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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 2024. For further information please stop by there!
Where is the event?
Worldwide
World
When is the event?
Friday, the 28th of November 2025
Only 370 days left!
More dates:
- Red Planet Day on Nov 28, 2024
- Red Planet Day on Nov 28, 2025
- Red Planet Day on Nov 28, 2026