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Astronomy‘Goldilocks’ stars may pose challenges for any nearby habitable planets
Orange dwarfs emit far-ultraviolet light long after birth, stressing the atmospheres of potentially life-bearing worlds.
By Ken Croswell -
Planetary ScienceU.S. planetary scientists want to explore Uranus and Enceladus next
A report on recommendations for the next 10 years of U.S. planetary science prioritizes sending an orbiter to Uranus and an “orbilander” to Enceladus.
By Liz Kruesi -
Planetary ScienceEuropa may have much more shallow liquid water than scientists thought
Mysterious pairs of ridges scar Jupiter’s moon Europa. Analyzing a similar set in Greenland suggests shallow water is behind the features’ formation.
By Sid Perkins -