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'Planet Y' theory hints at hidden Earth-size world lurking in the solar system — and it could be much closer to us than 'Planet Nine'
A new study has proposed the existence of Planet Y, an alternative Planet Nine candidate that is smaller and closer to Earth ...
Astronomers might be close to confirming the presence of an Earth-like atmosphere on an exoplanet for the first time, if more detailed analyses verify preliminary observations from the James Webb ...
The wavelengths of radio light are so large that you can't capture a high-resolution image with a single dish. To capture an ...
Astronomers have taken a huge leap towards discovering habitable worlds, and the world now eagerly anticipates a rocky planet orbiting a faint star 40 light-years from home. Scientists are homing in ...
The Habitable Worlds Observatory is poised to tell us whether Earth-like planets are common—if it can get off the ground ...
A shy space rock is making its lunar debut. Astronomers believe they’ve discovered another so-called quasi-moon of Earth, though it’s likely been circling undetected in near space for decades. Dubbed ...
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