In 2017 observers in 50 countries at 440 different observatories made nearly 19 million observations of asteroids and comets which enable scientists to calculate where about 800,000 objects will be in the future.
Want to check another podcast?
Enter the RSS feed of a podcast, and see all of their public statistics.
This website doesn't track the visitors or use any cookies. Made by Alex Barredo. Send your feedback to alex@barredo.es.