Planetary scientist studies oceans with a combination of laboratory work and satellite imagery.
Jure Japelj
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Galaxy Mapper Tracks Asteroids Closer to Home
The Gaia mission’s asteroid survey will help dig deeper into the solar system’s rocky history.
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Giant Planet’s Formation Caught in Action
Astronomers took a direct image of a massive protoplanet embedded in a protoplanetary disk. The system provides strong evidence for an as-yet-unconfirmed theory of planet formation.
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Icy Worlds Have Mixed Ice-Rock Interiors
Scientists make a case for a more realistic treatment of icy planets’ structure in which ices and rocks are mixed instead of separated in layers.
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How Much Did the Moon Heat Young Earth?
Tidal heating may have raised the surface temperature of early Earth and triggered global volcanism, a new study says.
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Noble Gas Hints at Mars’s Rapid Formation
A new study finds that Mars’s mantle is neon-rich, putting constraints on the planet’s formation history.
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Astronomers for Planet Earth
A volunteer network of astronomers is using a unique astronomical perspective to educate people about the climate crisis while at the same time striving for sustainability in academia.
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Taking Stock of Cosmic Rays in the Solar System
Scientists seek to understand the elusive properties of stellar and galactic cosmic rays before searching for life on exoplanets.