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Scientists have discovered a rare six-planet system where all planets orbit their star in perfect mathematical harmony.

Installation is already cheap, but the Inflation Reduction Act can make it even cheaper. The IRA can cover up to 30% of the ...

Smaller gas giants are less likely to survive in such systems, surrounded by clashing planetary titans. With their lower ...

A researcher has used advanced models that indicate that the formation of Pluto and Charon may parallel that of the Earth-Moon system. Both systems include a moon that is a large fraction of the size ...

New models reveal Pluto and Charon may have spent some of their early history locked together in an embrace after a grazing ...

Jupiter is huge when it comes to planets in our solar system, but it turns out there's actually an upper limit when it comes ...

Mars’ strangely small mass still puzzles planetary scientists. Definitive answers as to why are still hard to come by.

New research is offering unprecedented insights into the icy planetesimals of the early solar system ... the ninth planet, is one of the most famous trans-Neptunian objects, but there are many others ...

“By studying the Sun up close, we can better understand its impacts throughout our solar system, including on the technology ... to aid in our search for habitable worlds beyond our home planet.” ...

Our solar system ... the size of the Hercules–Corona Borealis Great Wall (10 billion light-years) in miles. That's one reason why we measure celestial distances in light-years. However, our Milky Way ...

Jessica Libby-Roberts, a planetary scientist at Pennsylvania State University, said in a statement, "Super puff planets are fairly rare, and when they do occur, they tend to be the only one in a ...