Encelad sozdaet kol'co E Saturna
27.03.2007 | Astronomicheskaya kartinka dnya

Ochevidno, kol'co E Saturna sozdaetsya aktivnym sputnikom Enceladom. Na pokazannom zdes' udivitel'nom izobrazhenii, poluchennom v konce proshlogo goda obrashayushimsya vokrug Saturna kosmicheskim apparatom Kassini, mozhno uvidet' kak eto proishodit. Encelad - eto yarkaya tochka okolo centra kartinki, pochti poseredine kol'ca E Saturna. Vidny strui l'da i vodyanogo para, vybrasyvaemye s Encelada v kol'co E.

Triton: samyi krupnyi sputnik Neptuna
3.03.2007 | 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.