Telescope Westerbork Synthesis Radio Telescope William Herschel Telescope XMM-Newton Angular resolution Eyepiece First light టెలీస్కోపుల చరిత్ర List of largest
Bibcode:2005ApJS..160..319G. doi:10.1086/432092. Güdel, M.; et al. (2007). "The XMM-Newton extended survey of the Taurus molecular cloud (XEST)". Astronomy and Astrophysics