🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.95 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 904.4

Radius: 12.4

Gravity: 5.88 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.62 AU - 2.18 AU

Year: 1841 Days

Day: 13.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 49,044,519 km

• M1: 154,385 km (0.079 R)
• M2: 582,684 km (0.095 R)
• M3: 1,001,408 km (0.088 R)
• M4: 1,439,580 km (0.059 R)
• M5: 2,497,985 km (0.091 R)
• M6: 3,962,997 km (0.113 R)
• M7: 4,742,552 km (0.119 R)
• M8: 5,248,641 km (0.089 R)
• M9: 5,864,087 km (0.1 R)
• M10: 7,042,918 km (0.083 R)
• M11: 8,064,522 km (0.12 R)
• M12: 9,082,685 km (0.103 R)
• M13: 9,485,851 km (0.053 R)
• M14: 10,879,804 km (0.066 R)
• M15: 12,162,606 km (0.114 R)
• M16: 12,694,726 km (0.116 R)
• M17: 14,566,345 km (0.091 R)
• M18: 16,073,992 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 925

Radius: 13.7

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 2.6 AU - 2.84 AU

Year: 3153 Days

Day: 7.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 49,044,519 km

• M1: 170,392 km (0.057 R)
• M2: 634,295 km (0.102 R)
• M3: 1,476,381 km (0.112 R)
• M4: 2,108,283 km (0.104 R)
• M5: 2,766,214 km (0.043 R)
• M6: 3,965,989 km (0.081 R)
• M7: 4,473,874 km (0.096 R)
• M8: 5,568,033 km (0.116 R)
• M9: 6,064,249 km (0.075 R)
• M10: 6,833,332 km (0.089 R)
• M11: 8,282,486 km (0.1 R)
• M12: 8,857,391 km (0.072 R)
• M13: 9,306,035 km (0.098 R)
• M14: 11,604,307 km (0.054 R)
• M15: 13,956,733 km (0.108 R)
• M16: 22,210,497 km (0.101 R)
• M17: 23,041,214 km (0.071 R)
• M18: 23,964,382 km (0.088 R)
• M19: 24,398,814 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 645.1

Radius: 14.2

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 4.26 AU - 6.32 AU

Year: 8552 Days

Day: 12.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 49,044,519 km

• M1: 176,974 km (0.092 R)
• M2: 696,228 km (0.114 R)
• M3: 3,167,885 km (0.068 R)
• M4: 3,743,238 km (0.064 R)
• M5: 6,002,016 km (0.102 R)
• M6: 7,619,618 km (0.117 R)
• M7: 9,792,377 km (0.091 R)
• M8: 18,319,157 km (0.111 R)
• M9: 21,358,238 km (0.063 R)
• M10: 24,106,949 km (0.098 R)
• M11: 26,157,038 km (0.098 R)
• M12: 31,839,364 km (0.103 R)
• M13: 32,576,582 km (0.086 R)
• M14: 37,473,369 km (0.103 R)
• M15: 40,586,650 km (0.099 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 758.5

Radius: 4.4

Gravity: 39.18 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 6.44 AU - 7.36 AU

Year: 12740 Days

Day: 17.4 Hours

Environment

Temp: -232 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 49,044,519 km

• M1: 60,438 km (0.087 R)
• M2: 263,292 km (0.099 R)
• M3: 571,165 km (0.098 R)
• M4: 932,144 km (0.052 R)
• M5: 1,292,226 km (0.1 R)
• M6: 1,549,535 km (0.031 R)
• M7: 1,840,054 km (0.073 R)
• M8: 2,204,773 km (0.119 R)
• M9: 4,651,746 km (0.088 R)
• M10: 5,503,107 km (0.103 R)
• M11: 6,334,123 km (0.095 R)
• M12: 6,493,894 km (0.096 R)
• M13: 6,904,690 km (0.097 R)
• M14: 7,332,689 km (0.076 R)
• M15: 8,384,063 km (0.11 R)
• M16: 8,576,596 km (0.102 R)
• M17: 9,636,496 km (0.1 R)
• M18: 10,724,223 km (0.07 R)
• M19: 12,631,147 km (0.094 R)
• M20: 14,065,790 km (0.071 R)
• M21: 14,475,240 km (0.119 R)
• M22: 15,033,389 km (0.087 R)
• M23: 20,369,844 km (0.088 R)
• M24: 21,696,329 km (0.098 R)
• M25: 21,877,342 km (0.115 R)
• M26: 23,079,212 km (0.068 R)
• M27: 23,648,431 km (0.09 R)
• M28: 24,422,002 km (0.103 R)
• M29: 25,013,063 km (0.097 R)
• M30: 27,052,232 km (0.085 R)
• M31: 28,435,563 km (0.104 R)
• M32: 33,951,686 km (0.113 R)
• M33: 36,191,465 km (0.11 R)
• M34: 40,549,849 km (0.069 R)
• M35: 41,656,724 km (0.058 R)
• M36: 42,500,007 km (0.118 R)
• M37: 45,986,984 km (0.109 R)
• M38: 51,728,700 km (0.068 R)
• M39: 53,523,575 km (0.044 R)
• M40: 56,720,781 km (0.076 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 343.7

Radius: 3.7

Gravity: 25.11 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 6.77 AU - 8.35 AU

Year: 14611 Days

Day: 18.4 Hours

Environment

Temp: -235 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 49,044,519 km

• M1: 46,824 km (0.104 R)
• M2: 567,724 km (0.037 R)
• M3: 714,928 km (0.057 R)
• M4: 1,436,289 km (0.038 R)
• M5: 1,606,831 km (0.077 R)
• M6: 2,058,018 km (0.115 R)
• M7: 2,201,333 km (0.109 R)
• M8: 2,588,791 km (0.095 R)
• M9: 5,363,832 km (0.075 R)
• M10: 6,777,831 km (0.033 R)
• M11: 9,361,087 km (0.113 R)
• M12: 11,611,039 km (0.081 R)
• M13: 13,626,870 km (0.088 R)
• M14: 14,325,791 km (0.052 R)
• M15: 15,933,370 km (0.062 R)
• M16: 21,555,108 km (0.108 R)
• M17: 21,725,500 km (0.104 R)
• M18: 21,982,510 km (0.069 R)
• M19: 28,062,765 km (0.114 R)
• M20: 30,243,603 km (0.088 R)
• M21: 30,456,930 km (0.073 R)
• M22: 36,969,823 km (0.106 R)
• M23: 38,575,008 km (0.075 R)
• M24: 44,352,029 km (0.052 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 504 - 18,750 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit