Mercure orbite precession sk.JPG
Dhenry; Original uploader was [[:fr:User:Dhenry
en
Mercure orbite precession sk, Apsidal precession, Orbit of Mercury, Unknown date
commons
ja
メルキュール軌道歳差星Sk、近点歳差星、水星軌道、不明な年代
commons_translated
precession