Enlarge / A photograph of the Luna 25 mission released by Roscosmos on August 16, 2023. (credit: Roscosmos) In a terse update posted on the social media network Telegram Saturday, the Russian space corporation Roscosmos said that an "emergency situation" had occurred on board its Luna 25 spacecraft. The 1.2-ton lunar lander entered orbit around the Moon three days ago, and since that time Russian engineers have been sending commands for small engine burns to correct the spacecraft's orbit.