4 ms·
What was cutting edge in 1990 is very far from it today. Sending up Hubble II and Hubble III would of course not mean that Hubble I stops being used.
by BurningFrog 2y ago
What was cutting edge in 1990 is very far from it today.
Sending up Hubble II and Hubble III would of course not mean that Hubble I stops being used.