main-sequence turn-off
Astronomy
noun
(More fully main-sequence turn-off point) the point on a Hertzsprung–Russell diagram beyond which all brighter stars have left the main sequence and have started to evolve into giants.
Origin
1960s.
| 单词 | main-sequence turn-off |
| 释义 | main-sequence turn-offAstronomy noun (More fully main-sequence turn-off point) the point on a Hertzsprung–Russell diagram beyond which all brighter stars have left the main sequence and have started to evolve into giants. Origin |
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