How many days until

30th Anniversary of the Mars Pathfinder/Sojourner Landing?

30th Anniversary of the Mars Pathfinder/Sojourner Landing is on Sunday, July 4, 2027. The live countdown appears here.

About this countdown

30th Anniversary of the Mars Pathfinder/Sojourner Landing falls on Sunday, July 4, 2027. This page counts whole calendar days from today to that date and updates automatically.

You can also open the countdown for Sunday, July 4, 2027 directly, or choose another future date.