April 2017
Urgent action needed to keep satellites safe in orbit
... of the GEO protected region as per IADC guideline 3.3.2 [2]. This defines a toroid-like band that encircles Earth. Active Debris Removal (ADR) will need to be accomplished at some point because even under best-case scenarios we cannot expect 100...
February 2018
Are we asking the right questions about space debris?
... study of the effectiveness of active debris removal in LEO”. Acta Astronautica 64, 236-243, 2009a. 3 McKnight, D., Di Pentino, F., and Knowles, S., “Massive Collisions In LEO - A Catalyst To Initiate ADR,” 65th International Astronautical Congress...
April 2019
Cleaning up space
... and business case must be addressed simultaneously to have a chance at success Active Debris Removal (ADR) As noted, there are already several thousand large pieces of debris, consisting of defunct satellites and spent upper stage rocket bodies...
March 2015
Congested, contested, and invested: of space debris, risky launches and private initiative
... sector initiatives and innovations are likely to have as much of an impact as government initiatives. Active debris removal Active debris removal (ADR) is another area that has seen the emergence of proposed commercial solutions. Numerous technical...
September 2021
Developing an in-orbit servicing and manufacturing economy
... For example, the Japanese and European space agencies JAXA and ESA have already committed funding to Active Debris Removal (ADR) missions, while a recent report by the US Office of Inspector General (OIG) recommended that NASA invests in methods and...
April 2019
The changing economics of space
..., but with the intention to relocate the spacecraft or to decommission it at the end of its operational life. Active Debris Removal (ADR) requires navigating in the close vicinity of the target which could be achieved by Lidar means. New commercial...
