443-Unsung Heroes

443-Unsung Heroes

1 0 about 1 year ago
74 Plays 335 Downloads
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.

Author

Find us on Facebook

Copyright 2019 - Spreaker Inc. a Voxnest Company - Create a podcast - New York, NY
Help