🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 775.8

Radius: 8.8

Gravity: 10.02 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.86 AU - 1.02 AU

Year: 598 Days

Day: 7 Hours

Environment

Temp: -163 °C

Axial Tilt: 177.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 37,454,826 km

• M1: 109,506 km (0.072 R)
• M2: 466,596 km (0.034 R)
• M3: 828,174 km (0.108 R)
• M4: 1,126,023 km (0.035 R)
• M5: 1,431,801 km (0.077 R)
• M6: 1,818,512 km (0.103 R)
• M7: 2,508,607 km (0.099 R)
• M8: 3,038,632 km (0.044 R)
• M9: 3,682,800 km (0.065 R)
• M10: 4,383,816 km (0.107 R)
• M11: 5,205,856 km (0.091 R)
• M12: 5,953,696 km (0.081 R)
• M13: 7,024,368 km (0.098 R)
• M14: 7,549,307 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 271.8

Radius: 11.3

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.84 AU - 1.04 AU

Year: 598 Days

Day: 6 Hours

Environment

Temp: -162 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 37,454,826 km

• M1: 140,472 km (0.104 R)
• M2: 692,040 km (0.119 R)
• M3: 1,153,250 km (0.085 R)
• M4: 1,908,869 km (0.096 R)
• M5: 2,415,706 km (0.102 R)
• M6: 3,838,083 km (0.068 R)
• M7: 4,291,664 km (0.091 R)
• M8: 4,957,075 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 817.1

Radius: 14.7

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1 AU - 1.38 AU

Year: 852 Days

Day: 5.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 37,454,826 km

• M1: 182,809 km (0.072 R)
• M2: 640,877 km (0.119 R)
• M3: 1,110,615 km (0.058 R)
• M4: 1,604,288 km (0.098 R)
• M5: 2,116,062 km (0.109 R)
• M6: 2,690,667 km (0.066 R)
• M7: 3,286,665 km (0.12 R)
• M8: 3,817,289 km (0.031 R)
• M9: 4,322,331 km (0.075 R)
• M10: 4,818,547 km (0.085 R)
• M11: 5,333,912 km (0.086 R)
• M12: 6,050,785 km (0.06 R)
• M13: 7,580,573 km (0.112 R)
• M14: 8,462,452 km (0.101 R)
• M15: 9,467,900 km (0.062 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.8

Radius: 10.7

Gravity: 5.74 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.27 AU - 1.35 AU

Year: 984 Days

Day: 12.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 37,454,826 km

• M1: 133,142 km (0.034 R)
• M2: 695,780 km (0.107 R)
• M3: 1,204,861 km (0.045 R)
• M4: 1,546,692 km (0.059 R)
• M5: 2,279,722 km (0.058 R)
• M6: 2,812,290 km (0.094 R)
• M7: 3,203,190 km (0.1 R)
• M8: 3,735,459 km (0.119 R)
• M9: 4,079,235 km (0.053 R)
• M10: 4,427,199 km (0.114 R)
• M11: 5,145,568 km (0.078 R)
• M12: 5,836,262 km (0.075 R)
• M13: 6,193,501 km (0.09 R)
• M14: 6,565,402 km (0.091 R)
• M15: 7,281,976 km (0.115 R)
• M16: 7,897,272 km (0.119 R)
• M17: 9,401,329 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 527

Radius: 12

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.6 AU - 2.48 AU

Year: 1911 Days

Day: 10.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 37,454,826 km

• M1: 150,196 km (0.115 R)
• M2: 538,702 km (0.048 R)
• M3: 972,386 km (0.117 R)
• M4: 1,420,282 km (0.032 R)
• M5: 2,040,216 km (0.042 R)
• M6: 2,458,641 km (0.063 R)
• M7: 3,096,676 km (0.083 R)
• M8: 3,654,078 km (0.071 R)
• M9: 4,165,702 km (0.056 R)
• M10: 4,745,095 km (0.102 R)
• M11: 5,377,744 km (0.112 R)
• M12: 5,923,627 km (0.074 R)
• M13: 6,357,162 km (0.104 R)
• M14: 6,786,059 km (0.11 R)
• M15: 8,426,998 km (0.075 R)
• M16: 9,228,393 km (0.103 R)
• M17: 10,318,214 km (0.083 R)
• M18: 10,841,058 km (0.041 R)
• M19: 13,111,655 km (0.05 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 944

Radius: 11.9

Gravity: 6.67 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 2.75 AU - 2.93 AU

Year: 3140 Days

Day: 12.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 37,454,826 km

• M1: 148,102 km (0.045 R)
• M2: 521,648 km (0.109 R)
• M3: 1,060,649 km (0.076 R)
• M4: 1,524,103 km (0.101 R)
• M5: 3,815,045 km (0.088 R)
• M6: 5,929,012 km (0.044 R)
• M7: 6,508,555 km (0.065 R)
• M8: 9,025,838 km (0.104 R)
• M9: 9,675,990 km (0.114 R)
• M10: 10,480,827 km (0.078 R)
• M11: 11,548,956 km (0.025 R)
• M12: 14,152,557 km (0.092 R)
• M13: 15,890,286 km (0.079 R)
• M14: 17,067,621 km (0.118 R)
• M15: 17,531,225 km (0.102 R)
• M16: 18,362,690 km (0.093 R)
• M17: 19,785,366 km (0.12 R)
• M18: 21,213,726 km (0.091 R)
• M19: 22,157,838 km (0.08 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 377.4

Radius: 13.8

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 5.19 AU - 6.53 AU

Year: 9306 Days

Day: 8.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 37,454,826 km

• M1: 171,589 km (0.118 R)
• M2: 619,335 km (0.076 R)
• M3: 1,188,405 km (0.113 R)
• M4: 1,663,080 km (0.108 R)
• M5: 2,282,714 km (0.118 R)
• M6: 3,546,517 km (0.077 R)
• M7: 4,142,215 km (0.097 R)
• M8: 4,776,361 km (0.045 R)
• M9: 5,413,947 km (0.085 R)
• M10: 6,510,948 km (0.057 R)
• M11: 9,186,805 km (0.039 R)
• M12: 12,741,849 km (0.104 R)
• M13: 13,856,802 km (0.042 R)
• M14: 20,653,332 km (0.099 R)
• M15: 21,721,611 km (0.107 R)
• M16: 23,474,599 km (0.11 R)
• M17: 24,553,798 km (0.085 R)
• M18: 26,190,249 km (0.055 R)
• M19: 26,900,540 km (0.115 R)
• M20: 27,441,785 km (0.099 R)
• M21: 29,967,595 km (0.048 R)
• M22: 32,137,363 km (0.079 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 351 - 14,439 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit