Sun releases significant solar flare

The Sun emitted a significant solar flare peaking at 11:35 a.m. EDT on Oct. 28, 2021. NASA's Solar Dynamics Observatory, which watches the Sun constantly, captured an image of the event.

Simulating chaotic interactions of three black holes

Dutch student Arend Moerman (Leiden University, the Netherlands) has defended his thesis research on the simulation of chaotic interactions of three black holes. The simulations, which he carried out together with researchers ...

Did Titan give Saturn its tilt?

Giant planets like Saturn don't just tilt over all by themselves; something has to knock them over, or tug on them gravitationally, to push them off axis. Scientists expect that when new planets are born, they form with almost ...

Exoplanet discovery tool begins its mission

The NEID spectrometer, a new tool for the discovery of planets outside of our solar system, has now started its scientific mission at the WIYN 3.5m telescope at Kitt Peak National Observatory, Arizona.

Significant solar flare erupts from sun

The sun emitted a significant solar flare peaking at 10:29 a.m. EDT on July 3, 2021. NASA's Solar Dynamics Observatory, which watches the sun constantly, captured an image of the event.

NASA rocket chasing the source of the sun's hot atmosphere

After glimpsing faint but widespread super-heated material in the Sun's outer atmosphere, a NASA sounding rocket is going back for more. This time, they're carrying a new instrument optimized to see it across a wider region ...

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