100x Declaration – Astronomy Now

14 April 2026

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Global Asteroid Day events and webcasts set for June 30

25 June 2015 Astronomy Now

The first official Asteroid Day is on 30 June with premiere events in London and San Francisco, but local organisers are making final preparations for more than 50 public events worldwide to increase education and awareness about asteroids and how to better detect them.

US-UK press conference declaration calls for awareness of dangerous asteroids

2 December 2014 Astronomy Now

Experts and luminaries in science, business and entertainment will assemble at simultaneous press conferences in San Francisco & London on 3rd December to officially unveil Asteroid Day 2015, a global day of public awareness about asteroids and the threat they pose to humanity.