For this, astronomers used two facilities: the Submillimeter Array (SMA), CfA's eight-dish collection of radio telescopes in ...

Among the roughly 10 billion white dwarf stars in the Milky Way galaxy, a greater number than previously expected could ...

The European Southern Observatory (ESO) has released a stunning 80 million-pixel image of the star cluster RCW 38, as captured by ESO's Visible and Infrared Survey Telescope for Astronomy (VISTA), ...

Researchers believe they have rediscovered a mysterious star system first spotted in 2011. If true, the alien sun and its ...

I pick out North America’s celestial highlights for the week ahead (which also apply to mid-northern latitudes in the northern hemisphere).

Towards the end of the month, Mercury appears in the evening sky, and climbs up past Saturn. In the dusk glow, you may be ...

You’ll find several bright planets, stars and obvious constellations in the February evening sky. The most obvious constellation this month is Orion. To find Orion, face south and look for Orion’s ...

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Orion’s right foot star is Rigel, the seventh brightest star. Rigel is a blue-white supergiant and is by far the brightest of the 10 brightest stars in terms of actual magnitude. It ranks ...

Below the Belt and to the right is Rigel, also a white (or for some people, blue-white) star, marking Orion's left foot. Above the Belt and to the left is Orion's right shoulder, the bright and ...