Tag: Planetary Geophysics
April 15, 2025
Molten Martian Core Could Explain Red Planet’s Magnetic Quirks
Like Earth, Mars once had a strong magnetic field that shielded its thick atmosphere from the solar wind. But now only the magnetic imprint remains….
Read MoreNovember 25, 2024
Uranus’s Swaying Moons will Help Spacecraft Seek Out Hidden Oceans
When NASA’s Voyager 2 flew by Uranus in 1986, it captured grainy photographs of large ice-covered moons. Now nearly 40 years later, NASA plans…
Read MoreOctober 13, 2024
NASA Europa Mission Set to Launch with UT Austin Instrument to Explore Jupiter’s Ocean World
One of the great mysteries of the solar system is whether the ingredients for life exist below the surface of Jupiter’s icy ocean moon Europa….
Read MoreAugust 15, 2022
Underwater Snow Gives Clues About Europa’s Icy Shell
Below Europa’s thick icy crust is a massive, global ocean where the snow floats upwards onto inverted ice peaks and submerged ravines. The bizarre underwater…
Read MoreJanuary 24, 2022
Hope for Present-Day Martian Groundwater Dries Up
Liquid water previously detected under Mars’ ice-covered south pole is probably just a dusty mirage, according to a new study of the red planet led…
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