Many good things come in threes: the Three Musketeers, the Three Tenors, movie and book trilogies, and more. There seems to be something symmetrical, beautiful, and satisfying when using the power of ...

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The Pencil Nebula (NGC 2736) is the brightest part of the Vela supernova remnant. About 11,000 years ago, humans in the Southern Hemisphere witnessed a brilliant new star in what is now known as the ...

Submillimeter wavelength radio observations of the Southern Ring Nebula have identified that it's actually a double ring, shaped by the interactions of three stars. When you purchase through links on ...

A close-up of the Dragon's Egg Nebula, with two mismatched stars inside. ESO/VPHAS+ team. Acknowledgement: CASU Some 3,800 light-years away from Earth, in the Southern Hemisphere constellation Norma, ...