🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 988.7

Radius: 8.6

Gravity: 13.37 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.99 AU - 1.15 AU

Year: 715 Days

Day: 11.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 83,680,297 km

• M1: 107,561 km (0.108 R)
• M2: 435,330 km (0.035 R)
• M3: 728,691 km (0.113 R)
• M4: 1,178,682 km (0.113 R)
• M5: 1,691,952 km (0.088 R)
• M6: 2,029,894 km (0.051 R)
• M7: 3,650,338 km (0.051 R)
• M8: 4,219,258 km (0.108 R)
• M9: 4,602,079 km (0.11 R)
• M10: 5,891,015 km (0.117 R)
• M11: 7,358,270 km (0.108 R)
• M12: 7,790,758 km (0.085 R)
• M13: 8,164,154 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 899.3

Radius: 12.2

Gravity: 6.04 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.9 AU - 1.32 AU

Year: 755 Days

Day: 6.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 83,680,297 km

• M1: 151,842 km (0.078 R)
• M2: 557,551 km (0.079 R)
• M3: 1,055,413 km (0.028 R)
• M4: 1,517,371 km (0.085 R)
• M5: 2,055,924 km (0.073 R)
• M6: 2,827,998 km (0.119 R)
• M7: 3,315,837 km (0.112 R)
• M8: 3,814,596 km (0.111 R)
• M9: 4,563,034 km (0.04 R)
• M10: 5,017,961 km (0.056 R)
• M11: 5,522,256 km (0.072 R)
• M12: 6,039,715 km (0.103 R)
• M13: 6,742,974 km (0.1 R)
• M14: 7,500,089 km (0.065 R)
• M15: 8,211,577 km (0.061 R)
• M16: 8,675,480 km (0.096 R)
• M17: 9,075,355 km (0.051 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 842.6

Radius: 14.7

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 4.16 AU - 4.18 AU

Year: 5498 Days

Day: 7.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 83,680,297 km

• M1: 183,706 km (0.101 R)
• M2: 699,520 km (0.112 R)
• M3: 1,234,182 km (0.077 R)
• M4: 1,962,126 km (0.042 R)
• M5: 2,460,436 km (0.102 R)
• M6: 3,044,017 km (0.041 R)
• M7: 4,291,065 km (0.097 R)
• M8: 5,462,566 km (0.051 R)
• M9: 6,044,053 km (0.095 R)
• M10: 7,588,502 km (0.101 R)
• M11: 8,158,021 km (0.087 R)
• M12: 8,715,123 km (0.102 R)
• M13: 9,425,713 km (0.117 R)
• M14: 12,454,023 km (0.058 R)
• M15: 13,140,527 km (0.076 R)
• M16: 14,245,906 km (0.094 R)
• M17: 14,705,022 km (0.109 R)
• M18: 17,869,166 km (0.114 R)
• M19: 19,086,893 km (0.109 R)
• M20: 20,071,696 km (0.087 R)
• M21: 21,164,359 km (0.072 R)
• M22: 22,760,119 km (0.111 R)
• M23: 24,028,709 km (0.063 R)
• M24: 25,680,419 km (0.088 R)
• M25: 27,849,888 km (0.089 R)
• M26: 30,993,088 km (0.04 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 914

Radius: 3.2

Gravity: 89.26 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 7.22 AU - 10.12 AU

Year: 16483 Days

Day: 18.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 83,680,297 km

• M1: 146,008 km (0.031 R)
• M2: 288,125 km (0.103 R)
• M3: 552,615 km (0.032 R)
• M4: 878,140 km (0.107 R)
• M5: 6,181,534 km (0.052 R)
• M6: 6,657,105 km (0.107 R)
• M7: 8,280,990 km (0.099 R)
• M8: 8,383,913 km (0.055 R)
• M9: 9,350,017 km (0.079 R)
• M10: 11,183,488 km (0.046 R)
• M11: 11,309,449 km (0.071 R)
• M12: 17,835,357 km (0.11 R)
• M13: 19,972,213 km (0.097 R)
• M14: 20,157,565 km (0.108 R)
• M15: 23,487,913 km (0.118 R)
• M16: 24,216,305 km (0.053 R)
• M17: 25,937,428 km (0.107 R)
• M18: 34,562,942 km (0.039 R)
• M19: 34,964,314 km (0.066 R)
• M20: 42,885,371 km (0.115 R)
• M21: 43,504,108 km (0.084 R)
• M22: 43,972,050 km (0.112 R)
• M23: 51,921,831 km (0.062 R)
• M24: 56,602,898 km (0.103 R)
• M25: 59,810,874 km (0.104 R)
• M26: 69,944,634 km (0.109 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 591.9

