What are years... and the galactic supermassive black hole! What are years... and the galactic supermassive black hole! begin-post-stats minutephysics • 1M views end-post-stats begin-duration 1:53 end-duration Math topics: _Rotation_##Rotation##_Angle_##Angle##_Rotation_around_a_fixed_axis_##Rotation around a fixed axis##_Axial_tilt_##Axial tilt Other topics: _Units_of_time_##Units of time##_Lunar_calendar_##Lunar calendar##_Tropical_year_##Tropical year##_Month_##Month##_Year_##Year##_Sidereal_year_##Sidereal year##_Milky_way_##Milky way##_Galactic_year_##Galactic year##_Galactic_Center_##Galactic Center##_Milky_Way_##Milky Way##_Theory_of_relativity_##Theory of relativity##_Black_hole_##Black hole##_Theory_of_relativity_##Theory of relativity##_Supermassive_black_hole_##Supermassive black hole##_Planetary_science_##Planetary science##_Solar_System_##Solar System##_Earth_##Earth##_Neptune_##Neptune video-id: 53glKEPzElA channel_minutephysics_ So What Learning Milky way , Planetary science , Rotation , Theory of relativity , Units of time Friday, January 12, 2018 Share Share