Description. Alprazolam (Xanax) is a benzodiazepine used to treat anxiety and panic disorder. Benzodiazepines are used to relieve anxiety, nervousness, or tension. Benzodiazepines should not be used for anxiety, nervousness, or tension caused by the stress of everyday life.
Binary Stars. Spica. Spica, Alpha Virginis, is the brightest star in the southern constellation Virgo and the 16th brightest star in the sky. It is a blue subgiant star located at a distance of 262 light years from Earth. Spica is really a close binary star system.
You might have heard that itâs Alpha Centauri, the third brightest star in the sky, just 4.37 light-years from Earth. But Alpha Centauri isnât one star, itâs a system of three stars. First, thereâs a binary pair, orbiting a common center of gravity every 80 years.