
The Night Sky This Month: July 2017
The first real dark skies for the northern hemisphere occur only after about the 11th of July, which offers a perfect opportunity to view the Summer Triangle, an asterism made up of the bright stars […]
The first real dark skies for the northern hemisphere occur only after about the 11th of July, which offers a perfect opportunity to view the Summer Triangle, an asterism made up of the bright stars […]
Also known as the Great Globular Cluster in Hercules, M13 is without doubt the finest globular cluster visible from the northern hemisphere. All told, It contains around 300,000 stars, and spans a distance of 20 […]
Despite its “alpha” designation, the orange giant star Dubhe (Alpha Ursae Majoris) with an apparent magnitude of +1.79 is the second-most luminous star in the constellation Ursa Major. It is also the 36th most luminous […]
On August 21st, North Americans will have the opportunity to experience a rare total solar eclipse in which its nationwide band of totality will stretch all the way from Oregon located on the west coast […]
M90 (NGC 4569) is an intermediate spiral galaxy that contains around a trillion stars, and hosts roughly 1,000 globular clusters, making it one of the biggest members of the 2,000-strong group of galaxies called the […]
Despite its “beta” designation the giant star Al Tarf (Beta Cancri) is the most luminous star in the zodiacal constellation of Cancer, although with an apparent magnitude of just +3.5 it is still a challenging […]
M80 is a massive globular cluster located about 32,600 light-years away in the constellation Scorpius. As globular clusters go, it has been described as being the northern hemisphere’s equivalent of Omega Centauri (NGC 5139), the […]
Messier 4 (NGC 6121) is a massive globular cluster in Scorpius that is found in the night sky close to M80, another globular cluster in the same constellation. M4 was discovered by Philippe Loys de […]
Eta Piscium, also known as KULLAT NUNU, is a white to yellow giant star located 294 light years from Earth in the zodiacal constellation of Pisces. At magnitude +3.26, it is the brightest star in […]
Despite its “beta” designation, the star Sadalsuud, also known as Beta Aquarii, is the most luminous star in the constellation Aquarius with an apparent visual magnitude of +2.78. Interestingly, Sadalsuud, and two other intermediate mass […]
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