What happend on 25th August

This is day of

Pluto is reclassified as a dwarf planet by the International Astronomical Union in 2006, changing our understanding of the solar system.

2006

The International Astronomical Union reclassifies Pluto as a dwarf planet, altering the definition of planets in the solar system.

1916

The United States National Park Service is established to manage and preserve the country's national parks.

1609

Galileo Galilei demonstrates his first telescope to Venetian lawmakers, leading to significant astronomical discoveries.