next BIG future

next BIG future

Share this post

next BIG future
next BIG future
China Satellite Laser Ranges Out to the Moons Orbit

China Satellite Laser Ranges Out to the Moons Orbit

NextBigFuture's avatar
NextBigFuture
May 12, 2025
∙ Paid

Share this post

next BIG future
next BIG future
China Satellite Laser Ranges Out to the Moons Orbit
Share

A China research team on Sunday successfully captured the laser return signal from the retroreflector of the Tiandu-1 satellite, which is approximately 130,000 km away from the Earth, using the newly upgraded near-infrared lunar laser ranging system of an 1.2-meter telescope. This is the world’s first daytime satellite laser ranging in the Earth-moon sp…

Keep reading with a 7-day free trial

Subscribe to next BIG future to keep reading this post and get 7 days of free access to the full post archives.

Already a paid subscriber? Sign in
© 2025 Nextbigfuture
Privacy ∙ Terms ∙ Collection notice
Start writingGet the app
Substack is the home for great culture

Share