Roman's capabilities will allow scientists to map rogue planet mass distributions as well.

Astronomers observed something incredible in a region that not much was expecting—a planet-scale object drifting alone in space then burst into fiery life in a violent outburst of development. The ...

This artist’s animation shows Cha 1107-7626. Located about 620 light-years away, this rogue planet is about 5-10 times more massive than Jupiter and doesn’t orbit a star. The planet is eating up ...

Astronomers have observed a planet that in some ways behaves more like a star — including a massive growth spurt unlike anything witnessed before in a free-floating planet. The rogue planet, which ...