🌌 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: 993.4

Radius: 9.4

Gravity: 11.24 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.65 AU - 0.69 AU

Year: 372 Days

Day: 6.1 Hours

Environment

Temp: -146 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 56,172,278 km

• M1: 117,285 km (0.078 R)
• M2: 463,155 km (0.048 R)
• M3: 965,056 km (0.115 R)
• M4: 1,365,829 km (0.118 R)
• M5: 1,730,099 km (0.099 R)
• M6: 2,022,563 km (0.061 R)
• M7: 2,844,753 km (0.066 R)
• M8: 3,221,291 km (0.045 R)
• M9: 4,226,439 km (0.041 R)
• M10: 5,232,335 km (0.043 R)
• M11: 5,765,652 km (0.059 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 989

Radius: 10

Gravity: 9.89 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.24 AU - 1.42 AU

Year: 1040 Days

Day: 14.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 56,172,278 km

• M1: 124,316 km (0.114 R)
• M2: 441,314 km (0.027 R)
• M3: 906,413 km (0.059 R)
• M4: 1,427,762 km (0.108 R)
• M5: 1,782,309 km (0.09 R)
• M6: 2,251,897 km (0.045 R)
• M7: 2,829,345 km (0.112 R)
• M8: 3,411,280 km (0.063 R)
• M9: 4,020,144 km (0.115 R)
• M10: 4,681,067 km (0.118 R)
• M11: 6,173,455 km (0.052 R)
• M12: 6,544,159 km (0.067 R)
• M13: 6,929,822 km (0.084 R)
• M14: 7,305,014 km (0.073 R)
• M15: 7,906,696 km (0.101 R)
• M16: 8,316,744 km (0.117 R)
• M17: 10,132,264 km (0.114 R)
• M18: 10,748,158 km (0.113 R)
• M19: 11,736,103 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 991.4

Radius: 11.9

Gravity: 7 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.98 AU - 2.68 AU

Year: 2412 Days

Day: 9.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 56,172,278 km

• M1: 148,251 km (0.108 R)
• M2: 558,598 km (0.103 R)
• M3: 1,097,151 km (0.099 R)
• M4: 1,533,827 km (0.118 R)
• M5: 2,087,339 km (0.077 R)
• M6: 2,469,711 km (0.098 R)
• M7: 3,396,769 km (0.109 R)
• M8: 4,367,659 km (0.11 R)
• M9: 4,836,948 km (0.092 R)
• M10: 5,772,234 km (0.119 R)
• M11: 6,173,156 km (0.111 R)
• M12: 7,837,881 km (0.101 R)
• M13: 10,749,654 km (0.092 R)
• M14: 12,825,025 km (0.107 R)
• M15: 14,905,034 km (0.111 R)
• M16: 16,340,426 km (0.12 R)
• M17: 16,713,224 km (0.117 R)
• M18: 18,490,746 km (0.11 R)
• M19: 19,663,593 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 256.4

Radius: 9

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 2.64 AU - 3.04 AU

Year: 3246 Days

Day: 8 Hours

Environment

Temp: -219 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 56,172,278 km

• M1: 113,395 km (0.068 R)
• M2: 663,018 km (0.069 R)
• M3: 1,058,405 km (0.057 R)
• M4: 1,473,539 km (0.091 R)
• M5: 2,125,337 km (0.075 R)
• M6: 2,706,225 km (0.117 R)
• M7: 3,003,626 km (0.108 R)
• M8: 3,491,016 km (0.045 R)
• M9: 3,862,916 km (0.117 R)
• M10: 7,169,179 km (0.117 R)
• M11: 8,565,076 km (0.042 R)
• M12: 9,613,758 km (0.106 R)
• M13: 12,936,925 km (0.066 R)
• M14: 15,692,517 km (0.113 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 654.1

Radius: 5

Gravity: 26.16 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 6.28 AU - 6.62 AU

Year: 11110 Days

Day: 21.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 56,172,278 km

• M1: 62,233 km (0.052 R)
• M2: 250,576 km (0.112 R)
• M3: 608,115 km (0.113 R)
• M4: 796,758 km (0.078 R)
• M5: 1,734,887 km (0.072 R)
• M6: 1,946,418 km (0.09 R)
• M7: 2,881,105 km (0.098 R)
• M8: 3,250,463 km (0.093 R)
• M9: 3,547,564 km (0.108 R)
• M10: 3,729,176 km (0.11 R)
• M11: 4,055,000 km (0.108 R)
• M12: 4,428,995 km (0.065 R)
• M13: 5,279,159 km (0.108 R)
• M14: 7,010,156 km (0.077 R)
• M15: 9,526,542 km (0.079 R)
• M16: 10,186,717 km (0.064 R)
• M17: 10,876,663 km (0.102 R)
• M18: 14,601,201 km (0.079 R)
• M19: 16,965,895 km (0.048 R)
• M20: 18,469,952 km (0.085 R)
• M21: 20,472,020 km (0.119 R)
• M22: 21,226,741 km (0.118 R)
• M23: 23,511,400 km (0.063 R)
• M24: 24,153,324 km (0.106 R)
• M25: 25,472,329 km (0.057 R)
• M26: 25,664,562 km (0.116 R)
• M27: 26,052,020 km (0.11 R)
• M28: 27,438,643 km (0.117 R)
• M29: 30,358,345 km (0.087 R)
• M30: 32,116,269 km (0.048 R)
• M31: 36,806,013 km (0.083 R)
• M32: 37,298,639 km (0.11 R)
• M33: 38,297,055 km (0.1 R)
• M34: 40,871,036 km (0.087 R)
• M35: 48,391,770 km (0.065 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 807.6

Radius: 6.5

Gravity: 19.11 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 5.68 AU - 7.66 AU

Year: 11684 Days

Day: 16.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 56,172,278 km

• M1: 80,783 km (0.106 R)
• M2: 564,134 km (0.106 R)
• M3: 781,200 km (0.077 R)
• M4: 2,078,363 km (0.1 R)
• M5: 3,564,020 km (0.107 R)
• M6: 3,862,467 km (0.036 R)
• M7: 4,666,107 km (0.088 R)
• M8: 5,329,723 km (0.116 R)
• M9: 8,574,202 km (0.119 R)
• M10: 8,913,191 km (0.045 R)
• M11: 10,468,560 km (0.067 R)
• M12: 11,138,609 km (0.063 R)
• M13: 11,836,782 km (0.112 R)
• M14: 12,075,839 km (0.1 R)
• M15: 15,132,124 km (0.036 R)
• M16: 17,331,512 km (0.109 R)
• M17: 18,030,882 km (0.097 R)
• M18: 19,735,400 km (0.114 R)
• M19: 27,841,211 km (0.086 R)
• M20: 35,262,612 km (0.084 R)
• M21: 35,882,695 km (0.06 R)
• M22: 39,756,981 km (0.095 R)
• M23: 40,563,911 km (0.105 R)
• M24: 42,349,661 km (0.1 R)
• M25: 43,474,338 km (0.06 R)
• M26: 44,474,549 km (0.05 R)
• M27: 52,873,722 km (0.081 R)
• M28: 54,013,059 km (0.101 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 317 - 19,748 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit