🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 222.4

Radius: 8.7

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.51 AU - 0.67 AU

Year: 302 Days

Day: 9 Hours

Environment

Temp: -141 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 60,957,969 km

• M1: 108,159 km (0.107 R)
• M2: 447,597 km (0.09 R)
• M3: 792,121 km (0.093 R)
• M4: 1,122,732 km (0.095 R)
• M5: 1,507,049 km (0.09 R)
• M6: 1,848,581 km (0.118 R)
• M7: 2,427,674 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 40.1

Radius: 14.5

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 2.02 AU - 3.18 AU

Year: 2796 Days

Day: 9.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 60,957,969 km

• M1: 180,415 km (0.114 R)
• M2: 708,496 km (0.111 R)
• M3: 1,357,900 km (0.119 R)
• M4: 2,325,948 km (0.074 R)
• M5: 2,802,417 km (0.035 R)
• M6: 4,374,990 km (0.094 R)
• M7: 5,058,353 km (0.106 R)
• M8: 5,626,077 km (0.058 R)
• M9: 6,355,666 km (0.063 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 641.9

Radius: 12

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 2.33 AU - 3.39 AU

Year: 3225 Days

Day: 14.3 Hours

Environment

Temp: -213 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 60,957,969 km

• M1: 149,299 km (0.061 R)
• M2: 965,654 km (0.102 R)
• M3: 1,520,214 km (0.112 R)
• M4: 2,268,053 km (0.086 R)
• M5: 2,695,604 km (0.075 R)
• M6: 3,124,651 km (0.066 R)
• M7: 4,164,506 km (0.106 R)
• M8: 5,147,064 km (0.108 R)
• M9: 6,001,418 km (0.047 R)
• M10: 6,448,566 km (0.068 R)
• M11: 7,729,273 km (0.044 R)
• M12: 8,158,320 km (0.083 R)
• M13: 11,283,719 km (0.066 R)
• M14: 12,230,224 km (0.119 R)
• M15: 13,322,438 km (0.102 R)
• M16: 13,892,406 km (0.062 R)
• M17: 16,016,098 km (0.088 R)
• M18: 19,656,113 km (0.114 R)
• M19: 21,280,895 km (0.05 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317.2

Radius: 13.8

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 2.43 AU - 3.81 AU

Year: 3675 Days

Day: 5.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 60,957,969 km

• M1: 171,589 km (0.089 R)
• M2: 655,687 km (0.079 R)
• M3: 1,378,395 km (0.112 R)
• M4: 2,055,176 km (0.058 R)
• M5: 2,486,317 km (0.118 R)
• M6: 2,978,643 km (0.12 R)
• M7: 3,946,392 km (0.101 R)
• M8: 4,388,454 km (0.081 R)
• M9: 4,976,523 km (0.07 R)
• M10: 6,919,949 km (0.11 R)
• M11: 7,781,034 km (0.056 R)
• M12: 8,253,913 km (0.086 R)
• M13: 9,503,055 km (0.12 R)
• M14: 10,758,780 km (0.101 R)
• M15: 11,467,126 km (0.061 R)
• M16: 14,379,946 km (0.069 R)
• M17: 15,045,955 km (0.027 R)
• M18: 16,801,038 km (0.075 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 615.1

Radius: 7

Gravity: 12.55 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 5.71 AU - 8.69 AU

Year: 12883 Days

Day: 20 Hours

Environment

Temp: -231 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 60,957,969 km

• M1: 88,712 km (0.057 R)
• M2: 385,065 km (0.055 R)
• M3: 743,501 km (0.086 R)
• M4: 1,548,338 km (0.08 R)
• M5: 1,828,385 km (0.112 R)
• M6: 2,051,585 km (0.083 R)
• M7: 2,491,553 km (0.069 R)
• M8: 3,158,310 km (0.072 R)
• M9: 3,481,741 km (0.115 R)
• M10: 4,079,534 km (0.105 R)
• M11: 4,313,206 km (0.098 R)
• M12: 5,547,987 km (0.038 R)
• M13: 6,677,151 km (0.111 R)
• M14: 8,271,565 km (0.102 R)
• M15: 9,381,881 km (0.118 R)
• M16: 12,013,307 km (0.062 R)
• M17: 17,580,742 km (0.072 R)
• M18: 21,970,542 km (0.111 R)
• M19: 22,418,887 km (0.084 R)
• M20: 29,788,975 km (0.053 R)
• M21: 33,304,226 km (0.08 R)
• M22: 35,590,231 km (0.106 R)
• M23: 36,583,262 km (0.051 R)
• M24: 37,594,543 km (0.065 R)
• M25: 38,494,823 km (0.043 R)
• M26: 39,673,056 km (0.106 R)
• M27: 39,938,144 km (0.093 R)
• M28: 45,346,555 km (0.059 R)
• M29: 47,252,432 km (0.117 R)
• M30: 47,550,431 km (0.042 R)
• M31: 52,968,268 km (0.117 R)
• M32: 54,261,990 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 554.1

Radius: 6.4

Gravity: 13.53 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 7.44 AU - 9.16 AU

Year: 15946 Days

Day: 24 Hours

Environment

Temp: -228 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 60,957,969 km

• M1: 82,728 km (0.113 R)
• M2: 452,683 km (0.046 R)
• M3: 791,672 km (0.08 R)
• M4: 1,008,140 km (0.099 R)
• M5: 1,690,606 km (0.053 R)
• M6: 1,982,471 km (0.088 R)
• M7: 2,667,480 km (0.098 R)
• M8: 3,888,797 km (0.028 R)
• M9: 4,557,798 km (0.081 R)
• M10: 5,056,258 km (0.082 R)
• M11: 6,005,307 km (0.093 R)
• M12: 7,463,438 km (0.11 R)
• M13: 9,091,811 km (0.107 R)
• M14: 10,713,601 km (0.102 R)
• M15: 13,229,388 km (0.116 R)
• M16: 13,830,024 km (0.08 R)
• M17: 14,240,371 km (0.104 R)
• M18: 15,013,941 km (0.103 R)
• M19: 15,667,385 km (0.074 R)
• M20: 17,108,910 km (0.09 R)
• M21: 17,741,410 km (0.089 R)
• M22: 18,471,597 km (0.039 R)
• M23: 21,230,481 km (0.068 R)
• M24: 27,549,046 km (0.098 R)
• M25: 29,192,379 km (0.119 R)
• M26: 33,278,944 km (0.111 R)
• M27: 34,388,212 km (0.106 R)
• M28: 35,522,014 km (0.082 R)
• M29: 37,334,692 km (0.097 R)
• M30: 44,164,732 km (0.103 R)
• M31: 48,105,888 km (0.115 R)
• M32: 55,641,582 km (0.029 R)
• M33: 56,853,175 km (0.027 R)
• M34: 59,688,503 km (0.064 R)
• M35: 60,775,481 km (0.107 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 466 - 16,864 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit