🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 330.4

Radius: 13.2

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.56 AU - 0.64 AU

Year: 321 Days

Day: 11.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 37,924,004 km

• M1: 164,109 km (0.096 R)
• M2: 833,111 km (0.083 R)
• M3: 1,530,835 km (0.088 R)
• M4: 2,037,224 km (0.058 R)
• M5: 2,647,134 km (0.111 R)
• M6: 3,094,282 km (0.079 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670.4

Radius: 12.7

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.05 AU - 1.07 AU

Year: 753 Days

Day: 13.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 37,924,004 km

• M1: 157,975 km (0.108 R)
• M2: 607,816 km (0.063 R)
• M3: 1,108,371 km (0.115 R)
• M4: 1,536,370 km (0.088 R)
• M5: 2,067,443 km (0.098 R)
• M6: 3,164,743 km (0.058 R)
• M7: 3,757,450 km (0.05 R)
• M8: 5,042,795 km (0.051 R)
• M9: 5,912,706 km (0.12 R)
• M10: 6,332,627 km (0.043 R)
• M11: 7,188,178 km (0.041 R)
• M12: 7,855,384 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 252.4

Radius: 9

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 4.58 AU - 6.38 AU

Year: 8855 Days

Day: 6.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 37,924,004 km

• M1: 115,190 km (0.101 R)
• M2: 412,741 km (0.065 R)
• M3: 1,146,668 km (0.06 R)
• M4: 1,442,722 km (0.076 R)
• M5: 1,885,831 km (0.085 R)
• M6: 2,352,427 km (0.069 R)
• M7: 3,225,629 km (0.109 R)
• M8: 4,227,037 km (0.103 R)
• M9: 4,551,665 km (0.081 R)
• M10: 5,139,435 km (0.069 R)
• M11: 7,969,827 km (0.09 R)
• M12: 8,428,194 km (0.118 R)
• M13: 10,803,659 km (0.109 R)
• M14: 12,445,944 km (0.062 R)
• M15: 14,583,399 km (0.079 R)
• M16: 15,096,220 km (0.117 R)
• M17: 15,798,433 km (0.119 R)
• M18: 17,017,057 km (0.104 R)
• M19: 18,101,193 km (0.065 R)
• M20: 18,560,757 km (0.039 R)
• M21: 19,640,405 km (0.089 R)
• M22: 20,761,492 km (0.106 R)
• M23: 25,674,136 km (0.114 R)
• M24: 29,378,030 km (0.104 R)
• M25: 30,749,693 km (0.04 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 634.4

Radius: 4.3

Gravity: 34.31 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 7.04 AU - 7.16 AU

Year: 13059 Days

Day: 20.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 37,924,004 km

• M1: 54,304 km (0.116 R)
• M2: 200,012 km (0.035 R)
• M3: 873,652 km (0.074 R)
• M4: 1,574,218 km (0.12 R)
• M5: 1,714,840 km (0.12 R)
• M6: 2,039,468 km (0.056 R)
• M7: 2,424,084 km (0.118 R)
• M8: 3,113,431 km (0.093 R)
• M9: 4,126,358 km (0.087 R)
• M10: 5,067,777 km (0.064 R)
• M11: 5,733,189 km (0.117 R)
• M12: 6,941,042 km (0.113 R)
• M13: 7,715,211 km (0.09 R)
• M14: 9,433,193 km (0.04 R)
• M15: 9,794,621 km (0.077 R)
• M16: 11,332,936 km (0.071 R)
• M17: 11,859,670 km (0.06 R)
• M18: 12,962,057 km (0.063 R)
• M19: 15,087,394 km (0.05 R)
• M20: 15,724,531 km (0.105 R)
• M21: 16,159,113 km (0.089 R)
• M22: 19,511,153 km (0.092 R)
• M23: 20,182,099 km (0.101 R)
• M24: 20,781,687 km (0.069 R)
• M25: 24,824,719 km (0.083 R)
• M26: 27,029,792 km (0.091 R)
• M27: 27,340,208 km (0.116 R)
• M28: 29,036,348 km (0.107 R)
• M29: 35,154,153 km (0.049 R)
• M30: 36,523,273 km (0.11 R)
• M31: 38,316,503 km (0.047 R)
• M32: 40,978,896 km (0.109 R)
• M33: 41,663,306 km (0.028 R)
• M34: 50,950,043 km (0.086 R)
• M35: 53,673,322 km (0.084 R)
• M36: 54,327,813 km (0.117 R)

Asteroid Belt

Center: 7.87 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 8.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 110.4

Radius: 4.1

Gravity: 6.57 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 8.07 AU - 9.21 AU

Year: 17530 Days

Day: 24.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 178.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 37,924,004 km

• M1: 51,013 km (0.051 R)
• M2: 211,980 km (0.109 R)
• M3: 422,165 km (0.063 R)
• M4: 649,853 km (0.115 R)
• M5: 900,280 km (0.06 R)
• M6: 1,462,170 km (0.097 R)
• M7: 1,702,723 km (0.079 R)
• M8: 2,000,722 km (0.118 R)
• M9: 2,246,062 km (0.085 R)
• M10: 2,836,974 km (0.068 R)
• M11: 3,299,231 km (0.052 R)
• M12: 5,194,038 km (0.096 R)
• M13: 5,915,848 km (0.06 R)
• M14: 7,594,486 km (0.06 R)
• M15: 11,088,493 km (0.065 R)
• M16: 12,331,053 km (0.089 R)
• M17: 13,153,094 km (0.059 R)
• M18: 14,966,669 km (0.114 R)
• M19: 20,628,798 km (0.082 R)
• M20: 23,064,401 km (0.064 R)
• M21: 25,772,572 km (0.103 R)
• M22: 26,302,896 km (0.076 R)
• M23: 28,685,242 km (0.065 R)
• M24: 29,254,761 km (0.089 R)
• M25: 29,446,246 km (0.086 R)
• M26: 30,025,639 km (0.092 R)
• M27: 30,711,396 km (0.065 R)
• M28: 36,466,127 km (0.115 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 443 - 14,274 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit