Questions tagged [brahe]

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Origin of the word "de" in the name of Danish astronomer Tycho de Brahe

I am conducting a little research about the origin of the "de" in a version of the name of the Danish astronomer "Tycho Brahe", namely, "Tycho de Brahe". In the Danish ...
1
vote
0answers
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Tycho Brahe and the distance to the fixed stars

How far away did Tycho Brahe estimate that the fixed stars were? In multiples of our sun I imagine!
37
votes
2answers
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Why do we call Tycho Brahe by his first name?

Why do we use the fist name in Tychonic system or Tycho's comet of 1577, instead of using the last name of Tycho Brahe? For comparison, we have the Ptolemaic system and the Copernican system. I am ...
3
votes
2answers
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How was stellar parallax tested by Tycho Brahe?

Explanations of stellar parallax that I have found involve examining the apparent motion of a nearer star relative to a background of more distant stars, as the Earth moves around the sun or as the ...