🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 80

Radius: 8.6

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.51 AU - 0.51 AU

Year: 243 Days

Day: 13.1 Hours

Environment

Temp: -137 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 22,337,622 km

• M1: 108,010 km (0.063 R)
• M2: 412,741 km (0.116 R)
• M3: 698,921 km (0.106 R)
• M4: 1,065,436 km (0.12 R)
• M5: 1,475,035 km (0.103 R)
• M6: 1,797,418 km (0.066 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 469.9

Radius: 13.5

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.47 AU - 0.67 AU

Year: 287 Days

Day: 5.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 22,337,622 km

• M1: 167,849 km (0.106 R)
• M2: 592,856 km (0.078 R)
• M3: 1,355,806 km (0.085 R)
• M4: 1,820,456 km (0.072 R)
• M5: 2,267,754 km (0.062 R)
• M6: 2,943,338 km (0.1 R)
• M7: 3,370,141 km (0.108 R)
• M8: 3,951,029 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 991.9

Radius: 8.4

Gravity: 14.06 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.88 AU - 1.06 AU

Year: 637 Days

Day: 6.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 123.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 22,337,622 km

• M1: 104,419 km (0.111 R)
• M2: 530,324 km (0.105 R)
• M3: 807,829 km (0.058 R)
• M4: 1,271,731 km (0.118 R)
• M5: 1,557,463 km (0.07 R)
• M6: 2,053,680 km (0.081 R)
• M7: 2,697,698 km (0.059 R)
• M8: 3,150,082 km (0.034 R)
• M9: 3,666,494 km (0.082 R)
• M10: 4,175,426 km (0.103 R)
• M11: 4,629,157 km (0.061 R)
• M12: 6,867,889 km (0.052 R)
• M13: 7,927,939 km (0.104 R)
• M14: 8,421,313 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 226.9

Radius: 11.2

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.88 AU - 1.22 AU

Year: 717 Days

Day: 5.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 22,337,622 km

• M1: 139,276 km (0.117 R)
• M2: 583,581 km (0.098 R)
• M3: 1,240,765 km (0.028 R)
• M4: 1,652,458 km (0.1 R)
• M5: 2,023,012 km (0.044 R)
• M6: 2,543,912 km (0.093 R)
• M7: 3,021,428 km (0.114 R)
• M8: 3,510,314 km (0.091 R)
• M9: 4,419,420 km (0.109 R)
• M10: 4,794,761 km (0.067 R)
• M11: 5,659,736 km (0.049 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 67.9

Radius: 12.5

Gravity: 0.43 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.28 AU - 1.52 AU

Year: 1105 Days

Day: 7.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 22,337,622 km

• M1: 156,629 km (0.072 R)
• M2: 565,929 km (0.047 R)
• M3: 1,106,725 km (0.11 R)
• M4: 1,546,992 km (0.028 R)
• M5: 2,559,919 km (0.045 R)
• M6: 4,334,150 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 828.5

Radius: 8.2

Gravity: 12.32 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 3.03 AU - 3.13 AU

Year: 3605 Days

Day: 11.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 22,337,622 km

• M1: 102,325 km (0.116 R)
• M2: 383,868 km (0.114 R)
• M3: 698,472 km (0.082 R)
• M4: 994,676 km (0.031 R)
• M5: 1,365,230 km (0.079 R)
• M6: 1,763,310 km (0.037 R)
• M7: 2,828,447 km (0.071 R)
• M8: 3,499,543 km (0.099 R)
• M9: 3,872,939 km (0.07 R)
• M10: 4,530,422 km (0.072 R)
• M11: 5,051,322 km (0.042 R)
• M12: 5,950,106 km (0.072 R)
• M13: 7,851,046 km (0.096 R)
• M14: 8,238,953 km (0.081 R)
• M15: 9,480,167 km (0.117 R)
• M16: 10,332,127 km (0.108 R)
• M17: 11,102,406 km (0.065 R)
• M18: 11,636,620 km (0.093 R)
• M19: 13,794,270 km (0.106 R)
• M20: 15,209,616 km (0.091 R)
• M21: 16,546,871 km (0.106 R)
• M22: 18,573,024 km (0.087 R)
• M23: 19,325,951 km (0.12 R)
• M24: 22,471,994 km (0.105 R)
• M25: 23,982,035 km (0.105 R)
• M26: 24,874,685 km (0.119 R)
• M27: 25,253,168 km (0.057 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 489.4

Radius: 8

Gravity: 7.65 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 3.15 AU - 3.19 AU

Year: 3764 Days

Day: 13.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 22,337,622 km

• M1: 99,483 km (0.078 R)
• M2: 499,507 km (0.104 R)
• M3: 848,818 km (0.062 R)
• M4: 1,291,030 km (0.075 R)
• M5: 1,711,998 km (0.108 R)
• M6: 2,543,463 km (0.104 R)
• M7: 4,393,689 km (0.11 R)
• M8: 5,196,880 km (0.105 R)
• M9: 5,476,778 km (0.064 R)
• M10: 6,206,666 km (0.071 R)
• M11: 8,504,041 km (0.087 R)
• M12: 11,147,285 km (0.106 R)
• M13: 13,469,343 km (0.107 R)
• M14: 13,756,422 km (0.025 R)
• M15: 14,096,607 km (0.114 R)
• M16: 18,102,539 km (0.104 R)
• M17: 18,747,605 km (0.062 R)
• M18: 19,529,404 km (0.113 R)
• M19: 20,207,830 km (0.048 R)
• M20: 20,647,797 km (0.105 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 415 - 11,271 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit