- World Asteroid Day is observed across the world every year on June 30.
- The aim of celebrating World Asteroid Day is to raise public awareness about the threat of asteroid impact and to inform people about crisis communication actions globally.
- It is held to commemorate the anniversary of the Siberian Tunguska event that occurred on June 30, 1908, which was the most damaging known asteroid-related event on Earth in recent history.
- In its resolution in December 2016, the United Nations declared June 30 as Asteroid Day.
- Ceres was the first asteroid discovered by Giuseppe Piazzi in 1801.
- On April 13, 2029, asteroid 99942 Apophis will pass safely in geostationary orbit at a distance of about 32,000 kilometers from Earth's surface, posing no threat to the planet.
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