astronomyblog:This image of the planet Neptune was obtained during the testing of the Narrow-Field a
astronomyblog:This image of the planet Neptune was obtained during the testing of the Narrow-Field adaptive optics mode of the MUSE/GALACSI instrument on ESO’s Very Large Telescope. The corrected image is sharper than a comparable image from the NASA/ESA Hubble Space Telescope.Credit: ESO/P. Weilbacher (AIP) -- source link