July 2014
The hypersonic grail: advances at DARPA, AFRL and beyond
... system that would allow transit to low-Earth orbit (LEO) more routinely, affordably, and safely than possible today.... deliver hypersonic weapons. Today the cost of launching payload to LEO is approximately $20,000 per kg. This high cost limits space ...
December 2014
Asteroid Redirect Mission: preparing for Mars in deep space
...a number of new space technologies to extend human spaceflight beyond LEO. One of these is the use of advanced solar electric ...has several examples of crewed-robotic vehicle interaction in LEO, such as the Space Shuttle Hubble repair missions...
January 2022
International cooperation - the key to survival on Earth and in space
...to build and to stimulate what we call the low Earth orbit (LEO) economy. This is important because a lot of commercial companies are... spend more of our resources on further exploration beyond LEO, for example to the Moon. How does astronaut training...
May 2022
China’s international collaboration in space: an evolving approach from the Middle Kingdom
... China’s space ambitions for the 2020s (continued CSS habitation, at least three uncrewed lunar missions, a global LEO broadband constellation, etc), it is clear that there will be ample opportunities for other countries to collaborate. But if China...
September 2023
Satellite manufacturing - building to size, speed and security
... of Turin students developthe papal Spei Satelles (Satellites of Hope) to deliverPope Francis’s Statio Orbis pandemic prayer into LEO. About the authors Marc Bell is the Co-Founder, Chairman and CEO of Terran Orbital, a global satellite manufacturer...
29 September 2022
UK gives space junk clearance missions priority funding
... of a mission to remove two derelict satellites from LEO. The Clearing the LEO Environment with Active Removal (CLEAR) mission, which will... two derelict UK objects from a congested region of LEO above 700 km altitude. Both objects have been inactive...
