Planetary Society
With your support, The Planetary Society sponsors projects that will seed innovative space technologies, nurtures creative young minds, and is a vital advocate for our future in space.

British Interplanetary Society
Founded in 1933, the British Interplanetary Society (BIS) is the world’s longest established organization devoted solely to supporting and promoting the exploration of space and astronautics. BIS is devoted to initiating, promoting and disseminating new concepts and technical information about space flight and astronautics.

Astronomers Without Borders
We all share the same sky, and Astronomers Without Borders brings the world together to share our passion of astronomy and the wonders of the Universe. Observing projects bring people together to share their activities with each other.

Telescopes to Tanzania
Providing telescopes and training in amateur astronomy to primary and secondary schools in Tanzania, stimulating interest in science education through hands-on learning.

Mars Society
The Mars Society is the world’s largest and most influential space advocacy organization dedicated to the human exploration and settlement of the planet Mars. Established by Dr. Robert Zubrin and others in 1998, the group works to educate the public, the media and government on the benefits of exploring Mars and creating a permanent human presence on the Red Planet.

LIGO Scientific Collaboration (LSC)
Education & Public Outreach and Detector Characterization groups for the Laser Interferometer Gravitational-wave Observatories (LIGO).