idw – Informationsdienst Wissenschaft
Nachrichten, Termine, Experten
Nachrichten, Termine, Experten
Computerberechnete Wasserstoffwolke um einen massereichen Stern, wie sie sich nach den neuen Untersuchungen von Thomas Peters und seinen Kollegen vom Zentrum für Astronomie der Universität Heidelberg (ZAH) darstellt. Welche riesige Ausdehnung die Wolke hat, zeigt ein Größenvergleich mit dem Sonnensystem. Die kreisförmige Umlaufbahn des Planeten Neptun um die Sonne ist in dieser Darstellung so klein, dass sie punktförmig erscheint.
Zentrum für Astronomie der Universität Heidelberg
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