This piece is part of the DrexelNow series showcasing "A Day in the Class" for some of Drexel University's most interesting and impactful courses. Students in “PHYS 131 — Survey of the Universe” are ...
Click to open image viewer. CC0 Usage Conditions ApplyClick for more information. This map of the solar system from 1849 may look a little different from what you re used to! The planets Neptune and ...
As was to be expected of one who is himself above all a diligent observer, Dr. Steavenson has written a book in which the actual appearance of the heavens is given considerable prominence. The last ...
An overview of the most important structures on Mars and their relation to one another.