Researchers discovered a planet-forming disk that lasted 30 million years. This challenges previous estimates of 10 million years.

How does a planet’s size influence its orbit around its parent star? This is what a recent study published in the Proceedings of the National Academy | Space ...

Planets change orbit shape around Neptune’s size. Metal-rich stars help giant planets form. Eccentric orbits suggest chaotic ...

Studying the orbits of thousands of exoplanets shows that large planets tend to have elliptical orbits, while smaller planets tend to have more circular orbits. This split coincides with several other ...

As President Trump gets ready to address Congress for the first time since reentering the Oval Office, our latest PBS ...

The planet WASP-121b is extreme. It's a gas giant almost twice as big as Jupiter orbiting extremely close to its star–50 ...

The solar system continues to intrigue scientists and space enthusiasts alike, with each discovery unfolding new secrets ...

More than fifty years passed between the last Apollo mission and the United States' return to the lunar surface, when the ...

For decades, something strange has lurked inside the icy giants of our solar system. Uranus and Neptune, distant blue worlds ...