There was no way we would be able to spot the Merganser from a million kilometers out.
Even from five hundred kilometers, the star's surface did not look threatening.
They watched from more than twenty thousand kilometers, surely a safe range.
The return vehicle is screaming in from five thousand kilometers, see.
The paths range from 3 to 7 kilometers in length.
The speed of the boat should be from 28 to 35 kilometers.
Its black smoke could be seen from 40 kilometers offshore.
The original deposits were from 16 to 35 kilometers thick.
Races ranging from 5 to 20 kilometers, and there is also a race for children.
Prey may be spotted from 3 to 5 kilometers away.