🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 625.3

Radius: 10.2

Gravity: 6.01 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.52 AU - 0.54 AU

Year: 257 Days

Day: 5.9 Hours

Environment

Temp: -138 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 68,232,519 km

• M1: 126,859 km (0.05 R)
• M2: 458,966 km (0.052 R)
• M3: 794,365 km (0.058 R)
• M4: 1,136,794 km (0.088 R)
• M5: 1,456,186 km (0.03 R)
• M6: 2,084,497 km (0.107 R)
• M7: 2,478,687 km (0.07 R)
• M8: 2,884,995 km (0.115 R)
• M9: 3,387,494 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 470.2

Radius: 9.5

Gravity: 5.21 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.5 AU - 0.58 AU

Year: 265 Days

Day: 7.3 Hours

Environment

Temp: -142 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 68,232,519 km

• M1: 118,182 km (0.058 R)
• M2: 481,406 km (0.084 R)
• M3: 823,985 km (0.114 R)
• M4: 1,158,935 km (0.081 R)
• M5: 1,857,258 km (0.062 R)
• M6: 2,182,483 km (0.081 R)
• M7: 2,742,727 km (0.075 R)
• M8: 3,711,224 km (0.042 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 490.3

Radius: 8

Gravity: 7.66 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.64 AU - 0.98 AU

Year: 486 Days

Day: 11.1 Hours

Environment

Temp: -168 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 68,232,519 km

• M1: 99,483 km (0.082 R)
• M2: 422,165 km (0.111 R)
• M3: 685,906 km (0.116 R)
• M4: 1,155,195 km (0.102 R)
• M5: 1,449,903 km (0.079 R)
• M6: 1,825,393 km (0.092 R)
• M7: 2,159,296 km (0.101 R)
• M8: 2,429,320 km (0.098 R)
• M9: 2,772,797 km (0.055 R)
• M10: 3,285,020 km (0.065 R)
• M11: 3,644,055 km (0.08 R)
• M12: 4,002,491 km (0.117 R)
• M13: 4,286,577 km (0.041 R)
• M14: 4,569,766 km (0.1 R)
• M15: 5,561,002 km (0.105 R)

Asteroid Belt

Center: 1.63 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 465.3

Radius: 11.3

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 2.17 AU - 2.71 AU

Year: 2542 Days

Day: 10.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 68,232,519 km

• M1: 140,772 km (0.075 R)
• M2: 508,633 km (0.069 R)
• M3: 982,858 km (0.082 R)
• M4: 1,418,487 km (0.084 R)
• M5: 1,881,193 km (0.026 R)
• M6: 2,351,529 km (0.118 R)
• M7: 3,445,688 km (0.101 R)
• M8: 4,059,488 km (0.094 R)
• M9: 4,681,516 km (0.057 R)
• M10: 5,071,069 km (0.091 R)
• M11: 5,842,096 km (0.086 R)
• M12: 6,217,736 km (0.112 R)
• M13: 7,213,759 km (0.031 R)
• M14: 7,884,556 km (0.085 R)
• M15: 8,344,270 km (0.118 R)
• M16: 8,984,848 km (0.108 R)
• M17: 10,954,154 km (0.028 R)
• M18: 11,333,983 km (0.11 R)
• M19: 12,120,270 km (0.055 R)
• M20: 15,160,248 km (0.087 R)
• M21: 16,756,158 km (0.085 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 57.7

Radius: 6.7

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 6.72 AU - 7.24 AU

Year: 12297 Days

Day: 16.7 Hours

Environment

Temp: -234 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 68,232,519 km

• M1: 83,326 km (0.085 R)
• M2: 1,310,627 km (0.09 R)
• M3: 2,229,906 km (0.115 R)
• M4: 2,691,864 km (0.035 R)
• M5: 5,405,569 km (0.118 R)
• M6: 6,443,031 km (0.101 R)
• M7: 7,312,045 km (0.071 R)
• M8: 7,910,436 km (0.067 R)
• M9: 10,592,277 km (0.112 R)
• M10: 13,286,684 km (0.065 R)
• M11: 14,075,813 km (0.103 R)
• M12: 16,129,343 km (0.092 R)
• M13: 16,742,844 km (0.115 R)
• M14: 17,487,841 km (0.071 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 349.8

Radius: 6.4

Gravity: 8.54 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 10.4 AU - 11.26 AU

Year: 23767 Days

Day: 19.1 Hours

Environment

Temp: -234 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 68,232,519 km

• M1: 79,586 km (0.041 R)
• M2: 348,413 km (0.098 R)
• M3: 641,326 km (0.054 R)
• M4: 866,321 km (0.106 R)
• M5: 1,170,304 km (0.118 R)
• M6: 1,421,030 km (0.086 R)
• M7: 2,376,213 km (0.074 R)
• M8: 2,927,182 km (0.037 R)
• M9: 3,448,381 km (0.113 R)
• M10: 6,415,056 km (0.101 R)
• M11: 8,048,665 km (0.117 R)
• M12: 8,598,736 km (0.07 R)
• M13: 9,607,325 km (0.095 R)
• M14: 11,418,506 km (0.114 R)
• M15: 15,473,057 km (0.086 R)
• M16: 15,778,387 km (0.026 R)
• M17: 17,861,836 km (0.107 R)
• M18: 19,762,477 km (0.111 R)
• M19: 21,133,093 km (0.076 R)
• M20: 21,414,636 km (0.054 R)
• M21: 26,051,123 km (0.062 R)
• M22: 34,194,632 km (0.108 R)
• M23: 36,298,876 km (0.042 R)
• M24: 48,287,500 km (0.05 R)
• M25: 49,103,556 km (0.11 R)
• M26: 49,597,678 km (0.035 R)
• M27: 54,370,149 km (0.089 R)
• M28: 55,253,375 km (0.088 R)
• M29: 62,473,567 km (0.093 R)
• M30: 66,811,307 km (0.088 R)
• M31: 67,417,926 km (0.08 R)
• M32: 68,232,486 km (0.094 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: 197 - 13,886 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit