An object up to dozens of times the mass of Jupiter flying through our solar system may have disrupted planetary orbits.

New observations show that planets forming in protoplanetary disks like that around PDS 70 can trigger the formation of ...

Uranus and Venus – as well as three dwarf planets will share the night sky, though not all will be visible to the naked eye. Jim Todd, director of space science education for the Oregon Museum ...

The micron-sized dust grains in a protoplanetary disk like this around a young star are thought to be the building blocks of planets and moons in all star systems. However, exactly how that ...