
1639
Venus crosses the Sun. Jeremiah Horrocks and William Crabtree made the first successful observation of Venus passing across the face of the Sun.
Wikipedia: 1639 transit of VenusPhoto: NASA/SDO, HMI / Wikimedia Commons (CC BY 2.0)
5 moments from 1639 to 1998: discovery, creativity and courage, each with a source to read more.
5 moments

1639
Photo: NASA/SDO, HMI / Wikimedia Commons (CC BY 2.0)
1791
The first edition of The Observer was published, the world's first Sunday newspaper.
1956
Elvis Presley, Jerry Lee Lewis, Carl Perkins and Johnny Cash got together at Sun Studio for the first and only time, singing around the piano.

1965
Frank Borman and Jim Lovell launched on Gemini 7. Their spacecraft became the target for the first crewed meeting of two spacecraft in orbit.
Wikipedia: Gemini 7Wikipedia: Space rendezvous
Photo: NASA / Wikimedia Commons (Public domain)

1998
The Unity module, the second piece of the International Space Station, was launched.
Wikipedia: Unity (ISS module)Wikipedia: International Space Station
Photo: NASA / Wikimedia Commons (Public domain)
Moments chosen for discovery, creativity and courage. Each one links to a source where you can read more; photos are credited to their owners.