skyandtelescope.org

wolN7 TIL In a dark location, many galaxies beyond the Milky Way can be seen through a telescope with aperture of 3.1 inches. But from a suburban backyard, the telescope needs to be 6 to 8 inches to view these same galaxies
R5W74 TIL; The flag planted on the moon by the Apollo 11 crew was purchased at a local Sears store.
X0ryE TIL In January 2016, all of the planets from Mercury to Saturn were visible together in the predawn sky about 45 minutes before sunrise