Triton: samyi krupnyi sputnik Neptuna
4.03.2007 | Astronomicheskaya kartinka dnya

10 oktyabrya 1846 goda Uil'yam Lassel nablyudal svezheotkrytuyu planetu Neptun. On hotel podtverdit' nablyudeniya, kotorye on provodil na predydushei nedele, i dogadki o tom, chto vokrug Neptuna vozmozhno sushestvuet kol'co. Odnako teper' on otkryl sputnik u etoi planety. Lassel vskore pokazal, chto kol'co, kotoroe on uvidel ranee, bylo oshibkoi, svyazannoi s distorsiei ego teleskopa.