JULY 15, 2019, BAIKONUR, KAZAKHSTAN – Following is a press release from Roscosmos and Khrunichev: The Proton M launch vehicle with the Block DM-3 upper stage and the Spektr-RG astrophysical observatory was successfully launched from Site 81 of the Baikonur Cosmodrome on July 13, 2019 at 3:30:57 p.m. Moscow time. The launch and flight were completed with no issues making this the second launch of this type of vehicle in 2019.