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, ...

PDS 70 is the first known multiplanetary system where astronomers can witness planet formation in action. The first direct image of one of its planets, PDS 70b, ...

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 ...

Artist's impression of the PDS 70 system. The two planets are seen clearing a gap in the protoplanetary disk from which they were born. The planets are heated by infalling material that they are ...

The host star, known as PDS 70, is located about 370 light-years from Earth. The young 6-million-year-old star is slightly smaller and less massive than our Sun, and is still accreting gas.

Astronomers spotted a possible “sibling” planet that shares the orbit of another exoplanet in a system located 370 light-years away.

PDS 70 is the first known multiplanetary system where astronomers can witness planet formation in action. The first direct image of one of its planets, PDS 70b, ...