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Der mit dem Instrument COSIMA gesammelte Staub des Kometen 67P/Tschurjumow‐Gerassimenko ist porös und besteht aus 10 bis 40 µm großen Agglomeraten. Van‐der‐Waals‐Kräfte halten diese zusammen. Die Teilchen bestehen zu einem Drittel aus Kohlenstoff. Vergleichbare hochporöse Staubteilchen haben wir bisher auf der Erde nicht gefunden, wenn auch eine Reihe von Meteoriten und Mikrometeoriten oder in der...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.