By Dr Ski | Valencia Observatory, Central Philippines

By Dr Ski | Valencia Observatory, Central Philippines

By Peter Lowenstein | Mutare, Zimbabwe

By Peter Lowenstein | Mutare, Zimbabwe

By Peter Lowenstein | Mutare, Zimbabwe

By Peter Lowenstein | Mutare, Zimbabwe

By kevan hubbard | Berwick upon Tweed, England

By kevan hubbard | Eyemouth, Scotland

By Mohamed Mohamed | Libya,Tripoli

By Mohamed Mohamed | Libya,Tripoli

By Mohamed Mohamed | Libya,Tripoli

By john washco | ridley creek state park

By Christy Turner | Calgary, Alberta, Canada

By Ragini Chaturvedi | Howell, NJ

By Ragini Chaturvedi | Freehold, NJ

By Ragini Chaturvedi | Freehold, NJ