The core of the galaxy is the right hand dark object at the top center of the image, with its stars spreading out over a large section around it. (ibtimes.com)
It is a faint green bubble in the white box near the bottom center of the image. (hubblesite.org)
Researchers gathered data by squeezing samples of the volcanic rock basalt (dark blob in center of image) between small bits of diamond at pressures approaching 600,000 times that exerted by Earth's atmosphere at sea level — or about the same as that found within rocks about 1400 kilometers below Earth's surface. (sciencemag.org)