August 2016
Long-term spaceflight and microbiological safety issues
... chemical compounds. Coming into contact with different materials, some microflora, most often bacterial and fungal combinations, adapt quickly to new environments and commence their vital life activities, which may include aggressive metabolic...
February 2017
Protecting our space interests
... must be restricted, with solutions found to the significant threat that debris poses in some LEO altitude/inclination combinations. The Inter Agency Debris Coordination Committee (IADC), which published its Space Debris Mitigation Guidelines in 2002...
April 2017
Mega-challenges for mega-constellations
... using the more realistic assumption of 60 percent PMD success rate for the background space traffic. When combined with a mega-constellation adhering to the guidelines with 90 percent success (i.e. the inverted scenario), the simulation showed...
May 2017
World needs strong space governance system
..., as we expand ever further outwards, this is increasingly so in outer space as well. Space matters for everyone and it is our combined responsibility to ensure that the sustainable use of outer space is assured for the benefit and perhaps even...
August 2017
On-orbit assembly will deliver major benefits in coming decade
... are deployed for many important space missions. The already long history of astronaut-assisted on-orbit assembly combined with ongoing progress in on-orbit inspection and servicing will have a significant impact on on-orbit assembly in the next...
August 2017
Big science from small spacecraft
...both make extensive use of cubesat spacecraft components and their combined mass adds up to less than 55 kg. Venus ... above GEO orbit. Signals collected by individual cubesats would be combined to form a ‘synthetic aperture’ in space, a tried-...
