深宇宙通信実験機 (しんえん2) ・外観 衛星の形状 球形(sphere)Size 490×490×475 mm Structure : 2.85 kg, material of CFRP(inside frame) Heat control unit : 0.65 kg, porous insulation material multilayer insulation materials,paint,heater,heat storage material Satellite control unit : 0.26 kg ×2 Tx: 1.50 kg, 437MHz(×3) total,contain the antenna Rx: 0.50 kg, 145MHz(×1) total,contain the antenna Battery: 2.90 kg, Li-ion battery Solar cell battery: 1.550 kg, solar-cell battery (4×9.4 mm)×192 Mass of the structure: 10.21 kg