This Company is Getting Close to Catapulting a Satellite Into Space
Space company SpinLaunch is trying to re-invent the system for launching craft off of our world and into space. The goal is to use their centrifuge-like launch mechanism to catapult objects like ...
The Guam Daily Post3 天
Newly detected near-Earth asteroid has astronomers’ full attention
On Wednesday, an unprecedented memo from the International Asteroid Warning Network was sent to the United Nations Office for ...