Rendez-vous sur http://science.nasa.gov/ pour en savoir plus. Les petits mondes détiennent les clés des questions sur notre système solaire et sur l'origine de la vie sur Terre. Cliquez ici pour voir plus de vidéos : https://alugha.com/NASA Traduction et doublage en français : alugha
Visit http://science.nasa.gov/ for more. Earth is surrounded by electrons that can be disruptive to our technology. NASA is using high-altitude balloons and spacecraft to monitor and understand these particles in the radiation belts surrounding our planet. Click here to see more videos: https://al
Explore how astronomers and scientists use astronomical units to measure distances in the solar system in this video adapted from NASA. The astronomical unit (au) -- equal to the average distance from Earth to the Sun -- is a convenient unit of measure when talking about distances in the solar syste
