Astronomy and Space

54 Hydrae

54 Hydrae, also known by its Bayer designation m Hydrae, is a binary star 99 light-years from Earth, easily divisible in small amateur telescopes. The primary is a yellow star of magnitude 5.2 and the secondary is a purple star of magnitude 7.4. They are separated by 8.4 arcseconds.

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See also

• ▸Gordon Cooper
• ▸Geography
• ▸Boeing X-37

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