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approximately how long until Sirius A starts expanding into a Red Giant?
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- SharonLv 62 years ago
At 2.2 solar masses Sirius A should start to evolve into a Red Giant in about 200-240 million years
- daniel gLv 72 years ago
Sirius A is just another star like our sun just double its mass.
At some point some several hundred billion years from now, it will become a red giant like Sol
- Anonymous2 years ago
Millions of years. By then, humans will have evolved into another species... or become extinct.
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