The sun
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![closeup shot of the sun's surface with yellowish band of plasma dancing above it](https://cdn.mos.cms.futurecdn.net/vKMDajtWRc27pR58F6nAWH-320-80.jpg)
Watch giant loop of plasma dance above the sun in stunning video
By Miguel Claro published
A huge loop of plasma dances above the surface of the sun in a stunning timelapse captured by astrophotographer Miguel Claro.
![The sun looks magnificent in a video sequence captured by the Solar Orbiter's Extreme Ultraviolet Imager ahead of its close pass at the star on Oct. 12, 2022.](https://cdn.mos.cms.futurecdn.net/ckVtBds4KuJCifNaSUhhJc-320-80.gif)
How Solar Orbiter is decoding the sun's mysterious miniflares: 'What we see is just the tip of the iceberg'
By Sharmila Kuthunur published
Scientists look back at Solar Orbiter's first three years of operation.
![A full-disk view of the sun as it unleashed a major X1.1 class solar flare from an active sunspot cluster on April 17, 2022. This view was taken by NASA's Solar Dynamics Observatory.](https://cdn.mos.cms.futurecdn.net/CJzZ684C7HWKqvyWNMBLUE-320-80.jpg)
US government agencies join together to improve space weather forecasting
By Meredith Garofalo published
A new agreement between multiple U.S. government agencies aims to improve space weather forecasts and the government's ability to mitigate the effects of solar storms on critical infrastructure.
![NASA’s Solar Dynamics Observatory captured this view of an X2.8-class solar flare erupting on Dec. 14, 2023.](https://cdn.mos.cms.futurecdn.net/T9B26kRvyBn52rKAPVX4wn-320-80.jpg)
Sun unleashes monster X-class solar flare, most powerful since 2017 (video)
By Mike Wall published
The sun unleashed an X2.8 solar flare today (Dec. 14), its most powerful such eruption since September 2017.
![visualization of a geomagnetic storm, showing a green bubble around earth against the blackness of space](https://cdn.mos.cms.futurecdn.net/AADkQF4nSXJwhS5EMkqL55-320-80.jpg)
Space weather is chaotic and hard to predict. This new model could change that
By Tereza Pultarova published
Scientists are building a 'beyond state-of-the-art' digital model of near-Earth space to improve forecasting of solar storms and their effects on infrastructure.
![close-up view of the sun from a nasa satellite, showing an eruption originating on our storms left limb.](https://cdn.mos.cms.futurecdn.net/CJzZ684C7HWKqvyWNMBLUE-320-80.jpg)
Solar storms could affect train safety by glitching railroad signals
By Elizabeth Howell published
Rare but explosive solar eruptions may cause train signals to switch the wrong way, affecting train safety, a new study finds.
![The SUIT payload onboard Aditya-L1 spacecraft captured the sun's full disk on first light earlier this week (Image credit: ISRO)](https://cdn.mos.cms.futurecdn.net/cuFrEhbE68sdpSFeyqEoRk-320-80.jpg)
India's Aditya-L1 solar observatory captures 1st gorgeous views of the sun (images)
By Sharmila Kuthunur published
An instrument onboard India's Aditya-L1 spacecraft captured beautiful images of the sun earlier this week.
![A coronal loop and resultant coronal rain on the sun with Earth shown to scale.](https://cdn.mos.cms.futurecdn.net/VeKQssn6LYPdvYsT7MdoLH-320-80.gif)
Scientists study violent 'superflares' on stars thousands of times brighter than the sun
By Robert Lea published
Scientists have used solar flares from the sun to determine the physics driving powerful and violent 'superflares' on massive stellar bodies that are up to 10,000 times brighter than our star.
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