Thanks to the UK's solar-powered plane, traditional aviation may never be the same again. It can stay aloft for months, ...
A low-density, puffy planet orbiting relatively far from a young star in a nearly perpendicular orbit. What's going on?
"With these probability maps, we can push asteroids away while preventing them from returning on an impact trajectory, ...
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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 ...
There are a couple of ways that scientists can date planets, so which planets formed first in our solar system?
The mysterious interstellar comet 3I/ATLAS is absolutely blasting out water at a staggering rate, astronomers found.
Planets that orbit white dwarf stars should be too hot to host alien life, theories suggest. But a new study accounting for ...
One of the most notable properties of the giant planets in our solar system—Jupiter, Saturn, Uranus and Neptune—are the ...
A new wedding trend?
Just as Earth orbits the sun, most planets discovered beyond our solar system orbit a host star. But some are out there all ...
Comet 31/ATLAS, possibly from outside our solar system, will pass near Mars and the sun Oct. 30, sparking curiosity and ...
Astronomers just caught a rare glimpse of an interstellar comet as it zoomed past Mars. Images of the object, dubbed 3I/ATLAS ...
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