Astronomy and Space

HD 10647

HD 10647 (q1 Eridani) is a 6th-magnitude yellow-white dwarf star, 57 light-years away in the constellation of Eridanus. The star is visible to the unaided eye under very dark skies. It is slightly hotter and more luminous than the Sun, and at 700 million years old, it is also younger. An extrasolar planet was discovered orbiting this star in 2003. There is a companion star lying at an angular separation of 35.8'. It is a red dwarf with a spectral type of M4.0Ve.

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See also

• ▸1971 in spaceflight
• ▸Demographics of Morocco
• ▸Atmosphere of Triton

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