Corrections

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NASA

Last updated: October 14, 2026

How to Report an Error

Email errors@savingplanets.com with the page address, what is wrong and, if you can, a source. Any language is fine.

We aim to reply within 5 business days. If a fact is wrong, we fix it on all four language versions and update the page’s “Last reviewed” date.

Significant corrections (a wrong number, date or claim) are listed below with the date of the fix.

October 14, 2026: Landsat 9 page photo replaced with a real NASA photo of the launch.

October 14, 2026: The solution count is now read live from the solutions list, so it no longer shows an old total.