Hayden V. Creer

2025 Space Events Today. The world’s largest annual space event, world space week is the united nations’ official celebration of space and the use of technology to help humanity. 2025 promises to be a year filled with remarkable space exploration milestones and astronomical phenomena.

A calendar of celestial phenomena in december 2025, listing the year’s observing highlights. Skycal (sky events calendar) will help you keep track of the sky by calculating the local date and time of all these celestial happenings.