The Roman Space Telescope is one of NASA's next great observatories, designed to explore some of the biggest questions in ...
A "Christmas tree cluster" of stars is captivating astronomers and stargazers alike. NASA on Tuesday released a composite image of the star cluster, which they said "enhances the resemblance to a ...
A Christmas Tree-shaped star cluster inside NGC 2264 reveals active star formation 2,700 light-years from Earth.