🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.43 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 42.5

Radius: 12.3

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 2.45 AU - 3.25 AU

Year: 3382 Days

Day: 7.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 28,385,119 km

• M1: 153,039 km (0.093 R)
• M2: 653,892 km (0.108 R)
• M3: 1,555,668 km (0.062 R)
• M4: 4,097,934 km (0.112 R)
• M5: 7,845,960 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 425.3

Radius: 11.4

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 3.75 AU - 4.11 AU

Year: 5476 Days

Day: 7.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 28,385,119 km

• M1: 141,819 km (0.09 R)
• M2: 631,453 km (0.067 R)
• M3: 1,050,925 km (0.105 R)
• M4: 1,744,610 km (0.087 R)
• M5: 2,606,593 km (0.079 R)
• M6: 3,306,263 km (0.117 R)
• M7: 5,079,147 km (0.107 R)
• M8: 5,734,236 km (0.118 R)
• M9: 7,723,738 km (0.107 R)
• M10: 8,185,696 km (0.055 R)
• M11: 9,125,919 km (0.098 R)
• M12: 12,047,865 km (0.116 R)
• M13: 13,313,762 km (0.103 R)
• M14: 14,240,820 km (0.056 R)
• M15: 14,936,749 km (0.103 R)
• M16: 15,431,768 km (0.057 R)
• M17: 16,051,552 km (0.112 R)
• M18: 16,512,613 km (0.099 R)
• M19: 16,982,649 km (0.094 R)
• M20: 17,582,537 km (0.076 R)
• M21: 23,267,406 km (0.106 R)
• M22: 24,535,397 km (0.079 R)
• M23: 26,085,381 km (0.089 R)
• M24: 26,482,862 km (0.102 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 531.6

Radius: 7.8

Gravity: 8.74 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 5.79 AU - 7.81 AU

Year: 12464 Days

Day: 18.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 28,385,119 km

• M1: 97,089 km (0.114 R)
• M2: 435,330 km (0.118 R)
• M3: 1,023,249 km (0.075 R)
• M4: 2,045,900 km (0.067 R)
• M5: 2,413,762 km (0.03 R)
• M6: 2,913,119 km (0.105 R)
• M7: 3,187,781 km (0.109 R)
• M8: 3,658,117 km (0.11 R)
• M9: 4,737,017 km (0.047 R)
• M10: 5,150,954 km (0.11 R)
• M11: 8,754,916 km (0.112 R)
• M12: 12,232,618 km (0.113 R)
• M13: 14,016,423 km (0.111 R)
• M14: 16,392,037 km (0.078 R)
• M15: 16,679,564 km (0.117 R)
• M16: 18,321,700 km (0.075 R)
• M17: 23,891,229 km (0.109 R)
• M18: 31,038,117 km (0.084 R)
• M19: 34,209,293 km (0.049 R)
• M20: 39,747,556 km (0.061 R)
• M21: 41,452,224 km (0.107 R)
• M22: 42,660,675 km (0.041 R)
• M23: 43,205,211 km (0.083 R)
• M24: 43,616,606 km (0.081 R)
• M25: 45,006,968 km (0.108 R)
• M26: 46,140,172 km (0.062 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 52.6

Radius: 5.5

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 6.82 AU - 9.54 AU

Year: 16445 Days

Day: 21.4 Hours

Environment

Temp: -234 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 28,385,119 km

• M1: 68,366 km (0.105 R)
• M2: 532,419 km (0.079 R)
• M3: 1,241,363 km (0.085 R)
• M4: 1,646,923 km (0.034 R)
• M5: 3,180,451 km (0.101 R)
• M6: 3,629,244 km (0.032 R)
• M7: 5,367,871 km (0.086 R)
• M8: 10,904,039 km (0.063 R)
• M9: 13,557,905 km (0.059 R)
• M10: 16,026,569 km (0.109 R)
• M11: 18,650,815 km (0.114 R)
• M12: 19,234,247 km (0.062 R)
• M13: 24,346,455 km (0.085 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 164 - 16,902 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit