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Red Planet Day 2025
November 28, 2025 in the World
The tenuous atmosphere of Mars, visible on the horizon in this low-orbit photo.
Copyright: NASA, license: public domain
Red Planet Day takes place on November 28, 2025. It commemorates the launch of the Mariner 4 spacecraft on November 28, 1964. Mariner 4 performed the first successful flyby of the planet Mars returning the first pictures of the Martian surface.
We have placed a detailed description of this event on this page: Red Planet Day 2026. For further information please stop by there!
Where is the event?
Worldwide
World
When is the event?
Friday, the 28th of November 2025
Over since 6 days!
More dates:
- Red Planet Day on Nov 28, 2026
- Red Planet Day on Nov 28, 2027
- Red Planet Day on Nov 28, 2028