Astronomy & Space Science · History of Astronomy
A topic within History of Astronomy, itself one of 8 topics in that field and part of Astronomy & Space Science.
2 works
Galileo Galilei
Reports the first telescopic observations — mountains on the Moon, four satellites of Jupiter, the Milky Way resolved into stars — and argues they are incompatible with a perfect, Earth-centred heavens.
link checked 17 Sept 2026Albert Van Helden, Sven Dupré, Rob van Gent & Huib Zuidervaart
Reconstructs the telescope's invention in the Netherlands around 1608 and argues Galileo's real contribution was not the instrument itself but the systematic astronomical use that turned a novelty item into a scientific one.
link checked 17 Sept 2026