🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 54.6

Radius: 11.1

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.03 AU - 1.71 AU

Year: 1069 Days

Day: 13.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 72,707,865 km

• M1: 141,819 km (0.081 R)
• M2: 705,055 km (0.101 R)
• M3: 1,476,082 km (0.087 R)
• M4: 2,025,256 km (0.076 R)
• M5: 3,513,755 km (0.117 R)
• M6: 4,040,938 km (0.065 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 446.4

Radius: 12.8

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.46 AU - 2 AU

Year: 1517 Days

Day: 7.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 72,707,865 km

• M1: 159,771 km (0.088 R)
• M2: 663,616 km (0.117 R)
• M3: 1,112,559 km (0.106 R)
• M4: 1,599,650 km (0.102 R)
• M5: 2,142,391 km (0.115 R)
• M6: 3,924,401 km (0.113 R)
• M7: 4,567,223 km (0.106 R)
• M8: 7,423,495 km (0.099 R)
• M9: 9,330,419 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 512.4

Radius: 12.6

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 3.51 AU - 3.57 AU

Year: 4442 Days

Day: 13.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 72,707,865 km

• M1: 156,629 km (0.093 R)
• M2: 1,020,856 km (0.117 R)
• M3: 1,452,595 km (0.081 R)
• M4: 2,737,043 km (0.116 R)
• M5: 3,228,472 km (0.108 R)
• M6: 3,737,254 km (0.054 R)
• M7: 4,299,293 km (0.086 R)
• M8: 4,769,629 km (0.117 R)
• M9: 5,170,551 km (0.115 R)
• M10: 5,842,395 km (0.095 R)
• M11: 7,198,201 km (0.102 R)
• M12: 8,754,019 km (0.12 R)
• M13: 9,319,499 km (0.068 R)
• M14: 9,829,178 km (0.079 R)
• M15: 11,120,059 km (0.119 R)
• M16: 12,996,913 km (0.096 R)
• M17: 14,811,984 km (0.091 R)
• M18: 16,001,138 km (0.119 R)
• M19: 16,962,903 km (0.047 R)
• M20: 19,440,692 km (0.113 R)
• M21: 20,865,462 km (0.087 R)
• M22: 23,416,704 km (0.045 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 95.4

Radius: 13.2

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 5.08 AU - 5.72 AU

Year: 8368 Days

Day: 5.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 72,707,865 km

• M1: 164,558 km (0.07 R)
• M2: 698,323 km (0.098 R)
• M3: 1,346,979 km (0.083 R)
• M4: 2,055,176 km (0.088 R)
• M5: 3,650,936 km (0.104 R)
• M6: 4,989,538 km (0.117 R)
• M7: 5,613,959 km (0.12 R)
• M8: 8,337,837 km (0.059 R)
• M9: 9,626,324 km (0.097 R)
• M10: 10,397,202 km (0.042 R)
• M11: 11,630,636 km (0.119 R)
• M12: 12,550,364 km (0.12 R)
• M13: 15,811,298 km (0.048 R)
• M14: 16,288,665 km (0.059 R)
• M15: 16,775,606 km (0.072 R)
• M16: 19,177,849 km (0.118 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 887.9

Radius: 7.1

Gravity: 17.61 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 7.68 AU - 9.24 AU

Year: 16409 Days

Day: 23.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 72,707,865 km

• M1: 88,861 km (0.077 R)
• M2: 363,972 km (0.08 R)
• M3: 704,756 km (0.115 R)
• M4: 1,236,576 km (0.116 R)
• M5: 2,049,042 km (0.096 R)
• M6: 3,420,256 km (0.054 R)
• M7: 5,316,260 km (0.095 R)
• M8: 6,617,911 km (0.101 R)
• M9: 8,424,454 km (0.033 R)
• M10: 9,721,318 km (0.109 R)
• M11: 10,476,937 km (0.056 R)
• M12: 14,184,122 km (0.117 R)
• M13: 14,478,232 km (0.073 R)
• M14: 14,701,581 km (0.039 R)
• M15: 16,571,555 km (0.092 R)
• M16: 16,897,977 km (0.106 R)
• M17: 17,479,464 km (0.112 R)
• M18: 19,484,225 km (0.09 R)
• M19: 22,224,260 km (0.086 R)
• M20: 24,152,576 km (0.089 R)
• M21: 24,890,243 km (0.112 R)
• M22: 25,426,252 km (0.085 R)
• M23: 26,968,158 km (0.094 R)
• M24: 28,107,046 km (0.073 R)
• M25: 30,358,494 km (0.106 R)
• M26: 33,760,948 km (0.034 R)
• M27: 37,409,192 km (0.066 R)
• M28: 49,745,331 km (0.066 R)
• M29: 51,455,534 km (0.076 R)
• M30: 52,325,296 km (0.112 R)
• M31: 54,452,279 km (0.117 R)
• M32: 55,537,162 km (0.109 R)
• M33: 57,936,862 km (0.063 R)
• M34: 58,500,397 km (0.098 R)
• M35: 67,189,490 km (0.047 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: 300 - 13,910 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit