The defining characteristic of a brown dwarf is the mass is low enough that the central temperature never gets high enough to ignite hydrogen fusion.
To really know for sure if something is a brown dwarf, you have to measure its mass. This was our first opportunity to do so with precision for young brown dwarfs.
This website focuses on proverbs in the Swedish, Danish and Norwegian languages, and some parts including the links below have not been translated to English. They are mainly FAQs, various information and webpages for improving the collection.
This website focuses on proverbs in the Swedish, Danish and Norwegian languages, and some parts including the links below have not been translated to English. They are mainly FAQs, various information and webpages for improving the collection.