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500 light-years away
extending back in time to within a few hundred million years of the big bang
This is why Michael had to run a process called normalization: adjusting the images so that they all look as identical as possible in terms of color and brightness
This specific image was reprocessed using 3 main RGB channels related to narrowband filters of wavelengths of 435nm for the blue channel 550nm for the green channel and 814nm for the red channel also supported by a fourth additional channel representing the emission of ionized hydrogen(h-alpha) with the 656nm wavelength
51 Pegasi b - Visions of the Future NASA Size:50x70 cm Our store wwwWhile there is much debate over which exoplanet discovery is considered the "first," one stands out from the rest. In 1995, scientists discovered 51 Pegasi b, forever changing the way we see the universe and our place in it. The exoplanet is about half the mass of Jupiter, with a seemingly impossible, star hugging orbit of only 4. 2 Earth days. Not only was it the first planet confirmed to orbit a sun like star, it also ushered in a whole new class of