... comet's frozen gases turning them into "jets'' that act like rocket exhaust, nudging ... Comet Swift-Tuttle was first seen in July 1862 (when Abraham Lincoln was President ...
... Students in Linda Doering's fifth grade class at Second Mesa Day School (Hopi Nation) pose with their model of a comet that is very close to the Sun (long tail, large coma). ...
... and his wife, Carolyn, to search for comets from an observation post on Palomar ... 9, with its several nuclei, five tails, and two sheets of debris spread out in its ...
... Serpens, the serpent consists of Serpens Caput, the head, and Serpens Cauda, the tail . ... and planets; chemistry of interstellar gases; composition of comets, asteroids and planets; and supermassive black holes at the ...