🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 320.7

Radius: 9.5

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.51 AU - 0.61 AU

Year: 279 Days

Day: 5.5 Hours

Environment

Temp: -139 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 68,783,659 km

• M1: 118,182 km (0.075 R)
• M2: 608,115 km (0.103 R)
• M3: 981,661 km (0.092 R)
• M4: 1,332,917 km (0.117 R)
• M5: 1,646,773 km (0.077 R)
• M6: 2,215,694 km (0.074 R)
• M7: 2,711,910 km (0.074 R)
• M8: 3,194,962 km (0.101 R)

Asteroid Belt

Center: 2.04 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 737.8

Radius: 9.7

Gravity: 7.84 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 3.46 AU - 3.56 AU

Year: 4385 Days

Day: 10.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 68,783,659 km

• M1: 120,875 km (0.034 R)
• M2: 733,927 km (0.087 R)
• M3: 1,341,743 km (0.041 R)
• M4: 1,874,312 km (0.085 R)
• M5: 2,334,624 km (0.085 R)
• M6: 2,659,850 km (0.115 R)
• M7: 2,996,745 km (0.089 R)
• M8: 3,587,357 km (0.071 R)
• M9: 5,241,012 km (0.06 R)
• M10: 5,573,717 km (0.094 R)
• M11: 6,949,120 km (0.074 R)
• M12: 7,911,783 km (0.059 R)
• M13: 9,437,980 km (0.026 R)
• M14: 10,227,857 km (0.11 R)
• M15: 10,837,618 km (0.112 R)
• M16: 13,938,333 km (0.118 R)
• M17: 17,219,613 km (0.109 R)
• M18: 18,524,854 km (0.082 R)
• M19: 19,039,022 km (0.037 R)
• M20: 19,828,001 km (0.101 R)
• M21: 20,844,818 km (0.035 R)
• M22: 23,576,026 km (0.086 R)
• M23: 25,183,306 km (0.111 R)
• M24: 26,537,166 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 376.7

Radius: 13.5

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 3.69 AU - 5.09 AU

Year: 6134 Days

Day: 7.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 68,783,659 km

• M1: 168,447 km (0.079 R)
• M2: 674,686 km (0.104 R)
• M3: 1,227,451 km (0.089 R)
• M4: 2,346,592 km (0.037 R)
• M5: 3,797,392 km (0.043 R)
• M6: 4,655,037 km (0.094 R)
• M7: 5,781,060 km (0.057 R)
• M8: 6,564,654 km (0.072 R)
• M9: 8,160,115 km (0.119 R)
• M10: 8,912,443 km (0.077 R)
• M11: 9,669,558 km (0.044 R)
• M12: 10,555,925 km (0.1 R)
• M13: 11,915,171 km (0.098 R)
• M14: 13,541,749 km (0.11 R)
• M15: 22,184,616 km (0.098 R)
• M16: 25,968,545 km (0.076 R)
• M17: 28,013,099 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 52.4

Radius: 13.2

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 3.97 AU - 5.81 AU

Year: 7211 Days

Day: 9.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 68,783,659 km

• M1: 194,328 km (0.093 R)
• M2: 1,208,601 km (0.089 R)
• M3: 1,782,309 km (0.106 R)
• M4: 2,363,796 km (0.095 R)
• M5: 2,786,260 km (0.029 R)
• M6: 3,858,877 km (0.094 R)
• M7: 6,674,907 km (0.062 R)
• M8: 13,319,746 km (0.11 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 435.3

Radius: 4.8

Gravity: 18.89 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 8.24 AU - 12.06 AU

Year: 21564 Days

Day: 16.9 Hours

Environment

Temp: -245 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 68,783,659 km

• M1: 59,690 km (0.109 R)
• M2: 221,405 km (0.103 R)
• M3: 467,194 km (0.064 R)
• M4: 771,626 km (0.09 R)
• M5: 940,223 km (0.119 R)
• M6: 1,159,533 km (0.099 R)
• M7: 1,504,655 km (0.111 R)
• M8: 1,971,401 km (0.093 R)
• M9: 3,134,375 km (0.115 R)
• M10: 3,401,556 km (0.1 R)
• M11: 3,830,753 km (0.116 R)
• M12: 4,458,017 km (0.03 R)
• M13: 4,624,968 km (0.097 R)
• M14: 4,971,586 km (0.057 R)
• M15: 5,224,406 km (0.101 R)
• M16: 5,523,752 km (0.049 R)
• M17: 5,834,467 km (0.105 R)
• M18: 6,925,035 km (0.079 R)
• M19: 8,194,672 km (0.077 R)
• M20: 12,128,647 km (0.063 R)
• M21: 14,978,487 km (0.04 R)
• M22: 16,359,425 km (0.104 R)
• M23: 18,159,835 km (0.092 R)
• M24: 21,008,179 km (0.055 R)
• M25: 23,531,147 km (0.097 R)
• M26: 29,872,002 km (0.106 R)
• M27: 31,312,330 km (0.11 R)
• M28: 32,547,560 km (0.104 R)
• M29: 37,126,152 km (0.081 R)
• M30: 43,924,628 km (0.104 R)
• M31: 49,494,456 km (0.068 R)
• M32: 50,999,111 km (0.11 R)
• M33: 51,507,295 km (0.072 R)
• M34: 63,561,293 km (0.063 R)
• M35: 67,350,607 km (0.115 R)
• M36: 68,166,963 km (0.115 R)
• M37: 68,783,605 km (0.096 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: 346 - 12,861 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit