Imagining familiar images in the sky has always been an easy way to track the annual progress of the stars. Around the second century C.E., the Greek astronomer Claudius Ptolemy listed 48 “official” ...
The Draconids and the Orionids are the two major meteor showers happening in October, though one may offer a more spectacular ...
With them, astronomers could predict planetary positions, trace constellations, and orient themselves to the seasons. Even today, many experts recommend starting here, "Pick up a star chart, train ...
Astronomy on MSN
Oct. 8, 1873: The birth of Ejnar Hertzsprung
On Oct. 8, 1873, Ejnar Hertzsprung was born near Copenhagen, Denmark. His father had studied astronomy and worked in finance, and Hertzsprung himself showed interest in astronomy and math, but pursued ...
The Draconids and the Orionids are the two major meteor showers happening in October, though one may offer a more spectacular show than the other. Telescopes are not required; in fact, NASA doesn’t ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback