🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.59 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 821.6

Radius: 13.9

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.15 AU - 1.21 AU

Year: 828 Days

Day: 8 Hours

Environment

Temp: -168 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 34,764,716 km

• M1: 179,966 km (0.102 R)
• M2: 623,524 km (0.041 R)
• M3: 1,229,994 km (0.087 R)
• M4: 2,559,470 km (0.101 R)
• M5: 3,792,755 km (0.063 R)
• M6: 4,526,383 km (0.1 R)
• M7: 4,981,908 km (0.108 R)
• M8: 5,448,803 km (0.1 R)
• M9: 5,965,365 km (0.098 R)
• M10: 7,051,595 km (0.068 R)
• M11: 7,788,963 km (0.107 R)
• M12: 9,058,749 km (0.049 R)
• M13: 9,530,282 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331.9

Radius: 14.5

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.75 AU - 2.15 AU

Year: 1758 Days

Day: 9.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 34,764,716 km

• M1: 180,864 km (0.107 R)
• M2: 641,625 km (0.08 R)
• M3: 1,144,723 km (0.119 R)
• M4: 1,625,979 km (0.096 R)
• M5: 2,357,812 km (0.099 R)
• M6: 2,821,266 km (0.104 R)
• M7: 3,648,542 km (0.052 R)
• M8: 4,415,381 km (0.103 R)
• M9: 5,765,801 km (0.027 R)
• M10: 7,101,112 km (0.106 R)
• M11: 7,895,028 km (0.086 R)
• M12: 8,549,818 km (0.081 R)
• M13: 9,269,982 km (0.102 R)
• M14: 11,401,602 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198.9

Radius: 9.5

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 2.02 AU - 2.72 AU

Year: 2356 Days

Day: 14.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 34,764,716 km

• M1: 120,725 km (0.118 R)
• M2: 471,832 km (0.119 R)
• M3: 891,155 km (0.112 R)
• M4: 1,331,421 km (0.102 R)
• M5: 1,717,832 km (0.12 R)
• M6: 2,373,669 km (0.046 R)
• M7: 3,643,905 km (0.082 R)
• M8: 4,878,536 km (0.114 R)
• M9: 5,401,830 km (0.101 R)
• M10: 6,536,829 km (0.048 R)
• M11: 7,274,944 km (0.071 R)
• M12: 8,204,994 km (0.109 R)
• M13: 8,770,923 km (0.103 R)
• M14: 9,699,477 km (0.092 R)
• M15: 10,267,949 km (0.039 R)
• M16: 11,680,602 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 583.1

Radius: 14.5

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 2.4 AU - 2.42 AU

Year: 2416 Days

Day: 10.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 34,764,716 km

• M1: 182,210 km (0.117 R)
• M2: 807,081 km (0.092 R)
• M3: 1,279,810 km (0.118 R)
• M4: 1,922,482 km (0.047 R)
• M5: 2,604,349 km (0.081 R)
• M6: 3,129,587 km (0.097 R)
• M7: 4,158,372 km (0.082 R)
• M8: 5,591,669 km (0.1 R)
• M9: 6,085,641 km (0.106 R)
• M10: 7,567,259 km (0.098 R)
• M11: 8,298,343 km (0.089 R)
• M12: 8,877,138 km (0.068 R)
• M13: 9,621,237 km (0.106 R)
• M14: 12,065,068 km (0.066 R)
• M15: 14,389,969 km (0.097 R)
• M16: 15,513,748 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 350.6

Radius: 13.8

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.56 AU - 4.08 AU

Year: 3906 Days

Day: 12.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 34,764,716 km

• M1: 171,589 km (0.084 R)
• M2: 759,508 km (0.088 R)
• M3: 1,367,474 km (0.041 R)
• M4: 2,240,677 km (0.092 R)
• M5: 2,850,737 km (0.114 R)
• M6: 3,282,626 km (0.096 R)
• M7: 4,581,884 km (0.103 R)
• M8: 6,012,338 km (0.113 R)
• M9: 6,932,964 km (0.12 R)
• M10: 7,566,511 km (0.104 R)
• M11: 9,054,710 km (0.093 R)
• M12: 9,701,721 km (0.096 R)
• M13: 11,620,763 km (0.063 R)
• M14: 12,780,744 km (0.103 R)
• M15: 13,595,903 km (0.105 R)
• M16: 14,932,560 km (0.108 R)
• M17: 17,700,121 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 299.1

Radius: 11.1

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 4.47 AU - 7.41 AU

Year: 9347 Days

Day: 11.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 34,764,716 km

• M1: 143,764 km (0.099 R)
• M2: 496,815 km (0.08 R)
• M3: 982,559 km (0.115 R)
• M4: 1,393,803 km (0.048 R)
• M5: 2,667,031 km (0.116 R)
• M6: 3,919,763 km (0.067 R)
• M7: 7,730,171 km (0.034 R)
• M8: 9,429,603 km (0.11 R)
• M9: 10,138,397 km (0.087 R)
• M10: 10,882,348 km (0.029 R)
• M11: 12,741,999 km (0.112 R)
• M12: 18,067,084 km (0.09 R)
• M13: 20,734,863 km (0.075 R)
• M14: 21,478,215 km (0.103 R)
• M15: 32,035,038 km (0.107 R)
• M16: 32,928,287 km (0.085 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 425 - 17,376 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit