sun
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Streamers and Loops: What the Sun’s Hyperactive Phase Means for the Upcoming Solar Eclipse
Things have been heating up for the Sun, as the star approaches peak activity during its 11-year cycle, with giant eruptions bursting regularly from its surface. Luckily for us, this coincides with the Moon passing between the Earth and its host star, offering a captivating view of the solar corona during the upcoming solar eclipse.…
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Researchers Spot ‘Aurora’ Above Sunspot
Radio emissions detected about 40,000 kilometres above a dark region on the Sun have aurora-like qualities, according to a team of astronomers that studied the emissions. The emissions were seen above a sunspot— a dark region on the Sun’s surface. Magnetic fields around sunspots are about 2,500 times stronger than Earth’s, according to the National…
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Parker Solar Probe Sails Directly Through Sun’s Intense Plasma Burst
NASA’s Parker Solar Probe flew through an ejection of coronal material as it passed by the Sun in September 2022, giving researchers new data to understand how the Sun’s superheated plasma interacts with the surrounding interplanetary dust. The coronal mass ejection (CME) flown through by the probe is one of the most powerful ever recorded, according…
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NASA Spacecraft Will Reunite With Earth After 17 Years of Studying the Sun
For the past 17 years, a lone spacecraft has been following Earth’s tracks in its orbit around the Sun and capturing unprecedented views of our host star. Now, STEREO-A has finally caught up with its home planet, lapping us in our cosmic trail and meeting the Earth for a brief rendezvous. On Saturday, NASA’s STEREO-A…