2024
Jan 1
ELT Construction
Extremely Large Telescope being built.
790 days ago2年2个月
2021
Dec 25
James Webb Launch
Most powerful infrared telescope.
1527 days ago4年2个月4天
1990
Apr 24
Hubble Launch
Observing space from above.
13095 days ago35年10个月5天
1668
Jan 1
Newtonian Reflector
Isaac Newton invents reflecting telescope.
130816 days ago358年2个月
1609
Aug 25
Galileo Observation
First to use telescope for astronomy.
152129 days ago416年6个月4天
1608
Oct 2
Hans Lippershey
First patent for a telescope.
152456 days ago417年4个月27天