Page 21 - Stars
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                                                                อ้างอิง







                                      http://astro.phys.sc.chula.ac.th/IHY/Solar_syst

                                      em/Planets/Uranus.htm
                                      http://www.sunflowercosmos.org/A00-10-

                                      solar_system_neptune.html

                                      https://ngthai.com/science/23547/stars/

                                      https://ngthai.com/science/23134/planets/
                                      https://www.google.com/search?q=%E0%B8%

                                      94%E0%B8%B2%E0%B8%A7%E0%B9%80%E0%

                                      B8%AA%E0%B8%B2%E0%B8%A3%E0%B9%8C
                                      &rlz=1C1CHBF_thTH728TH767&sxsrf=ACYBGN

                                      SmyMJNcn1Eg1NQNxqwDSsi6NA2rw:1579612

                                      702732&source=lnms&sa=X&ved=0ahUKEwist

                                      J3w45TnAhWTWX0KHYywCGMQ_AUIDSgA&bi
                                      w=1242&bih=524&dpr=1.1
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