PDS 70 is a young star, only about 5 million years old—practically a newborn compared to our 4.6-billion-year-old sun. Surrounding it is a disk of gas and dust, ...

The PDS 70 planetary system is 370 light-years from Earth. There are two confirmed protoplanets, gas giant exoplanets, inside this system: planets b and c. ...

Donuts of dust: An artist’s impression of the PDS 70 system with protoplanets, each surrounded by dust rings illuminated by starlight. The planets themselves (not to scale) have thin rings of ...

The planets in PDS 70 have several times the mass of Jupiter but are only about 5 million years old. They are still growing, with "waterfalls" of hydrogen gas contributing to their mass.

PDS 70 is a young star, only about 5 million years old—practically a newborn compared to our 4.6-billion-year-old sun. Surrounding it is a disk of gas and dust, ...