Science
TRAPPIST-1 Planets Have Remarkably Similar Densities, Study Shows | Astronomy – Sci-News.com
The seven rocky exoplanets orbiting TRAPPIST-1, an ultracool dwarf star located 38.8 light-years away in the constellation Aquarius, are about 8% less dense than…
The seven rocky exoplanets orbiting TRAPPIST-1, an ultracool dwarf star located 38.8 light-years away in the constellation Aquarius, are about 8% less dense than they would be if they had the same makeup as Earth, according to new research led by a University of Washington, Seattle astrophysicist.
Agol et al. measure the density of the seven TRAPPIST-1 planets. Image credit: NASA / JPL-Caltech.
The densities of the eight planets in our own Solar System vary widely, said lead author Professor Eric…
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