Tuesday, 25 September 2018

Our Sun: Two Wavelengths, Two Different Images


NASA's Solar Dynamics Observatory views our Sun in ten different wavelengths because each wavelength reveals different solar features. via NASA https://ift.tt/2pBGZXQ

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Webb Zooms into Helix Nebula

A new image from NASA’s James Webb Space Telescope of a portion of the Helix Nebula highlights comet-like knots, fierce stellar winds, and ...