Hubble
- 글 2,189
- 업데이트 한 달 전
This newly released Hubble image shows M55 – a loosely concentrated globular star cluster about 20,000 light-years away.
Only a portion of M55 is seen here, but the whole cluster stretches about 100 light-years in diameter! Read more: https://t.co/Pl9JmN0F16 https://t.co/wAqZS6dZQc
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