On the most fundamental level thinkable, what are things? Why are things? And why do things behave the way they do?
Boeing 747-400. Scale 1/13 - Wingspan: 4,95 m / Length: 5.43 m / Weight: 68 Kg.
The very first Falcon 9 first stage has successfully landed at Landing Zone 1, formally Launch Complex 13, of Cape Canaveral after launching as part of the OG-2 return to flight mission from Space Launch Complex 40 just 10 minutes before landing.