Out in the Kuiper Belt, the massive doughnut of debris beyond Neptune, about one in 10 kilometer-scale objects have surprised scientists with their unexpected shape. Rather than resembling a ball, ...
A newly studied solar system breaks the usual planet pattern, raising fresh questions about how rocky and gas planets form.
Astrum on MSN
This is how vast our solar system actually is
The Solar System is far larger than the neat diagrams found in textbooks. Beyond the planets lies a vast region of icy debris ...
Morning Overview on MSN
Astronomers baffled by discovery of a bizarre 'inside out' solar system
A team of astronomers has identified a four-planet system orbiting the red dwarf star LHS 1903 that defies conventional ...
According to the new data, Jupiter's radius measures 71,488 kilometers (44,421 miles) at its equator, and the planet rises 66 ...
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