X-Nico

2 unusual facts about Virgilio Trettenero


Virgilio Trettenero

In 1848 he appeared in the journal Astronomische Nachrichten connected to an article about the observations of the planet Neptune.

The presence of the planet was postulated on the basis of the perturbation of the orbit of Uranus by Le Verrier and was observed for the first time only two years earlier.



see also