Red Planet Day 2025

November 28, 2025 in the World

The tenuous atmosphere of Mars, visible on the horizon in this low-orbit photo.

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 529 days left!

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Red Planet Day 2025 - Nov 28, 2025 – Copyright © 2024 Cute Calendar