🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.71 AU - 0.87 AU

Year: 256 Days

Day: 45.7 Hours

Environment

Temp: 114 °C

Axial Tilt: 34.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 25,643,146 km

• M1: 273,166 km (0.045 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.7 AU - 2.26 AU

Year: 1018 Days

Day: 31.9 Hours

Environment

Temp: -74 °C

Axial Tilt: 19.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 25,643,146 km

• M1: 74,949 km (0.099 R)
• M2: 793,467 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 8.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137

Radius: 9.6

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 7.19 AU - 9.43 AU

Year: 8750 Days

Day: 7.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 25,643,146 km

• M1: 134,339 km (0.065 R)
• M2: 265,536 km (0.082 R)
• M3: 354,996 km (0.048 R)
• M4: 430,842 km (0.12 R)
• M5: 522,994 km (0.106 R)
• M6: 696,976 km (0.093 R)
• M7: 1,260,960 km (0.111 R)
• M8: 1,514,080 km (0.093 R)
• M9: 1,861,297 km (0.102 R)
• M10: 1,955,992 km (0.107 R)
• M11: 2,052,333 km (0.093 R)
• M12: 2,150,320 km (0.076 R)
• M13: 2,233,197 km (0.113 R)
• M14: 2,558,124 km (0.118 R)
• M15: 2,843,407 km (0.07 R)
• M16: 3,064,213 km (0.112 R)
• M17: 3,139,162 km (0.081 R)
• M18: 3,542,328 km (0.041 R)
• M19: 3,700,303 km (0.089 R)
• M20: 4,023,285 km (0.089 R)
• M21: 4,208,936 km (0.062 R)
• M22: 4,334,299 km (0.104 R)
• M23: 4,482,251 km (0.077 R)
• M24: 4,826,626 km (0.074 R)
• M25: 4,913,991 km (0.095 R)
• M26: 5,224,257 km (0.116 R)
• M27: 5,427,112 km (0.106 R)
• M28: 5,586,583 km (0.091 R)
• M29: 5,655,548 km (0.037 R)
• M30: 6,074,721 km (0.119 R)
• M31: 7,017,187 km (0.111 R)
• M32: 7,216,152 km (0.085 R)
• M33: 7,594,186 km (0.117 R)
• M34: 7,721,793 km (0.09 R)
• M35: 8,108,504 km (0.096 R)
• M36: 8,767,034 km (0.069 R)
• M37: 8,954,629 km (0.039 R)
• M38: 9,116,345 km (0.105 R)
• M39: 9,607,474 km (0.1 R)
• M40: 10,360,401 km (0.087 R)
• M41: 10,473,497 km (0.071 R)
• M42: 12,100,523 km (0.093 R)
• M43: 12,219,752 km (0.107 R)
• M44: 12,279,592 km (0.097 R)
• M45: 13,156,983 km (0.114 R)
• M46: 14,242,615 km (0.079 R)
• M47: 14,400,141 km (0.102 R)
• M48: 14,494,837 km (0.043 R)
• M49: 14,653,261 km (0.114 R)
• M50: 14,907,877 km (0.063 R)
• M51: 15,099,661 km (0.106 R)
• M52: 15,324,656 km (0.073 R)
• M53: 15,615,475 km (0.117 R)
• M54: 15,777,938 km (0.045 R)
• M55: 16,006,224 km (0.088 R)
• M56: 16,664,455 km (0.116 R)
• M57: 17,600,788 km (0.119 R)
• M58: 17,803,643 km (0.033 R)
• M59: 18,007,245 km (0.12 R)
• M60: 18,382,736 km (0.09 R)
• M61: 19,454,455 km (0.092 R)
• M62: 19,874,825 km (0.096 R)
• M63: 20,050,752 km (0.067 R)
• M64: 20,475,311 km (0.115 R)
• M65: 20,867,108 km (0.106 R)
• M66: 21,081,930 km (0.085 R)
• M67: 21,585,926 km (0.105 R)
• M68: 22,276,170 km (0.115 R)
• M69: 23,306,600 km (0.1 R)
• M70: 23,492,251 km (0.042 R)
• M71: 23,603,851 km (0.101 R)
• M72: 23,939,848 km (0.077 R)
• M73: 24,277,341 km (0.091 R)
• M74: 24,390,138 km (0.103 R)
• M75: 24,578,631 km (0.096 R)
• M76: 24,654,178 km (0.045 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 422 - 18,088 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit