Astronomers at Lund University in Sweden have found evidence of exocomets—comets in other solar systems—orbiting a young star ...

Fast-moving sodium clouds may trace icy comets plunging through one of the youngest planetary systems ever studied this way.

Scientists studying a young system around a Sun-like star think exocomets could be ferrying water.

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 ...

Dust from meteorites contains a "fossil record" dating back 4.6 billion years to the formation of the sun, revealing the role ...

The Sun is an incandescent but benevolent dictator. For billions of years, it’s kept our star system well organized through the influence of its powerful gravity. All the planets revolve around it on ...