes some of her loveliest poems for the telescope” - Theodore Roszah Chapter 5: Telescopes. - ppt download](https://images.slideplayer.com/15/4683688/slides/slide_3.jpg)
Nature composes some of her loveliest poems for the telescope” - Theodore Roszah Chapter 5: Telescopes. - ppt download
![Galileo Demonstrates his Telescope. 1609. 19th c. Lithograph by L. Turgis Wall Art, Canvas Prints, Framed Prints, Wall Peels | Great Big Canvas Galileo Demonstrates his Telescope. 1609. 19th c. Lithograph by L. Turgis Wall Art, Canvas Prints, Framed Prints, Wall Peels | Great Big Canvas](https://airs.art-api.com/rm/?image=https%3A%2F%2Fstatic.greatbigcanvas.com%2Fimages%2Fflat%2Feverett-collection%2Fgalileo-demonstrates-his-telescope-1609-19th-c-lithograph-by-l-turgis%2C2258139.jpg%3Fmw%3D600%26mh%3D600%26max%3D600&group=farmhouse&iw=16&ih=12&maxSize=1000)
Galileo Demonstrates his Telescope. 1609. 19th c. Lithograph by L. Turgis Wall Art, Canvas Prints, Framed Prints, Wall Peels | Great Big Canvas
![OnThisDay in 1609, Galileo Galilei demonstrated his first telescope to Venetian lawmakers. Pictured here is a replica of ... | Science Museum | Scoopnest OnThisDay in 1609, Galileo Galilei demonstrated his first telescope to Venetian lawmakers. Pictured here is a replica of ... | Science Museum | Scoopnest](https://pbs.twimg.com/media/DlbniNsX0AATubR.jpg)