A decade of observations of four planets around the young planetary system V1298 Tau revealed a rare, long-sought missing ...

Most planetary systems contain worlds larger than Earth but smaller than Neptune, and the low-density planets around one ...

Astronomers have witnessed the birth of a solar system beyond our own for the first time. An international team of researchers has been able to pinpoint the exact moment when planets began to form ...

While its star projector leaves a lot to be desired, the Science Can Solar System Planetary Projector is a fantastic educational tool for kids, with its solar system model, complete with talking ...

The star system V1298 Tau reveals that many planets begin as large, low-density worlds that slowly shrink and shed their ...

Aliza Chasan is a Digital Content Producer for "60 Minutes" and CBSNews.com. She has previously written for outlets including PIX11 News, The New York Daily News, Inside Edition and DNAinfo. Aliza ...

Astronomers have discovered the earliest seeds of rocky planets forming in the gas around a baby sun-like star, providing a precious peek into the dawn of our own solar system. It’s an unprecedented ...

What was originally thought to be a planet orbiting the Fomalhaut star was probably just the fallout of a wild collision.

Our Sun’s outer atmosphere, the corona, is millions of degrees hotter than it should be, and no one knows why.

Astronomers have discovered more than 300 exoplanetary systems that have three or more known planets. Most of these planets are about the same size and spaced close together, earning them the moniker ...

Long before humans walked the Earth, your solar system had a brush with two blazing blue stars that passed surprisingly close ...