Tag Archives: Astrophysics

Ion Recoil from Photon Beam Observed

Experiments confirm that photonionized molecules get a backward kick, as predicted by theory.  Continue reading

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Three Helium-Ammonia Compounds Found for Icy Planets

Stable compounds made from helium and ammonia are predicted to form at the extreme pressures found inside Neptune and Uranus.  Continue reading

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Rare nuclear transition provides evidence for stellar explosion mechanism

With its higher-than-expected propensity to capture electrons, neon could drive some stars’ thermonuclear death.  Continue reading

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Rare nuclear transition provides evidence for supernova mechanism

With its higher-than-expected propensity to capture electrons, neon could drive some stars’ thermonuclear death. Continue reading

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Mapping the Remains of Supernovae

A new tool provides detailed, 3-D chemical view of exploded star systems. Continue reading

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Physical cosmology wins a share of the Nobel Prize in Physics

James Peebles developed a mathematical framework that describes how the universe evolved. Decades of empirical evidence later, it still holds up. Continue reading

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Iron-rich object closely orbits a white dwarf

The newly discovered object could be the core of a planet that survived the transition of its host star into a red giant. Continue reading

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A glimpse of a planetary system’s final stages

Detailed spectroscopy measurements may help astronomers discover bodies orbiting white dwarfs. Continue reading

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Satellites glimpse the microphysics of magnetic reconnection

In situ measurements capture a nonturbulent, efficient reconnection event on Earth’s nightside. Continue reading

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Satellites reveal the microphysics of magnetic reconnection

Laminar electron dynamics drive reconnection on the side of Earth away from the Sun. Continue reading

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