Scientists tracked interstellar comet 3I/ATLAS and found rotating jets in a rare sun-facing tail during its 2025 pass through ...

The study, which observed a periodic wobble in the anti-tail jet of 3I/ATLAS during July and August 2025, indicates that the ...

Learn more about two of the earliest reports of a total solar eclipse and corona, which were recorded in China, and solve several mysteries about our ancient Solar System.

Ancient Chinese astronomers observed a solar eclipse in 709 BCE with remarkable detail. These old records are now helping scientists understand Earth's rotation changes over thousands of years. They ...

Researchers looked through historical documents dating back to the fourth century to find total solar eclipses. When you purchase through links on our site, we may earn an affiliate commission. Here’s ...

Astronomers using NASA’s Hubble Space Telescope have measured the rotation rate of an extreme exoplanet by observing the varied brightness in its atmosphere. This is the first measurement of the ...