August 24

1974 – Actor Jennifer Lien (Kes) is born.
1989 – NASA's probe Voyager 2 passes by Neptune, taking photographs showing three complete rings and six previously unknown moons.
2006 – The International Astronomical Union redefines the term "planet" such that Pluto is considered a Dwarf Planet.
2017 – The National Space Agency of Taiwan successfully launches the observation satellite Formosat-5 into space.