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Results tagged with Search options user 1528

Questions regarding the history of astronomy, including discoveries and scientists.

1
vote
Find a spherical object and imagine it's a celestial sphere with the world at the middle... consider the daily rotation of the sphere around as a spinning top, and a yearly tilt through the constellat …
answered Aug 7 '17 by com.prehensible
9
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. it could have made an incredible display in the 1-2 days preceding the collision, because it was as close to the sun as hale bopp, the brightest astronomical apparition in history, although it was … , and it was visible for months as one of the brightest comets in human history, with a similar aphelion of 0.914AU. That implies that the dinosaur comet may have been visible for many days prior to …
answered Feb 1 '18 by com.prehensible