Planet Earth Celebration

Saturday, April 25, 2026

–Sunday, April 26, 2026

10:00 am

–4:00 pm

*Included in general admission

Explore boundless possibilities for the future of our planet!

You’re invited to enjoy exclusive activities, activations and more at Space Center Houston’s annual Planet Earth Celebration on April 25 and 26. Explore how special our planet is and what we can do to sustain, conserve, and preserve its vital natural resources.

Check back soon to see our featured activities!

Plan your visit

Explore hours & admission →

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Browse a map of Space Center Houston →

Plan your day with sample itineraries →

Upcoming Events

Hip Hop MD Special Presentation and Book Signing

Friday, March 27, 2026

12:30 pm

*Included in general admission

On a Misson Special Presentation and Book Signing

Saturday, March 28, 2026

2:30 pm

*Included in general admission

Space Center U | Science in Space | 3 Day Ages 15-18

Saturday, March 28, 2026

–Monday, March 30, 2026

8:00 am

–4:00 pm

*Requires registration

Space Center U | Science in Space | 3 Day Ages 11-14

Saturday, March 28, 2026

–Monday, March 30, 2026

8:00 am

–4:00 pm

*Requires registration

Expedition 73 | Crew Debrief & Welcome Home Ceremony

Tuesday, March 31, 2026

6:00 pm

*Requires registration

Artemis II Launch Party

Wednesday, April 1, 2026

*Requires registration

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