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Herschel-SPIRE's view of M74 (R) compared with that of Nasa's Spitzer space telescope. The larger mirror on Herschel (3.5m vs 0.85m) pays dividends, and will allow the European telescope to build on Spitzer's discoveries.
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Herschel-SPIRE's view of M74 (R) compared with that of Nasa's Spitzer space telescope. The larger mirror on Herschel (3.5m vs 0.85m) pays dividends, and will allow the European telescope to build on Spitzer's discoveries. |