2020
Discover · History
On this day — September 27
A hand-curated thread of what happened on this date, across centuries.
2019
2014
2012
2008
2007
2003
Milestone
The SMART-1 satellite is launched.
2001
1998
1996
1996
1993
1992
1988
1977
A hand-curated thread of what happened on this date, across centuries.