Online Quellen
- Medienwerkstatt Mühlacker:
- http://www.google.com/url?q=http%3A%2F%2Fmedienwerkstatt-online.de%2Flws_wissen%2Fvorlagen%2Fshowcard.php%3Fid%3D156%26edit%3D0&sa=D&sntz=1&usg=AFQjCNE51BLbnon5jZarTyuSvPuoDSejbg
- Primolo:
- http://www.google.com/url?q=http%3A%2F%2Fwww.primolo.de%2Fnode%2F32922&sa=D&sntz=1&usg=AFQjCNGb75-v2MYHjvYj8Opiraq7ifJlwA
- Kindernetz:
- http://www.google.com/url?q=http%3A%2F%2Fwww.kindernetz.de%2Finfonetz%2Fthema%2Fplaneten%2Fplaneten%2F-%2Fid%3D27594%2Fnid%3D27594%2Fdid%3D27620%2Fdrh1jz%2Findex.html&sa=D&sntz=1&usg=AFQjCNF7Sob_PAn4Dall0I1bR5CMvYWetw
- Esa
- https://www.esa.int/Space_in_Member_States/Germany/Merkur_Ein_Planet_voller_Raetsel
- Klexikon
- https://klexikon.zum.de/wiki/Merkur
- Was ist Was
- Band 16 "Planeten und Raumfahrt"
- Was ist Was
- Band 102 "Unser Kosmos"