Also commonly known as Praesepe (Latin: manger), M44 is a large open cluster in the constellation Cancer, and among the closest star clusters to Earth. As far back as the 2nd century AD, Ptolemy referred […]
As the Earth makes its annual orbit around the Sun, we are able to see different constellations in the night sky depending upon the season of the year, and our location on the planet. While […]
Hamal (Alpha Arietis), the most luminous star in the zodiacal constellation Aries, is a red to orange giant located 65.8 light years from Earth that shines with an apparent visual magnitude of +2.00. This also […]
Rasalhague (Alpha Ophiuchi) is a binary star with a combined apparent visual magnitude of +2.07, making it the brightest star in the constellation Ophiuchus, and the 59th brightest star in the entire night sky overall. […]
Epsilon Sagittarii, also known as Kaus Australis, has an apparent visual magnitude of +1.85, making it the most luminous star in the southern sky constellation of Sagittarius. Along with the stars Gamma Sagittarii, Delta Sagittarii, […]
Although the star is named after the famous American astronomer E.E. Barnard, he did not discover it. The star first appeared on plates taken by Harvard University in 1888 and 1898, but in 1916, Barnard […]
Despite its “beta” designation, Beta Librae is the brightest star in the constellation Libra, with an apparent magnitude of +2.6. However, the debate about its true brightness dates back to antiquity; Eratosthenes (276-194 BC) was […]
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