🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.4

Radius: 11.4

Gravity: 5.82 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.58 AU - 0.92 AU

Year: 413 Days

Day: 8.8 Hours

Environment

Temp: -137 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 58,072,924 km

• M1: 142,866 km (0.111 R)
• M2: 500,554 km (0.073 R)
• M3: 872,604 km (0.071 R)
• M4: 1,316,312 km (0.119 R)
• M5: 2,023,311 km (0.08 R)
• M6: 2,389,377 km (0.094 R)
• M7: 3,066,756 km (0.079 R)
• M8: 3,457,207 km (0.112 R)
• M9: 4,283,735 km (0.063 R)
• M10: 4,699,617 km (0.073 R)
• M11: 5,414,695 km (0.068 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467.1

Radius: 14.6

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.92 AU - 1.24 AU

Year: 714 Days

Day: 6.2 Hours

Environment

Temp: -155 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 58,072,924 km

• M1: 181,612 km (0.102 R)
• M2: 672,891 km (0.097 R)
• M3: 1,457,981 km (0.077 R)
• M4: 2,197,742 km (0.066 R)
• M5: 2,923,292 km (0.06 R)
• M6: 3,437,759 km (0.098 R)
• M7: 3,998,601 km (0.061 R)
• M8: 4,481,952 km (0.068 R)
• M9: 5,153,796 km (0.097 R)
• M10: 5,710,300 km (0.093 R)
• M11: 6,501,823 km (0.058 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 458.2

Radius: 9.4

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.47 AU - 2.13 AU

Year: 1535 Days

Day: 8.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 58,072,924 km

• M1: 116,836 km (0.086 R)
• M2: 544,686 km (0.114 R)
• M3: 913,445 km (0.086 R)
• M4: 1,283,101 km (0.098 R)
• M5: 1,668,166 km (0.099 R)
• M6: 1,991,297 km (0.09 R)
• M7: 2,286,753 km (0.054 R)
• M8: 3,446,585 km (0.104 R)
• M9: 4,804,934 km (0.051 R)
• M10: 6,052,879 km (0.12 R)
• M11: 6,536,978 km (0.086 R)
• M12: 7,349,893 km (0.062 R)
• M13: 7,794,348 km (0.117 R)
• M14: 8,565,076 km (0.102 R)
• M15: 10,452,104 km (0.096 R)
• M16: 11,183,638 km (0.109 R)
• M17: 11,562,120 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 583.8

Radius: 9.8

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 2.62 AU - 4.34 AU

Year: 4128 Days

Day: 8.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 58,072,924 km

• M1: 123,717 km (0.039 R)
• M2: 620,831 km (0.092 R)
• M3: 1,465,311 km (0.092 R)
• M4: 1,787,395 km (0.1 R)
• M5: 2,243,070 km (0.111 R)
• M6: 2,964,581 km (0.077 R)
• M7: 3,566,413 km (0.104 R)
• M8: 3,896,875 km (0.119 R)
• M9: 4,548,523 km (0.028 R)
• M10: 4,863,427 km (0.066 R)
• M11: 5,591,669 km (0.073 R)
• M12: 7,007,164 km (0.061 R)
• M13: 7,362,758 km (0.059 R)
• M14: 8,982,155 km (0.08 R)
• M15: 9,875,255 km (0.109 R)
• M16: 10,199,433 km (0.061 R)
• M17: 11,041,220 km (0.063 R)
• M18: 11,974,113 km (0.058 R)
• M19: 12,767,131 km (0.093 R)
• M20: 13,644,523 km (0.094 R)
• M21: 14,200,129 km (0.071 R)
• M22: 15,088,441 km (0.084 R)
• M23: 15,682,794 km (0.105 R)
• M24: 16,405,052 km (0.076 R)
• M25: 17,916,140 km (0.066 R)
• M26: 19,965,033 km (0.109 R)
• M27: 20,615,634 km (0.056 R)
• M28: 24,449,079 km (0.11 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 452.7

Radius: 3.7

Gravity: 33.07 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 6.99 AU - 9.87 AU

Year: 15562 Days

Day: 19.4 Hours

Environment

Temp: -233 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 58,072,924 km

• M1: 389,403 km (0.089 R)
• M2: 572,361 km (0.042 R)
• M3: 810,820 km (0.098 R)
• M4: 1,731,147 km (0.115 R)
• M5: 1,933,852 km (0.094 R)
• M6: 2,792,693 km (0.089 R)
• M7: 2,930,024 km (0.108 R)
• M8: 6,241,672 km (0.099 R)
• M9: 6,358,657 km (0.075 R)
• M10: 7,787,766 km (0.102 R)
• M11: 8,529,023 km (0.094 R)
• M12: 8,916,781 km (0.075 R)
• M13: 12,147,048 km (0.089 R)
• M14: 12,762,194 km (0.043 R)
• M15: 17,352,455 km (0.091 R)
• M16: 20,182,099 km (0.087 R)
• M17: 28,408,336 km (0.053 R)
• M18: 34,451,193 km (0.05 R)
• M19: 41,847,162 km (0.102 R)
• M20: 42,542,343 km (0.055 R)
• M21: 45,108,545 km (0.077 R)
• M22: 50,861,032 km (0.117 R)
• M23: 54,570,012 km (0.096 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 379.5

Radius: 5.9

Gravity: 10.9 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 8.29 AU - 10.23 AU

Year: 17916 Days

Day: 24.9 Hours

Environment

Temp: -233 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 58,072,924 km

• M1: 87,216 km (0.097 R)
• M2: 281,094 km (0.079 R)
• M3: 483,949 km (0.057 R)
• M4: 682,615 km (0.069 R)
• M5: 1,319,453 km (0.037 R)
• M6: 1,767,948 km (0.101 R)
• M7: 2,560,068 km (0.043 R)
• M8: 2,847,595 km (0.102 R)
• M9: 3,205,882 km (0.113 R)
• M10: 4,814,658 km (0.093 R)
• M11: 5,014,072 km (0.111 R)
• M12: 5,323,440 km (0.103 R)
• M13: 5,536,767 km (0.059 R)
• M14: 7,903,704 km (0.087 R)
• M15: 9,257,116 km (0.086 R)
• M16: 10,423,531 km (0.084 R)
• M17: 11,273,097 km (0.12 R)
• M18: 11,744,630 km (0.074 R)
• M19: 16,672,383 km (0.045 R)
• M20: 21,902,475 km (0.094 R)
• M21: 22,175,790 km (0.079 R)
• M22: 23,291,491 km (0.079 R)
• M23: 23,576,176 km (0.113 R)
• M24: 31,586,693 km (0.08 R)
• M25: 33,236,757 km (0.058 R)
• M26: 33,718,612 km (0.059 R)
• M27: 34,082,883 km (0.096 R)
• M28: 34,449,996 km (0.074 R)
• M29: 37,351,746 km (0.069 R)
• M30: 39,061,949 km (0.094 R)
• M31: 53,336,129 km (0.083 R)
• M32: 54,328,561 km (0.112 R)
• M33: 55,670,903 km (0.078 R)
• M34: 56,009,892 km (0.07 R)
• M35: 57,207,273 km (0.083 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 307 - 14,521 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit