2023年3月30日18時50分，我國在(zai)太原衛星(xing)(xing)(xing)(xing)(xing)(xing)發射(she)中心使用(yong)長(chang)征二號(hao)丁運載火箭，以“一(yi)箭四星(xing)(xing)(xing)(xing)(xing)(xing)”方式，成(cheng)(cheng)功(gong)將四顆干涉合成(cheng)(cheng)孔徑雷達(da)（InSAR）衛星(xing)(xing)(xing)(xing)(xing)(xing)（宏圖(tu)一(yi)號(hao)01組(zu)衛星(xing)(xing)(xing)(xing)(xing)(xing)）發射(she)升(sheng)空。宏圖(tu)一(yi)號(hao)01組(zu)衛星(xing)(xing)(xing)(xing)(xing)(xing)由1顆主(zhu)(zhu)星(xing)(xing)(xing)(xing)(xing)(xing)和3顆輔星(xing)(xing)(xing)(xing)(xing)(xing)組(zu)成(cheng)(cheng)，是國際上(shang)首個(ge)4星(xing)(xing)(xing)(xing)(xing)(xing)編隊(dui)飛行的(de)(de)(de)X波段InSAR對地成(cheng)(cheng)像系統，將在(zai)軌(gui)(gui)構(gou)成(cheng)(cheng)國際上(shang)首個(ge)車(che)輪式衛星(xing)(xing)(xing)(xing)(xing)(xing)編隊(dui)。該編隊(dui)中，重約(yue)320千(qian)克的(de)(de)(de)主(zhu)(zhu)星(xing)(xing)(xing)(xing)(xing)(xing)位于“車(che)輪”中部，單星(xing)(xing)(xing)(xing)(xing)(xing)重約(yue)270千(qian)克的(de)(de)(de)3顆輔星(xing)(xing)(xing)(xing)(xing)(xing)均勻分布(bu)在(zai)“輪轂”上(shang)，主(zhu)(zhu)星(xing)(xing)(xing)(xing)(xing)(xing)與輔星(xing)(xing)(xing)(xing)(xing)(xing)相距僅幾百米。4星(xing)(xing)(xing)(xing)(xing)(xing)采用(yong)星(xing)(xing)(xing)(xing)(xing)(xing)間通信鏈(lian)路和相位同步鏈(lian)路，通過(guo)精(jing)密的(de)(de)(de)軌(gui)(gui)道控制，可(ke)保證(zheng)衛星(xing)(xing)(xing)(xing)(xing)(xing)編隊(dui)在(zai)軌(gui)(gui)構(gou)型的(de)(de)(de)穩(wen)定性和空間安全性。