Tag: Origin & Evolution of the Universe

How Are We Made of Star Stuff? We Asked a NASA Expert: Episode 58

NeRD

2 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) How are we made of star stuff? Well, the important thing to understand about this question is that it’s not an analogy, it’s literally true. The elements in our bodies, the elements that make up our bones, the trees we see outside, the other planets in the solar system, other stars in the galaxy. These were all part of stars that existed well before our Sun and Earth and solar system were even formed. The universe existed for billions…

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NASA’s SPHEREx Takes First Images, Preps to Study Millions of Galaxies

NeRD

5 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) NASA’s SPHEREx, which will map millions of galaxies across the entire sky, captured one of its first exposures March 27. The observatory’s six detectors each captured one of these uncalibrated images, to which visible-light colors have been added to represent infrared wavelengths. SPHEREx’s complete field of view spans the top three images; the same area of the sky is also captured in the bottom three images. NASA/JPL-Caltech Processed with rainbow hues to represent a range of infrared wavelengths, the…

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Vivid Portrait of Interacting Galaxies Marks Webb’s Second Anniversary

NeRD

6 Min Read Vivid Portrait of Interacting Galaxies Marks Webb’s Second Anniversary Webb’s view of the interacting galaxies of Arp 142 that combines Webb’s NIRCam and MIRI instrument images. Full image below. Two for two! A duo of interacting galaxies commemorates the second science anniversary of NASA’s James Webb Space Telescope, which takes constant observations, including images and highly detailed data known as spectra. Its operations have led to a “parade” of discoveries by astronomers around the world. “Since President Biden and Vice President Harris unveiled the first image from…

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