Sentences with phrase «submillimeter portions»
«We're accustomed to seeing how our Sun appears in visible light, but that can only tell us so much about the dynamic surface and energetic atmosphere of our nearest star,» said Tim Bastian, an astronomer with the National Radio Astronomy Observatory in Charlottesville, Va. «To fully understand the Sun, we need to study it across the entire electromagnetic spectrum, including the millimeter and submillimeter portion that ALMA can observe.»
https://public.nrao.edu/ Not exact matches
As this light travels across the cosmos, it becomes stretched due to the expansion of the Universe, so by the time it arrives at Earth, the far - infrared light has shifted to the submillimeter / millimeter portion of the spectrum.
AzTEC - 3, which is located in the direction of the constellation Sextans, is what astronomers refer to as a submillimeter galaxy, since it shines brightly in that portion of the spectrum, but is remarkably dim at optical and infrared wavelengths.