There's a group claiming comets are solid rock and their tails are electrical in nature: https://www.youtube.com/watch?v=wn_HqbMmn-4&list=FLvHqXK_Hz79tjqRosK4tW

There's a group claiming comets are solid rock and their tails are electrical in nature: https://www.youtube.com/watch?v=wn_HqbMmn-4&list=FLvHqXK_Hz79tjqRosK4tWYA https://www.youtube.com/watch?v=wn_HqbMmn-4&list=FLvHqXK_Hz7... The video is certainly interesting. Here's a longer one: https://www.youtube.com/watch?v=34wtt2EUToo&feature=c4-overview&list=UUvHqXK_Hz79tjqRosK4tWYA https://www.youtube.com/watch?v=34wtt2EUToo&feature=c4-overv... (I'm no expert on this topic, I don't feel I can judge these claims one way or the other)