Space on MSN
Wobbling exoplanet hints at a hidden exomoon so massive it could redefine the word 'moon' altogether
"In our solar system, the most massive moon is Ganymede, which is still extremely small compared to what we are inferring here." ...
Interesting Engineering on MSN
Scientists finally have explanation for the missing planets of tight binary stars
Astronomers have long faced a strange contradiction: most stars are born in pairs, and ...
A planet circling at a sharp 90-degree angle to the orbits of its two host stars has now been confirmed. This discovery challenges long-standing ideas about how planets form and orbit in the cosmos.
Scientists have identified three Earth-sized planets orbiting two stars in the TOI-2267 system. Remarkably, planets transit around both stars — a first in astronomy. The system’s compact, cold nature ...
In theory, hundreds of circumbinary planets should have been detected by missions such as NASA’s Kepler and TESS space ...
Astronomers are testing a quieter way of searching for moons beyond the solar system, using careful measurements of motion ...
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