China claims it has carried out successful hypersonic aircraft test

A multistage rocket was launched into space from northwest China. The China Academy of Aerospace Aerodynamics announced that the Starry Sky Two can travel at speeds five to six times the speed of sound. They shared images and videos of the test on WeChat, showcasing the aircraft's maneuvers. The aircraft successfully landed in a designated target zone.

What was launched by a multistage rocket?

Where was the rocket launched into space?

What did the China Academy of Aerospace Aerodynamics release a statement about?

What is the speed capability of the aircraft mentioned?

What did the Academy release pictures and videos of?