🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.4 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 2.27 AU - 3.33 AU

Year: 1703 Days

Day: 34.7 Hours

Environment

Temp: -103 °C

Axial Tilt: 10.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.93 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 332

Radius: 10.7

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 4.88 AU - 5.22 AU

Year: 4124 Days

Day: 7.4 Hours

Environment

Temp: -130 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 62,313,281 km

• M1: 133,142 km (0.101 R)
• M2: 643,869 km (0.094 R)
• M3: 1,006,644 km (0.116 R)
• M4: 1,372,112 km (0.107 R)
• M5: 2,203,876 km (0.066 R)
• M6: 2,882,751 km (0.092 R)
• M7: 3,544,422 km (0.06 R)
• M8: 6,065,595 km (0.113 R)
• M9: 7,152,125 km (0.088 R)
• M10: 9,894,702 km (0.104 R)
• M11: 10,237,281 km (0.075 R)
• M12: 12,818,443 km (0.026 R)
• M13: 16,012,806 km (0.116 R)
• M14: 19,883,053 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 895

Radius: 10.9

Gravity: 7.53 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 4.99 AU - 5.97 AU

Year: 4662 Days

Day: 6.6 Hours

Environment

Temp: -136 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 62,313,281 km

• M1: 135,536 km (0.049 R)
• M2: 492,925 km (0.103 R)
• M3: 846,574 km (0.081 R)
• M4: 1,273,227 km (0.101 R)
• M5: 1,661,135 km (0.113 R)
• M6: 2,158,398 km (0.044 R)
• M7: 3,229,220 km (0.12 R)
• M8: 3,605,009 km (0.115 R)
• M9: 4,346,267 km (0.114 R)
• M10: 4,806,131 km (0.083 R)
• M11: 5,823,995 km (0.109 R)
• M12: 6,513,342 km (0.078 R)
• M13: 7,721,344 km (0.111 R)
• M14: 8,282,636 km (0.093 R)
• M15: 8,632,246 km (0.12 R)
• M16: 9,319,798 km (0.103 R)
• M17: 11,222,084 km (0.104 R)
• M18: 11,747,622 km (0.104 R)
• M19: 12,339,730 km (0.119 R)
• M20: 13,529,931 km (0.098 R)
• M21: 16,869,553 km (0.072 R)
• M22: 18,138,443 km (0.118 R)
• M23: 18,663,382 km (0.101 R)
• M24: 20,299,234 km (0.087 R)
• M25: 21,008,328 km (0.119 R)
• M26: 26,026,439 km (0.086 R)
• M27: 27,117,905 km (0.11 R)
• M28: 30,760,314 km (0.115 R)

Planet 4 - Ice Giant

Semi-Major Axis: 12.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 560.2

Radius: 5.7

Gravity: 17.24 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 9.84 AU - 15.5 AU

Year: 16391 Days

Day: 24.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 62,313,281 km

• M1: 74,350 km (0.102 R)
• M2: 256,710 km (0.117 R)
• M3: 591,510 km (0.058 R)
• M4: 1,573,321 km (0.093 R)
• M5: 1,785,301 km (0.11 R)
• M6: 2,207,616 km (0.113 R)
• M7: 2,762,474 km (0.115 R)
• M8: 3,353,236 km (0.037 R)
• M9: 4,916,684 km (0.034 R)
• M10: 5,409,160 km (0.044 R)
• M11: 6,089,830 km (0.072 R)
• M12: 6,491,949 km (0.077 R)
• M13: 6,699,441 km (0.098 R)
• M14: 10,483,071 km (0.11 R)
• M15: 11,597,725 km (0.063 R)
• M16: 12,919,272 km (0.039 R)
• M17: 13,515,270 km (0.097 R)
• M18: 13,922,625 km (0.081 R)
• M19: 19,043,659 km (0.089 R)
• M20: 24,184,889 km (0.029 R)
• M21: 24,987,482 km (0.051 R)
• M22: 25,292,961 km (0.119 R)
• M23: 29,156,027 km (0.045 R)
• M24: 30,758,818 km (0.099 R)
• M25: 38,160,771 km (0.097 R)
• M26: 38,565,882 km (0.102 R)
• M27: 38,973,985 km (0.119 R)
• M28: 43,949,910 km (0.061 R)
• M29: 49,653,029 km (0.1 R)
• M30: 50,459,661 km (0.084 R)
• M31: 52,265,008 km (0.095 R)
• M32: 57,406,537 km (0.092 R)

Kuiper Belt

Range: 30.2 - 47.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 481 - 13,249 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit