Space & PhysicsDecember 1, 2015
Giant Bubbles Soar over the Milky Way
Newly discovered lobes stretch tens of thousands of light-years above and below the Milky Way's disk. Where did they come from?
Stories by Douglas Finkbeiner
Space & PhysicsJuly 1, 2014
Giant Bubbles Tower over the Milky Way
Newly discovered lobes stretch tens of thousands of light-years above and below the Milky Way's disk. Where they come from remains a mystery