🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 790.4

Radius: 11

Gravity: 6.53 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.76 AU - 0.94 AU

Year: 532 Days

Day: 13.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 72,584,109 km

• M1: 136,732 km (0.116 R)
• M2: 547,079 km (0.097 R)
• M3: 1,111,213 km (0.116 R)
• M4: 1,726,808 km (0.107 R)
• M5: 2,848,343 km (0.097 R)
• M6: 3,457,356 km (0.106 R)
• M7: 3,854,838 km (0.101 R)
• M8: 4,870,757 km (0.074 R)
• M9: 5,286,340 km (0.05 R)
• M10: 5,944,870 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 107.3

Radius: 10.4

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.07 AU - 1.21 AU

Year: 826 Days

Day: 6.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 72,584,109 km

• M1: 129,552 km (0.049 R)
• M2: 1,103,883 km (0.072 R)
• M3: 1,629,121 km (0.103 R)
• M4: 2,673,464 km (0.063 R)
• M5: 3,302,672 km (0.103 R)
• M6: 4,218,660 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 67.9

Radius: 9.4

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.77 AU - 1.95 AU

Year: 1721 Days

Day: 8 Hours

Environment

Temp: -193 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 72,584,109 km

• M1: 116,836 km (0.072 R)
• M2: 421,268 km (0.071 R)
• M3: 752,328 km (0.117 R)
• M4: 1,270,086 km (0.063 R)
• M5: 1,811,630 km (0.058 R)
• M6: 2,839,218 km (0.1 R)
• M7: 3,609,497 km (0.111 R)
• M8: 4,589,513 km (0.098 R)
• M9: 6,330,533 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 749.6

Radius: 13.1

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 3.56 AU - 5.16 AU

Year: 6175 Days

Day: 10.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 125 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 72,584,109 km

• M1: 163,062 km (0.065 R)
• M2: 834,008 km (0.077 R)
• M3: 1,691,653 km (0.09 R)
• M4: 2,327,144 km (0.099 R)
• M5: 3,477,403 km (0.085 R)
• M6: 3,984,090 km (0.088 R)
• M7: 4,539,996 km (0.088 R)
• M8: 5,351,714 km (0.117 R)
• M9: 6,662,192 km (0.107 R)
• M10: 10,743,072 km (0.111 R)
• M11: 13,195,579 km (0.063 R)
• M12: 13,806,387 km (0.113 R)
• M13: 14,846,541 km (0.114 R)
• M14: 15,264,817 km (0.077 R)
• M15: 16,000,390 km (0.104 R)
• M16: 17,675,288 km (0.065 R)
• M17: 22,447,908 km (0.076 R)
• M18: 25,383,019 km (0.058 R)
• M19: 27,031,138 km (0.059 R)
• M20: 32,804,569 km (0.095 R)
• M21: 35,391,266 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 599

Radius: 13.1

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 4.33 AU - 4.73 AU

Year: 6539 Days

Day: 10.3 Hours

Environment

Temp: -213 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 72,584,109 km

• M1: 195,225 km (0.118 R)
• M2: 680,820 km (0.082 R)
• M3: 3,130,784 km (0.046 R)
• M4: 5,108,019 km (0.118 R)
• M5: 6,231,350 km (0.102 R)
• M6: 6,903,792 km (0.072 R)
• M7: 9,515,023 km (0.05 R)
• M8: 11,701,097 km (0.069 R)
• M9: 12,516,555 km (0.078 R)
• M10: 14,203,869 km (0.094 R)
• M11: 17,367,565 km (0.082 R)
• M12: 18,226,556 km (0.099 R)
• M13: 20,029,360 km (0.092 R)
• M14: 20,753,413 km (0.084 R)
• M15: 23,425,979 km (0.093 R)
• M16: 27,987,667 km (0.109 R)
• M17: 29,076,441 km (0.078 R)
• M18: 30,571,671 km (0.096 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 706.9

Radius: 7.2

Gravity: 13.64 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 8.06 AU - 9.96 AU

Year: 18343 Days

Day: 19.7 Hours

Environment

Temp: -238 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 72,584,109 km

• M1: 89,609 km (0.075 R)
• M2: 556,055 km (0.057 R)
• M3: 1,168,808 km (0.075 R)
• M4: 1,408,314 km (0.11 R)
• M5: 1,821,354 km (0.063 R)
• M6: 2,228,410 km (0.039 R)
• M7: 4,098,982 km (0.108 R)
• M8: 4,423,011 km (0.109 R)
• M9: 5,384,177 km (0.088 R)
• M10: 6,349,532 km (0.11 R)
• M11: 7,238,293 km (0.084 R)
• M12: 8,882,224 km (0.107 R)
• M13: 12,019,740 km (0.026 R)
• M14: 14,015,675 km (0.083 R)
• M15: 14,978,337 km (0.095 R)
• M16: 15,437,303 km (0.098 R)
• M17: 22,286,044 km (0.112 R)
• M18: 24,955,169 km (0.111 R)
• M19: 28,175,413 km (0.08 R)
• M20: 39,334,067 km (0.115 R)
• M21: 55,261,453 km (0.081 R)
• M22: 55,807,037 km (0.074 R)
• M23: 62,835,294 km (0.101 R)
• M24: 68,949,359 km (0.088 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 325 - 14,732 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit