Ciro Santilli $£ Sponsor €¥ 中国独裁统治 China Dictatorship 新疆改造中心、六四事件、法轮功、郝海东、709大抓捕、2015巴拿马文件 邓家贵、低端人口、西藏骚乱
It is so close that we can notice its proper motion, and its distance to us will vary significantly across a few tens of thousands of years!


  1. Alpha Centauri
  2. Orion Arm
  3. Arm of the Milky Way
  4. Milky Way
  5. Local group
  6. Virgo Supercluster
  7. Astronomy
  8. Natural science
  9. Science
  10. Ciro Santilli's Homepage