Editing Giuseppe Colombo (section)

== Other contributions ==

* Colombo invented the concept of [[Space tether|tethers for tying satellites together]]. 
* Colombo participated in the planning of ''[[Giotto mission|Giotto]]'', the [[European Space Agency]]'s mission to [[Comet Halley|Halley's Comet]], but died before the spacecraft was launched. He produced the HAPPEN proposal involving using parts for a planned Geos-3 satellite to first examine the earth's [[Magnetosphere#Magnetotail|Magnetotail]] before flying through the tail of Halley’s comet in march 1986.<ref name=calder31 /> This was rejected by the Solar System working group for not offering to return enough information on Halley.<ref name=calder31>{{cite book |last=Calder |first=Nigel |title=Giotto to the comets |publisher=Presswork |publication-place=London |date=1992 |isbn=0-9520115-0-6 |pages=31-32}}</ref>