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AwaitingLaunch_1397728623369

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companies operate commercial satellite systems, both in the<br />

Geostationary Earth Orbit (GEO) (mostly telecommunications) and<br />

in Low Earth Orbits (LEO) (telecoms and earth observation). There<br />

are today about 1000 operational satellites, of which half are<br />

operating from the GEO ring, rest operate mostly either on the LEO<br />

orbits or the Medium Earth Orbits (MEO) orbits used by GPS and<br />

other global navigation satellite constellations.<br />

Increased crowding in LEO as well as in the region around the geostationary<br />

ring creates new challenges, among which managing the orbital and radio<br />

spectrum resources is becoming a real issue that will probably require more<br />

stringent rules and enforcement mechanisms by the ITU. In addition, the<br />

proliferation of space debris on and around certain orbits is a major concern,<br />

which calls for additional international mechanisms to limit debris creation<br />

and mitigate the negative impact of the present population, thereby ensuring<br />

a sustainable use of outer space.<br />

Concerning the risk of outer space becoming a battlefield, one can note the<br />

positive fact that deployment of weapons in outer space has apparently not<br />

taken place so far. A less positive fact is that ground-based weapons can be<br />

used - and have been used - against spacecraft in LEO. If such weapons were<br />

activatedduring a conflict, it is clear that additional debris cloud resulting<br />

from such actions would jeopardize for a long time the secure use of near-<br />

Earth outerspace.<br />

In a nutshell, the safety, sustainability and security of outer space activities<br />

are fragile, particularly if one takes a long-term view. Responsible use of<br />

outer space by all actors is essential to preserve outer space as a safe and<br />

secure environment.<br />

Initiatives in the UN context<br />

The issue of sustainability of space activities has already been addressed by<br />

many sectors of the space community, for example the Inter-Agency Space<br />

Debris Coordination Committee (IADC) which focused on the proliferation<br />

of space debris, by the International Academy of Astronautics which<br />

62<br />

published a report on space traffic management in 2006 and by the<br />

International Association for the Advancement of Space Safety (IAASS),<br />

which published a report called “An ICAO for Space?” in 2007.<br />

82 | Awaiting Launch: Perspectives on the Draft ICoC for Outer Space Activities

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