0.419 Nézetek
The sun is always changing and NASA's Solar Dynamics Observatory is always watching. Launched on February 11, 2010, SDO keeps a 24-hour eye on the entire disk of the sun, with a prime view of the graceful dance of solar material coursing through the sun's atmosphere, the corona.
Kiadás: Oct 31, 2015
Futásidő: 30 percek
Nyelv:
Stúdió: NASA
Ország:
Öntvény:
