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 ...

Researchers looked through historical documents dating back to the fourth century to find total solar eclipses.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 ...

Learn more about two of the earliest reports of a total solar eclipse and corona, which were recorded in China, and solve ...

The findings provide an answer to a planetary mystery that has bewildered scientists for nearly four decades.

Approximately 4.5 billion years ago, a cold cloud of gas and dust buried deep in one of the Milky Way galaxy’s spiral arms started to collapse. From there, gravity worked its magic. The cloud began to ...