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  • Galileo Club - Your name onboard the Sentinel Space Telescope.

  • Copernicus Club - Invitations to select space-themed events; Your name onboard the Sentinel Space Telescope.

  • Halley Club - Invitations to quarterly webinar on space-themed topics; Invitations to select space-themed events; Your name onboard the Sentinel Space Telescope.

  • Kepler Club - Personal welcome to the Kepler Club from Ed Lu; Sentinel Mission mission patch; Invitations to quarterly webinar on space-themed topic; Invitations to select space-themed events; Your name onboard the Sentinel Space Telescope.

Donation frequency
Recurring donations are the best way to give steady support

How did you hear about Sentinel?

What inspired you to give to Sentinel? And how did you hear about B612 Foundation? We might like to use your quote for our donor testimonials!

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Card Security Code
The card security code is a unique three or four digit number, separate from your credit card number. Your security code can be found in the following locations on the following cards:
Visa/MasterCard/Discover
Your card security code for your MasterCard, Visa or Discover card is a three-digit number on the back of your credit card, immediately following your main card number.
Visa Card
American Express
The card security code for your American Express card is a four-digit number located on the front of your credit card, to the right of your main credit card number.
Visa Card
If your security code is missing or illegible, please call the bank or credit card establishment referenced on your card for assistance.

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Giving Option

Your donation is securely processed by our nonprofit partner, Network for Good, with a 3% transaction fee to cover credit card fees, bank fees, and other processing costs. Please consider chipping in an additional 3% so 100% of your donation amount goes to us.