For centuries, astronomers faced the challenge of classifying objects in space based on their appearance. When observing an ...

In the future, this feature could be used to shed light on chemistry and even the birth of planetary systems.

For decades, astronomers have struggled to differentiate giant planets from brown dwarfs, a class of objects more massive ...

Find out what’s speeding up Earth’s rotation and why it may force timekeepers to delete a second ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

There are incalculable oddities in our solar system, and myriad ways that planets are different from Earth. One surprising factor you might not have considered is how planets rotate. While we all ...

Context. As a star evolves, the planet orbits change with time due to tidal interactions, stellar mass losses, friction and gravitational drag forces, mass accretion and evaporation on/by the planet.

We have all been taught in school that planets revolve in the same direction as the Earth, i.e., in the counterclockwise direction. However, the universe never ceases to amaze us with its unexpected ...

Tracking the rotation speed of solid planets, like the Earth and Mars, is a relatively simple task: Just measure the time it takes for a surface feature to roll into view again. But giant gas planets ...

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 ...