The largest survey of exoplanets using an observatory atop Maunakea on the Big Island confirms a long-predicted relationship between planetary mass and rotation — putting a new spin on planet ...

For some time, astronomers have theorized that there is a connection between planetary mass and rotation. In the solar system ...

We often use the Earth's 24-hour rhythm to keep track of time, but time changes and bends as we move through space. There are ...

AMES, Iowa – Using data from NASA’s Kepler space telescope, an international team of astronomers has discovered a distant planetary system featuring multiple planets orbiting at a severe tilt to their ...