Radius: 4

Gravity: 36.99 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 7.95 AU - 12.83 AU

Year: 21624 Days

Day: 23.7 Hours

Environment

Temp: -229 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 83,680,297 km

• M1: 50,414 km (0.067 R)
• M2: 328,367 km (0.117 R)
• M3: 787,034 km (0.087 R)
• M4: 1,285,345 km (0.109 R)
• M5: 1,779,018 km (0.07 R)
• M6: 2,028,398 km (0.107 R)
• M7: 3,101,613 km (0.109 R)
• M8: 3,377,322 km (0.098 R)
• M9: 3,550,406 km (0.114 R)
• M10: 4,137,877 km (0.046 R)
• M11: 5,193,440 km (0.108 R)
• M12: 8,123,613 km (0.113 R)
• M13: 9,529,534 km (0.047 R)
• M14: 10,592,876 km (0.053 R)
• M15: 11,537,437 km (0.099 R)
• M16: 16,202,048 km (0.11 R)
• M17: 21,002,195 km (0.084 R)
• M18: 22,385,377 km (0.07 R)
• M19: 22,689,509 km (0.083 R)
• M20: 25,662,168 km (0.097 R)
• M21: 30,220,266 km (0.086 R)
• M22: 32,236,696 km (0.069 R)
• M23: 35,289,539 km (0.099 R)
• M24: 35,701,532 km (0.095 R)
• M25: 37,381,067 km (0.113 R)
• M26: 43,359,596 km (0.103 R)
• M27: 65,669,875 km (0.08 R)
• M28: 69,682,090 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 750.9

Radius: 5.6

Gravity: 23.94 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 10.08 AU - 10.96 AU

Year: 22031 Days

Day: 15.9 Hours

Environment

Temp: -227 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 83,680,297 km

• M1: 69,862 km (0.111 R)
• M2: 510,129 km (0.11 R)
• M3: 1,047,634 km (0.036 R)
• M4: 1,423,723 km (0.118 R)
• M5: 2,025,555 km (0.104 R)
• M6: 2,809,448 km (0.091 R)
• M7: 2,993,154 km (0.102 R)
• M8: 3,241,187 km (0.075 R)
• M9: 4,135,334 km (0.114 R)
• M10: 4,373,793 km (0.091 R)
• M11: 7,191,918 km (0.113 R)
• M12: 7,537,339 km (0.034 R)
• M13: 7,842,070 km (0.077 R)
• M14: 9,087,023 km (0.118 R)
• M15: 9,846,233 km (0.114 R)
• M16: 10,088,132 km (0.087 R)
• M17: 12,030,661 km (0.095 R)
• M18: 14,363,191 km (0.115 R)
• M19: 14,596,264 km (0.067 R)
• M20: 15,391,377 km (0.081 R)
• M21: 15,799,480 km (0.102 R)
• M22: 17,416,782 km (0.04 R)
• M23: 17,770,731 km (0.086 R)
• M24: 20,189,878 km (0.108 R)
• M25: 21,376,937 km (0.082 R)
• M26: 22,609,923 km (0.117 R)
• M27: 26,592,218 km (0.088 R)
• M28: 27,061,507 km (0.086 R)
• M29: 29,868,561 km (0.103 R)
• M30: 32,328,997 km (0.092 R)
• M31: 37,209,030 km (0.105 R)
• M32: 56,467,212 km (0.067 R)
• M33: 59,810,874 km (0.063 R)
• M34: 61,021,869 km (0.1 R)
• M35: 64,120,490 km (0.094 R)
• M36: 69,072,927 km (0.104 R)
• M37: 82,432,466 km (0.111 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: 440 - 12,511 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit