Tampa Bay's Oldest Astronomy Club — Est. 1927

Join SPAC

Start exploring the universe with 300+ fellow stargazers. All skill levels welcome — from first-time telescope owners to seasoned observers.

Choose Your Membership

All tiers billed annually. Student membership is free with valid student ID.

Student

Free

Full-time students in Pinellas, Pasco, or Hillsborough Counties

From equipment to community, your SPAC membership is packed with value.

Borrow telescopes, eyepieces, and accessories from our extensive lending library.

Join member-only star parties at dark sky sites including the annual OBS event.

Submit your astrophotography and get featured in our member gallery.

Grind your own telescope mirror with hands-on expert guidance from club members.

Access our astronomy library, charts, and educational materials.

Connect with 300+ fellow astronomy enthusiasts across the Tampa Bay area.

Automatic membership in the Astronomical League — access to observing programs.

Buy and sell astronomy equipment with trusted fellow club members.

Join hundreds of Tampa Bay stargazers. Your first star party could be this weekend.

How do I pay for membership?

After creating your account, you can pay online via PayPal. We also accept cash or check at monthly meetings.

When does my membership expire?

Memberships run for one year from the date of payment. You'll receive a reminder email before your renewal is due.

What is the Astronomical League?

The Astronomical League is a national federation of astronomy clubs. Membership gives you access to their observing programs, awards, and resources.

Can I upgrade my membership tier?

Yes — contact us or visit your account dashboard to upgrade at any time.

Is there a monthly payment option?

Currently memberships are billed annually. Monthly billing is coming soon.