"Agujeros negros" es uno de los términos más buscados sobre el universo. ¿Cuánto de lo que creemos saber sobre ellos es cierto? Haz clic para ver más vídeos: https://alugha.com/NASA Ciencia de la NASA: http://science.nasa.gov/
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
