親子觀星會

神秘的手  comet global  CG4 + ESO 257-19星系

https://www.youtube.com/watch?v=o4t8EYyB4Xc


https://www.astrobin.com/hnr772/

https://telescope.live/gallery/cg4-mouth-cosmic-beast

The galaxy on the left (ESO 257-19) is huge & very far away (118 million light-years) and is only placed near CG4 by chance superposition.


https://theastroenthusiast.com/cg4/

(https://i0.wp.com/theastroenthusiast.com/wp-content/uploads/2023/04/CG4.jpg?w=1170&ssl=1)

NEWS

https://familystar.org.tw/index.php?option=com_smf&Itemid=45&topic=39397.0