ISDC 2025 begins the morning of Thursday, June 19th and ends after dinner on Sunday, June 22nd. There will be tours to the Space Coast, including the Kennedy Space Center, tours will be on the Tuesday, June 17th, Wednesday June 18th, and Monday, June 23rd. There will also be an NSS board meeting on Monday, June 23rd.

Shape the Future of Space Exploration!

Call for Abstracts - ISDC® 2025

Have groundbreaking research or innovative ideas about our cosmic journey? ISDC® 2025 is your platform to share, inspire, and make an impact.

Click Here to Submit an Abstract

Submit your abstract by April 15, 2025, to be considered for inclusion in the ISDC® 2025 program.

While many keep worrying over terrestrial matters...

You're uniting with those who dream beyond the atmosphere.

"I had to leave my country to do this.

Here, I feel included."

- Chloe S.

"These are my people!

Every discussion, every session is hope and optimism redefined."

- Travis W.

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Trusted by Space Visionaries, Celebrated by Enthusiasts

Join the community & legacy of the 43rd ISDC®
Be among over 1000 attendees this year
Past speakers have included visionaries like Buzz Aldrin, Isaac Arthur, Eileen Collins, Neil deGrasse Tyson, Jared Isaacman, Kathryn Lueders, Lori Garver, Dr. Eric Smith, Elon Musk, Bill Nye, Jeff Bezos, Dr. Mae Jemison
Our platform has driven legislation and inspired countless individuals to pursue STEM education.

ISDC®: Shaping the Legacy of Space Conferences for Over 40 Years

Moments that Defined Space Dialogue

Celebrating Over 40 Years of ISDC®!Explore Past Conferences

your exhibition awaits!

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ISDC® 2025 EXHIBITOR INFORMATIOn

Cosmic Convergence: The Apex of Space Innovation at ISDC®

Don't Miss Out! Be a part of the most anticipated space event of 2025. For a limited time, take advantage of our early-bird pricing. Elevate your passion, your knowledge, and your network – all at ISDC® 2025.

Attend ISDC®2025

Expert Insights: Gain firsthand knowledge from leading experts in the space industry, ranging from astronauts to esteemed scientists.
Networking Opportunities: Connect with a global community of space enthusiasts, industry professionals, and influential figures. Forge business relationships, make friends, or even find potential collaborators for projects.
Fascinating Showcases: Learn about recent advancements in space technology, exploration tools, and research. Get a glimpse into the future of space!
Diverse Sessions: With a range of topics covering everything from space policy to planetary exploration, there's guaranteed to be something that piques your interest.
Unique Experiences: Participate in exclusive events designed to expand your horizons beyond the technical aspects of space.
Educational Opportunities: Whether you’re a student, a professional, or an enthusiast, this space conference offers unparalleled learning opportunities at all levels, making it a must-attend event in the space industry.
Career Advancement: Meet potential employers, learn about job openings, or even showcase your own projects to an audience that matters.
Advocacy: Be part of a movement advocating for space exploration, research, and policy. Join in discussions that could help shape the future of space initiatives.
Cultural Immersion: As this international space conference takes place in Orlando, Florida, attendees can immerse themselves in the city's vibrant culture, landmarks, and attractions alongside the conference experience.
Personal Growth: ISDC® is one of the best space conferences in 2025 to challenge your perspectives, expand your knowledge, and step out of your comfort zone in a setting that celebrates space and innovation.
Fulfillment of Passion: There’s no better place for a space enthusiast to be than at the International Space Development Conference, uniting individuals who share a desire to see humanity living beyond Earth.

Be Sad You Missed Out

Missed Connections: Lose a chance to connect with the brightest minds and most passionate enthusiasts in the space industry. Miss invaluable networking opportunities, potential career-changing contacts, collaborators for groundbreaking projects, or mentors who could guide your aspirations.
Lost Exclusive Insights: Be left out of a chance to understand fascinating research, innovations, and policy discussions. Fail to access knowledge that isn't accessible to the broader public, miss a chance to be at the forefront of space discoveries and dialogues.
Missed Unique Experiences: Beyond the talks and sessions, each year ISDC® offers curated events tailored for its audience. These once-in-a-lifetime opportunities blend fun with education, and missing them means missing out on memories and life-changing experiences you'd cherish for years.

Don't miss this chance!

The stars are calling you

Registration & Hotel Info

ISDC® Hotel Information

Contact Info

Have Questions?

Interested in More Space?

Check out the National Space Society's Official Magazine

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Thank you to ISDC® 2025 Sponsors for Making it Happen!

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Orlando, FL | June 19 - 22, 2025

Orlando, FL | June 2025

The year's Most Important Space Conference

Orlando, Florida at the Rosen Centre Hotel

International Space Development Conference® (ISDC®) 2025

THE ISDC® 2025 EXPERIENCE

DON'T MISS IT!

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Explore This Year’s Out-of-This-World Sessions

Building Beyond Earth

Igniting Fresh Ideas

Innovating Sustainable Space Habitats

Some More Traveled than Others

Martian Renaissance Realities

Exploring, Prospecting, and Settling

Developments for Protecting Earth

Educating and Enlightening People

Lucrative Skyward Strategies

Revolutionizing Access to Space

Global Collaboration for Outer Space

Medical Capabilities for Space Travel

Frameworks for Space Stewardship

Developing Spacefaring Communities

Unveiling the Sun's Potential

ISDC® 2025 Featured Conference Speakers

Jared Isaacman

Mission Commander Polaris Dawn & Inspiration4

Dr. Martine Rothblatt

Chairman & CEO, United Therapeutics Corporation

Chris Ferguson

Former NASA & Boeing Astronaut

Robert "Hoot" Gibson

Former NASA Chief Astronaut

Tariq Malik

Editor-in-Chief, Space.com

Bryan Versteeg

Conceptual Designer, Spacehabs.com

Our schedule is under development: