idw – Informationsdienst Wissenschaft
Nachrichten, Termine, Experten
Nachrichten, Termine, Experten
Vergleich von Erde und Merkur mit Eisenkern (der feste Teil ist hellblau, der flüssige weißlich) und Silikatmantel (braun). Die Größe des festen inneren Kerns von Merkur ist nicht genau bekannt. Stellt man das außerhalb der Planeten gemessene Magnetfeld durch Stab¬magneten dar, entspräche deren Größenverhältnis den in die Planetenbilder eingezeichneten.
Source: Max-Planck-Institut für Sonnensystemforschung
(27 KB, 380 x 263 pixels)
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The Science Year 2025 of the Federal Ministry of Education and Research (Bundesministerium für Bildung [...]
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