... The heart of the observatory is, of course, the x-ray telescope. ... by an early observation of the Crab Nebula and pulsar taken as part of the HETG ... Figure 12 shows the zeroth-order image of the Crab Nebula. ...
... вселенной (Quasar Quartet Embedded in Giant Nebula Reveals Rare Massive Structure in ... black holes in metal-enriched gas at the heart of high-redshift galaxy mergers ...
... вселенной (Quasar Quartet Embedded in Giant Nebula Reveals Rare Massive Structure in ... black holes in metal-enriched gas at the heart of high-redshift galaxy mergers ...
... вселенной (Quasar Quartet Embedded in Giant Nebula Reveals Rare Massive Structure in ... black holes in metal-enriched gas at the heart of high-redshift galaxy mergers ...