This article originally published at Earth just got a new companion in space. It's sticking around for 60 years.. A one-way ...
ScienceAlert on MSN
Planet Y: A Hidden Earth-Size World Could Lurk Far Closer Than 'Planet Nine'
The simulation of the Solar System that came the closest to the observation was the presence of a small planet, between the ...
CAPE CANAVERAL — For the first time, astronomers have discovered seven Earth-size planets orbiting a single nearby star — and these new worlds could hold life. This cluster of planets is less than 40 ...
A small asteroid, 2025 PN7, is now a quasi-moon, following Earth's orbit. Discovered by the University of Hawaii, this space ...
An enormous asteroid is approaching Earth at 24,136 miles per hour—and will be at its closest to us in two days' time. The ...
A rocky, Earth-size planet located in our Milky Way galaxy may have an atmosphere around it, according to new research, raising the possibility that it could also have liquid water on its surface and ...
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