俄发射生物卫星将小鼠和果蝇送入太空

Core Viewpoint - The launch of the "Bion-M" 2 biological science satellite by Russia aims to study biological safety in a high-radiation orbit, which is crucial for future manned space missions [1] Group 1: Launch Details - The "Soyuz-2.1b" rocket successfully launched from the Baikonur Cosmodrome in Kazakhstan, placing the "Bion-M" 2 satellite into its designated orbit [1] - The satellite is positioned in a high-latitude orbit at an altitude of 370 to 380 kilometers, where cosmic radiation levels are approximately one-third higher than those at the International Space Station [1] Group 2: Research Objectives - The "Bion-M" 2 satellite carries 75 mice, around 1,500 fruit flies, cell cultures, and various biological samples including plants, seeds, fungi, lichens, grains, legumes, and economic crop samples [1] - The mission is planned to last for 30 days, with scientists aiming to gather data on the biological safety of the orbit to support future manned spaceflight endeavors [1] Group 3: Historical Context - The "Bion" series satellites are developed by Russia for biological research in space, with the first satellite of the "Bion-M" series successfully launched in 2013, which included various organisms such as mice and plants [1]