Centaurus A

55 Million Solar Masses

My latest image from Australia is Centaurus A (NGC5128), a large, unusual galaxy.  The photo looks like a thick dust lane with a very bright star behind it, but all that glowing in the center is actually from the core of the galaxy, which includes a supermassive black hole, estimated to be 55 million times the mass of our Sun (which is itself far beyond the size of objects in normal human experience). If my camera could pick up x-ray and/or radio signals we would see enormous jets radiating from the center, perpendicular to the disk.  The inner portions of […]