MF Tycho Brahe be removed from each ship, and the other two are only intended as a backup, not daily operation. Main specifications: MF Tycho Brahe M/F "Tycho Brahe" is a Danish train and car ferry that operates at the HH Ferry route between Helsingør, Denmark and Helsingborg, Sweden, a distance of just 5 km. M/F "Tycho Brahe" has been in use since 1991. The ship is bidirectional, therefore it can change direction without turning around, so no time is lost for this. The ship is also able to accelerate and decelerate quite quickly to and from her maximum speed of 14 knots.
Tycho Brahe Earth was a "lazy" body that was not readily moved. Thus while Tycho acknowledged that the daily rising and setting of the sun and stars could be explained by the Earth's rotation, as Copernicus had said, still such a fast motion could not belong to the earth, a body very heavy and dense and opaque, but rather belongs to the sky itself whose form and subtle and constant matter are better suited to a perpetual motion, however fast. With respect to the stars, Tycho also believed that, if the Earth orbited the Sun annually, there should be an observable stellar