For more than 40 years, planetary scientists believed they knew how long a day on Saturn lasted. They were listening to the wrong clock. A study published in May 2026 in the Journal of Geophysical ...
JWST’s NIRSpec aurora maps, 10 times sharper than Cassini-era data, exposed a planetary heat engine of aurora, winds, and ...
A change of milliseconds seems insignificant, but it can cause problems for our clocks, GPS and navigation apps, and satellites.
New research gives the first accurate estimate of how much faster the Earth’s core is rotating compared to the rest of the planet. Previous research had shown that the Earth’s core rotates faster than ...
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 ...