🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217

Radius: 11

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.58 AU - 0.64 AU

Year: 318 Days

Day: 5.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 61,902,363 km

• M1: 136,732 km (0.076 R)
• M2: 517,758 km (0.104 R)
• M3: 863,778 km (0.119 R)
• M4: 1,218,774 km (0.059 R)
• M5: 1,667,867 km (0.096 R)
• M6: 2,233,795 km (0.11 R)
• M7: 2,915,662 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 182

Radius: 14.9

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.92 AU - 1.06 AU

Year: 657 Days

Day: 11.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 61,902,363 km

• M1: 185,352 km (0.115 R)
• M2: 908,657 km (0.098 R)
• M3: 1,530,536 km (0.117 R)
• M4: 1,996,084 km (0.11 R)
• M5: 2,917,906 km (0.067 R)
• M6: 3,534,250 km (0.119 R)
• M7: 4,746,441 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 378.2

Radius: 8.7

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.08 AU - 1.16 AU

Year: 790 Days

Day: 10.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 61,902,363 km

• M1: 108,159 km (0.111 R)
• M2: 406,308 km (0.074 R)
• M3: 897,138 km (0.034 R)
• M4: 1,225,356 km (0.101 R)
• M5: 1,656,946 km (0.052 R)
• M6: 2,131,470 km (0.076 R)
• M7: 2,411,368 km (0.075 R)
• M8: 2,782,072 km (0.116 R)
• M9: 3,612,340 km (0.096 R)
• M10: 3,984,539 km (0.067 R)
• M11: 4,725,498 km (0.078 R)
• M12: 5,003,151 km (0.071 R)
• M13: 5,291,725 km (0.067 R)
• M14: 5,846,584 km (0.095 R)
• M15: 6,559,119 km (0.097 R)
• M16: 6,926,082 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 959.5

Radius: 10.5

Gravity: 8.7 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.51 AU - 2.23 AU

Year: 1705 Days

Day: 8 Hours

Environment

Temp: -196 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 61,902,363 km

• M1: 130,599 km (0.102 R)
• M2: 474,524 km (0.064 R)
• M3: 1,007,242 km (0.099 R)
• M4: 1,872,965 km (0.056 R)
• M5: 2,678,400 km (0.12 R)
• M6: 3,423,098 km (0.118 R)
• M7: 4,011,168 km (0.066 R)
• M8: 4,379,627 km (0.086 R)
• M9: 5,051,621 km (0.102 R)
• M10: 5,623,234 km (0.072 R)
• M11: 5,961,924 km (0.104 R)
• M12: 6,288,496 km (0.028 R)
• M13: 6,707,071 km (0.094 R)
• M14: 7,200,146 km (0.087 R)
• M15: 8,258,999 km (0.109 R)
• M16: 9,020,452 km (0.065 R)
• M17: 9,486,001 km (0.096 R)
• M18: 9,967,407 km (0.117 R)
• M19: 10,465,119 km (0.053 R)
• M20: 11,471,763 km (0.097 R)
• M21: 13,418,929 km (0.11 R)
• M22: 14,696,944 km (0.039 R)
• M23: 16,199,505 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.5

Radius: 14.7

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.64 AU - 3.58 AU

Year: 3657 Days

Day: 6.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 61,902,363 km

• M1: 183,856 km (0.038 R)
• M2: 780,153 km (0.053 R)
• M3: 1,770,192 km (0.066 R)
• M4: 2,244,866 km (0.115 R)
• M5: 4,153,734 km (0.104 R)
• M6: 4,823,783 km (0.09 R)
• M7: 5,977,333 km (0.1 R)
• M8: 6,577,220 km (0.112 R)
• M9: 7,307,706 km (0.043 R)
• M10: 8,690,440 km (0.119 R)
• M11: 9,717,279 km (0.091 R)
• M12: 10,241,321 km (0.069 R)
• M13: 11,103,154 km (0.119 R)
• M14: 12,012,709 km (0.102 R)
• M15: 13,286,984 km (0.09 R)
• M16: 14,844,746 km (0.069 R)
• M17: 16,259,344 km (0.108 R)
• M18: 16,999,704 km (0.093 R)
• M19: 18,718,882 km (0.09 R)
• M20: 19,887,990 km (0.056 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 758.8

Radius: 3.4

Gravity: 65.64 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 7.44 AU - 7.74 AU

Year: 13944 Days

Day: 24.7 Hours

Environment

Temp: -236 °C

Axial Tilt: 151.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 61,902,363 km

• M1: 43,084 km (0.028 R)
• M2: 238,758 km (0.042 R)
• M3: 598,990 km (0.068 R)
• M4: 974,481 km (0.118 R)
• M5: 1,551,031 km (0.072 R)
• M6: 1,939,237 km (0.067 R)
• M7: 2,809,897 km (0.118 R)
• M8: 3,278,437 km (0.118 R)
• M9: 4,495,715 km (0.03 R)
• M10: 6,024,306 km (0.081 R)
• M11: 6,262,017 km (0.098 R)
• M12: 7,961,898 km (0.077 R)
• M13: 8,541,141 km (0.1 R)
• M14: 9,728,948 km (0.084 R)
• M15: 9,891,710 km (0.1 R)
• M16: 10,617,559 km (0.117 R)
• M17: 11,619,416 km (0.111 R)
• M18: 12,747,085 km (0.101 R)
• M19: 14,431,407 km (0.077 R)
• M20: 14,713,998 km (0.107 R)
• M21: 16,411,036 km (0.066 R)
• M22: 20,187,634 km (0.058 R)
• M23: 20,719,305 km (0.101 R)
• M24: 24,008,214 km (0.09 R)
• M25: 25,415,631 km (0.093 R)
• M26: 26,559,307 km (0.116 R)
• M27: 29,738,112 km (0.112 R)
• M28: 30,080,841 km (0.045 R)
• M29: 30,773,928 km (0.081 R)
• M30: 40,637,065 km (0.101 R)
• M31: 45,742,242 km (0.042 R)
• M32: 50,121,570 km (0.111 R)
• M33: 51,422,323 km (0.087 R)
• M34: 52,412,512 km (0.1 R)
• M35: 54,601,278 km (0.059 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: 381 - 18,010 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit