News What's new in Mobile Celestia 1.5.5 Week 11, 2022: Asteroid Discovered 2 Hours Before Earth Impact! Week 10, 2022: Newest Addons of the Week Week 9, 2022: Newest Addons of the Week Week 8, 2022: Celestia Trailer What's new in Mobile Celestia 1.5.3 Week 7, 2022: Solar System Tour What's new in Mobile Celestia 1.5.2 1 2