The Sun emitted a strong solar flare, peaking at 7:57 p.m. EDT on Jan. 5, 2023. NASA's Solar Dynamics Observatory, which watches the Sun constantly, captured an image of the event.
Space Exploration
Jan 6, 2023
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63
Quasi-periodic pulsations (QPPs; also known as quasi-periodic oscillations, i.e., QPOs) are electromagnetic emission phenomena that vary quasi-periodically with time. They appear in celestial transient events with different ...
Astronomy
Jan 4, 2023
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54
For the first time astronomers have identified a planet that is spiralling towards a cataclysmic collision with its ageing sun, potentially offering a glimpse into how Earth could end one day.
Astronomy
Dec 24, 2022
1
197
Astronomers have made the most extensive study yet of how magnetically active stars are when they are young. This gives scientists a window into how X-rays from stars like the sun, but billions of years younger, could partially ...
Astronomy
Dec 15, 2022
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216
Without clocks or modern tools, ancient Mexicans watched the sun to maintain a farming calendar that precisely tracked seasons and even adjusted for leap years.
Archaeology
Dec 12, 2022
2
330
Studying an atomic clock on-board a spacecraft inside the orbit of Mercury and very near to the sun might be the trick to uncovering the nature of dark matter, suggests a new study published in Nature Astronomy.
Astronomy
Dec 5, 2022
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492
Researchers in the Center for Photochemical Sciences at Bowling Green State University have developed a coating system that shows promise in preserving historical monuments—and possibly much more.
Polymers
Nov 30, 2022
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7
Two astrophysicists at the Harvard-Smithsonian Center for Astrophysics have suggested a way to observe what could be the second-closest supermassive black hole to Earth: a behemoth 3 million times the mass of the Sun, hosted ...
Astronomy
Nov 28, 2022
1
294
The Sun is much more than just a source of light for Earth—it's a dynamic and complex star, with storms, flares, and movement causing it to change constantly. Magnetic fields govern most of the solar activity we can observe ...
Astronomy
Nov 22, 2022
2
288
Researchers of the University of Malaga (UMA) and the University of Jaen (UJA) have discovered Egypt's oldest tomb oriented to the winter solstice. Located in the necropolis of Qubbet el-Hawa (Aswan), it is precisely oriented ...
Archaeology
Nov 18, 2022
0
280
