Art & Photos Spectacular photos from space

Spectacular photos from space Smiley face This photo taken of the galaxy cluster SDSS J1038+8949 by the Hubble Space Telescope appears to show a smiling face at the center.…

Documents High-mass star forming regions: An ALMA view Riccardo Cesaroni INAF - Osservatorio Astrofisico di...

High-mass star forming regions: An ALMA view Riccardo Cesaroni INAF - Osservatorio Astrofisico di Arcetri Possible evolutionary sequence for high-mass stars IR-dark (cold)…