ÃÈÃÀÍÒÛ (çâåçäû)
ÃÈÃÀÍÒÛ (çâåçäû)
ÃÈÃÀÍÒÛ (çâåçäû-ãèãàíòû), çâåçäû áîëüøèõ ðàçìåðîâ (10-1000 R? - ðàäèóñîâ Ñîëíöà), âûñîêèõ ñâåòèìîñòåé (100-1000 L?). Èìåþò ìàëûå ñðåäíåé ïëîòíîñòè (10-2- 10-4 êã/êóá. ì). Ó íåêîòîðûõ ãèãàíòîâ ïðîèñõîäèò èíòåíñèâíîå èñòå÷åíèå âåùåñòâà ñ ïîâåðõíîñòè.
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