Some galaxies eject powerful streams of charged particles—jets—from their centers into space. The prominent jet of Messier 87 ...
Gigantic black holes lurk at the center of virtually every galaxy, including ours, but we've lacked a precise picture of what ...
AN ENORMOUS black hole has “erupted like a cosmic volcano” after a 100-million-year nap. The “dramatic scene” was captured at ...
The first black hole ever photographed is no longer just a static ring of darkness. Astronomers have now traced a colossal ...