Astronomers have long believed that the swirling disks of gas and dust that form planets around young stars last only about ...

Uncover the Webb Telescope's fascinating discovery of a 34-million-year-old planet-forming disk around a red star.

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

It's a new type of three-body problem for astronomers, who used the Hubble Space Telescope to determine that twin asteroids ...