There are 9 worlds in Norse Mythology, not counting the Tree of Life. In Norse Paganism 9 and 3 are sacred numbers.
The fires of Muspelheim and the ice of Jotunheim are responsible for the creation of the world in Norse mythology.
Norse mythology varies with the seasons. For one instance idunn who resembles summer in this myth falls off a branch of Yggdrasil into Niflheim. This causes winter.
King Neptune is part of Roman Mythology, Thor is part of Norse Mythology. The two do not have any connection.
Apollo was a Greek god. As such, he was not worshipped by the Norsemen and, hence did not have a name in their languages. In Norse mythology, Apollo's counterpart as god of music was Bragi.
Hel is the goddess of the underworld in Norse Mythology. She would be Hades equivalent.
Norse Mythology originated in early Scandinavia.
The chief god of Norse mythology is Odin.
Norse mythology, or you can also say the myths of Scandinavia.
Norse mythology's chief god was odin.
the word 'Norse' would be capitalised, but not 'mythology'.
Norse mythology comes from early Scandinavia.
Asgard is the home of the gods in Norse Mythology.
Apollo is not associated with any deity in Norse myth. Vikings never encountered the Greeks.
Some call it the Norse Religion, Viking Mythology, and the Viking Religion, but the most correct is Norse Mythology.
Amazon.com has a wide selection of books on Norse Mythology.
I can't seem to find a reference to Ijosalfa in Norse mythology.