Month: July 2023

Coronal rain has been seen splashing on the sun

Plasma rain in the sun’s atmosphere makes a splash when it lands. New observations from the European Space Agency’s Solar Orbiter have revealed previously unseen details of how this coronal rain falls, including bright fireball effects and sudden upward surges in plasma. “These are the highest resolution images we have ever obtained from the solar […]

New gravitational waves may be from the universe’s biggest black holes

Citations G. Agazie et al. The NANOGrav 15-Year data set: Detector characterization and noise budget. Astrophysical Journal Letters. Vol. 951, June 28, 2023, p. L10. doi: 10.3847/2041-8213/acda88. G. Agazie et al. The NANOGrav 15-year data set: Evidence for a gravitational-wave background. Astrophysical Journal Letters. Vol. 951, June 28, 2023, p. L8. doi: 10.3847/2041-8213/acdac6. G. Agazie et al. The NANOGrav 15-year data set: Observations and timing […]

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