It's been one Neptunian year—or about 165 Earth years—since astronomers first observed the most distant planet from the sun.
Morning Overview on MSN
Astronomers find three Earth-size planets orbiting two suns
In a surprising twist to our understanding of exoplanetary systems, astronomers have uncovered three Earth-sized planets ...
"If our solar system is indeed moving this fast, we need to question fundamental assumptions about the large-scale structure ...
Emily Kwong and Regina Barber of NPR's Short Wave discuss new findings about the ocean of Saturn's moon Enceladus, the secrets behind chameleons' eye movements and the energy use behind AI computing.
Astronomers recently detected a stray quasi-moon in our planet’s orbit, but it's hardly the first stowaway to hang out around ...
(THE CONVERSATION) Envision a time when hundreds of spacecraft are exploring the solar system and beyond. That’s the future that NASA’s ESCAPADE, or escape and plasma acceleration and dynamics ...
Simulations reveal that Jupiter’s rapid growth disrupted the early solar system, creating rings where new planetesimals ...
The asteroids are as large as around 75 and 91 feet in diameter, according to the Center for Near Earth Object Studies.
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