Deemo(Yizhou) Chen's Observatory


ʻOumuamua is Not a Spacecraft but a Comet


Deemo Chen, grade 11 student. Barstow School – Ningbo Campus. Abstract 1I/2017 U1 (‘Oumuamua), a recently discovered asteroid in a hyperbolic orbit, is likely the first macroscopic object of extrasolar origin identified in the solar system. This paper mainly gives reasons why ‘Oumuamua should be a comet, by explaining three unusual behaviors of ‘Oumuamua which are unnormal ratio, strange track...

Let We do Moon Stacking! And Processing


Since I moving my telescope to my school for my Astronomy Club, I put it for a long time because my club is still weak and no one in the club could be seem as a real club number. But I set up a small observation recently with another guy who are not in my club, and I took 16 photos of moon by my lovely A7RIII, however, the truth prove that it is useless to stack 16 photos, but I think it is a...

Deemo(Yizhou) Chen's Observatory