The Sohae centre is the North's newly upgraded rocket station
where the February satellite launch and other rocket tests have been conducted.
And so the two UZH researchers launched a small second mission at the European rocket station
Esrange in Kiruna, North of the Arctic Circle.
This is, of course, the simplified version of a more complex exposition that involves warping space and the string theory (don't ask; the world is made of string?) But it is a captivating thought that at some time in the future we will be able to board an inter galactic bus at Huddersfield Rocket Station
and tell the driver: "A day rover to Gliese 581c, please."
South Korea's defence ministry said there were no indications of activities at the North's nuclear test site or its long-range rocket station
, but that North Korea continues to maintain readiness to conduct nuclear tests.