Chandrasekhar limit
/ / / Chandrasekhar limit / /
Danjon limit
/ / / Danjon limit / /
Roche limit
/ / / Roche limit / /
Precession
/ / / Precession / /
Retrograde motion
/ / / Retrograde motion / /
Nutation
/ / / Nutation / /
Mean motion
/ / / Mean motion / /
Proper motion
/ / / Proper motion / /
perihelion
آپوآپسیس / / / perihelion / Apoapsis / Perigee
Arzachel
/ / / Arzachel / /
Coronal hole
/ / / Coronal hole / /
Moon craters
/ / / Moon craters / /
Omar khayyam
/ / / Omar khayyam / Omar ol-Khayyami of Nishapur /
B ring
/ / / B ring / /
Diamond ring
دانه های تسبیح بیلی / / / Diamond ring / Bailey's Beads /
Barnard loop
/ / / Barnard loop / /
