The Milky Way recycles gas from dying stars to make new ones — but new observations show pristine gas also comes in from outside our galaxy.
The post Rethinking the Milky Way’s “Galactic Fountain” appeared first on Sky & Telescope.
The Milky Way recycles gas from dying stars to make new ones — but new observations show pristine gas also comes in from outside our galaxy.
The post Rethinking the Milky Way’s “Galactic Fountain” appeared first on Sky & Telescope.