Tuesday, 24 December 2024

Hang a Shining Star Upon the Highest Bough


Here is a new version of the “Christmas tree cluster.” NGC 2264 is a cluster of young stars between one and five million years old. (For comparison, the Sun is a middle-aged star about 5 billion years old – about 1,000 times older.) via NASA https://ift.tt/LS49goi
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