Astronomers have made an unexpected discovery about the planet TOI-3884b, which orbits its star at a crazy angle. The ...

A newly analyzed planetary system has turned up a world orbiting at such a skewed angle that it defies the neat textbook ...

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 ...

A planet's year length depends on its distance from the Sun. Planets closer to the Sun have shorter years. A planet's rotation speed is unrelated to its year length. Planets' orbital speeds vary ...

Astronomers have captured the first-ever spin measurements of HR 8799, the famed system that made history as the very first exoplanetary system to have its image taken. Discovered in 2008 by two ...

An instantaneous cessation of Earth's rotation would result in catastrophic, planet-wide devastation due to the inertia of objects on the surface moving at high speeds (approximately 1000 mph at the ...

One of the interesting facts about our Solar System is how fast different planets spin on their axis. Earth takes about 24 hours to make a full rotation, but some planets spin much quicker, making ...

Uranus is the only planet in our solar system that rotates sideways. It has an axial tilt of about 98 degrees, which means it appears to roll around the Sun instead of spinning upright like Earth or ...

A network of powerful ground-based telescopes captured rare starspot-crossing events on TOI-3884b, revealing cooler patches ...