Astronomers have revealed new evidence that there are not just one but four tiny planets circling around Barnard's Star, the second-nearest star system to Earth.
About 650 light-years from here, in the constellation Aquarius, lies the planetary nebula Caldwell 63, commonly known as the ...
(Correction: An earlier version of this story misstated how far Pluto is from the sun ... adopted a resolution to reclassify Pluto as a dwarf planet. The reasoning was that it didn't satisfy ...
A white dwarf and a red dwarf star have been discovered closely orbiting each other emitting radio pulses every two hours. Their findings means we know it isn't just neutron stars that emit such ...
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Does Planet Nine exist?These six objects, which orbit far out beyond Neptune ... Among the half-dozen is the first known ETNO, the dwarf planet Sedna. The six curiosities that Brown and Batygin identified have ...
WASHINGTON >> Astronomers have identified a quartet of small rocky planets orbiting Barnard’s star - one of our closest ...
For more information on the biggest astronomical events of 2025, check out our celestial calendar. Pluto was reclassified from a planet to a dwarf planet by the International Astronomical ...
Wolf 359, a red dwarf star just 7.8 light-years away, could host planets, but extreme X-ray and ultraviolet radiation make habitability difficult. Only planets far from the star, with thick greenhouse ...
Get Instant Summarized Text (Gist) White dwarf stars may host more habitable exoplanets than previously thought. A study using a 3D global climate model found that exoplanets orbiting white dwarfs ...
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