🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 830.3

Radius: 14.9

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.67 AU - 0.67 AU

Year: 385 Days

Day: 7.8 Hours

Environment

Temp: -159 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 61,862,043 km

• M1: 185,352 km (0.034 R)
• M2: 845,527 km (0.059 R)
• M3: 1,327,382 km (0.069 R)
• M4: 1,816,118 km (0.089 R)
• M5: 2,683,786 km (0.092 R)
• M6: 3,425,791 km (0.078 R)
• M7: 4,468,788 km (0.11 R)
• M8: 5,072,714 km (0.117 R)
• M9: 5,549,034 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 585

Radius: 9.1

Gravity: 7.06 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.78 AU - 0.82 AU

Year: 503 Days

Day: 7.4 Hours

Environment

Temp: -165 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 61,862,043 km

• M1: 113,096 km (0.109 R)
• M2: 449,691 km (0.066 R)
• M3: 752,926 km (0.081 R)
• M4: 1,257,669 km (0.094 R)
• M5: 1,619,846 km (0.097 R)
• M6: 2,421,840 km (0.117 R)
• M7: 2,868,838 km (0.093 R)
• M8: 3,783,629 km (0.103 R)
• M9: 4,146,853 km (0.092 R)
• M10: 4,974,877 km (0.058 R)
• M11: 5,962,373 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 719.8

Radius: 14.2

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.85 AU - 1.33 AU

Year: 800 Days

Day: 5.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 61,862,043 km

• M1: 176,525 km (0.046 R)
• M2: 667,207 km (0.12 R)
• M3: 1,127,220 km (0.116 R)
• M4: 1,709,455 km (0.051 R)
• M5: 2,437,099 km (0.086 R)
• M6: 3,077,976 km (0.038 R)
• M7: 4,101,375 km (0.093 R)
• M8: 4,908,157 km (0.118 R)
• M9: 5,452,992 km (0.103 R)
• M10: 6,578,716 km (0.072 R)
• M11: 7,520,734 km (0.116 R)
• M12: 8,272,463 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 601.2

Radius: 12.4

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 3.87 AU - 4.39 AU

Year: 5900 Days

Day: 12.8 Hours

Environment

Temp: -213 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 61,862,043 km

• M1: 154,235 km (0.091 R)
• M2: 609,611 km (0.115 R)
• M3: 1,039,107 km (0.042 R)
• M4: 1,931,159 km (0.075 R)
• M5: 2,534,487 km (0.092 R)
• M6: 3,160,704 km (0.073 R)
• M7: 3,796,944 km (0.082 R)
• M8: 4,671,642 km (0.045 R)
• M9: 6,619,407 km (0.098 R)
• M10: 7,304,116 km (0.056 R)
• M11: 8,111,496 km (0.119 R)
• M12: 8,695,376 km (0.1 R)
• M13: 10,301,010 km (0.097 R)
• M14: 10,893,268 km (0.116 R)
• M15: 11,364,202 km (0.045 R)
• M16: 12,046,369 km (0.104 R)
• M17: 12,859,134 km (0.063 R)
• M18: 15,755,199 km (0.071 R)
• M19: 17,482,606 km (0.112 R)
• M20: 18,657,846 km (0.116 R)
• M21: 20,164,746 km (0.114 R)
• M22: 21,899,632 km (0.046 R)
• M23: 22,879,947 km (0.098 R)
• M24: 24,847,159 km (0.111 R)
• M25: 25,747,439 km (0.081 R)
• M26: 26,163,770 km (0.073 R)
• M27: 29,115,486 km (0.106 R)
• M28: 31,045,597 km (0.069 R)
• M29: 31,802,862 km (0.044 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 286

Radius: 3

Gravity: 31.78 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 6.62 AU - 8.18 AU

Year: 14150 Days

Day: 20.1 Hours

Environment

Temp: -229 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 61,862,043 km

• M1: 47,572 km (0.058 R)
• M2: 996,172 km (0.108 R)
• M3: 1,103,883 km (0.109 R)
• M4: 1,304,793 km (0.094 R)
• M5: 2,416,454 km (0.062 R)
• M6: 2,572,036 km (0.092 R)
• M7: 2,713,556 km (0.107 R)
• M8: 3,215,606 km (0.061 R)
• M9: 5,312,819 km (0.088 R)
• M10: 7,791,955 km (0.078 R)
• M11: 9,588,924 km (0.099 R)
• M12: 10,077,810 km (0.118 R)
• M13: 16,253,360 km (0.073 R)
• M14: 17,805,737 km (0.114 R)
• M15: 20,554,448 km (0.115 R)
• M16: 21,283,289 km (0.052 R)
• M17: 24,550,955 km (0.076 R)
• M18: 26,209,248 km (0.109 R)
• M19: 26,682,725 km (0.102 R)
• M20: 32,058,076 km (0.055 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 495.7

Radius: 7.3

Gravity: 9.3 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 7.37 AU - 9.51 AU

Year: 17235 Days

Day: 22.3 Hours

Environment

Temp: -243 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 61,862,043 km

• M1: 90,956 km (0.11 R)
• M2: 378,483 km (0.027 R)
• M3: 1,115,103 km (0.043 R)
• M4: 2,134,014 km (0.105 R)
• M5: 2,561,714 km (0.103 R)
• M6: 3,144,248 km (0.065 R)
• M7: 3,561,177 km (0.112 R)
• M8: 4,505,738 km (0.082 R)
• M9: 4,832,759 km (0.087 R)
• M10: 6,669,223 km (0.026 R)
• M11: 7,269,559 km (0.072 R)
• M12: 8,236,709 km (0.045 R)
• M13: 10,368,030 km (0.052 R)
• M14: 10,708,066 km (0.102 R)
• M15: 14,529,544 km (0.108 R)
• M16: 14,955,598 km (0.071 R)
• M17: 15,536,487 km (0.043 R)
• M18: 16,436,019 km (0.116 R)
• M19: 20,738,154 km (0.118 R)
• M20: 21,460,413 km (0.084 R)
• M21: 22,386,723 km (0.07 R)
• M22: 22,669,762 km (0.119 R)
• M23: 23,728,017 km (0.101 R)
• M24: 24,219,746 km (0.097 R)
• M25: 24,617,975 km (0.057 R)
• M26: 25,223,547 km (0.095 R)
• M27: 28,844,414 km (0.05 R)
• M28: 29,743,946 km (0.104 R)
• M29: 30,546,389 km (0.089 R)
• M30: 31,955,452 km (0.107 R)
• M31: 35,923,834 km (0.094 R)
• M32: 39,931,561 km (0.119 R)
• M33: 56,467,811 km (0.085 R)
• M34: 59,484,153 km (0.025 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: 247 - 16,755 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit