Join Donate

Roald Sagdeev

Use when no other thumbnail exists

Roald Sagdeev

Latest Planetary Radio Appearance

Former Soviet Space Program Director Roald Sagdeev on the Sputnik 1 Anniversary

October 04, 2004 • 0:28:50

Former Soviet Space Program Director Roald Sagdeev on the Sputnik 1 Anniversary

astronaut on Phobos
Let's Change the World

Become a member of The Planetary Society and together we will create the future of space exploration.

Join Today

Mars
Advocacy

Our Advocacy Program provides each Society member a voice in the process. Funding is crucial.

Donate

You are here: