Astronomy and Space
Alpha Trianguli (α Trianguli, abbreviated Alpha Tri, α Tri) is a triple star system in the constellation of Triangulum. Based on parallax measurements obtained during the Hipparcos mission, it is approximately 63.3 light-years (19.4 parsecs) distant from the Sun. The brighter or primary component is named Mothallah .
Cosmology.
Effect of spaceflight on the human body.
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