🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.88 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.4 AU - 2.12 AU

Year: 880 Days

Day: 17.8 Hours

Environment

Temp: -63 °C

Axial Tilt: 9.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 46,096,964 km

• M1: 323,580 km (0.091 R)
• M2: 367,113 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.66 AU - 2.08 AU

Year: 963 Days

Day: 12.3 Hours

Environment

Temp: -65 °C

Axial Tilt: 7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 46,096,964 km

• M1: 77,492 km (0.103 R)

Asteroid Belt

Center: 4.28 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 680.7

Radius: 11.5

Gravity: 5.15 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 5.35 AU - 8.03 AU

Year: 6519 Days

Day: 13.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 46,096,964 km

• M1: 144,063 km (0.101 R)
• M2: 596,148 km (0.056 R)
• M3: 972,237 km (0.075 R)
• M4: 1,441,974 km (0.079 R)
• M5: 2,123,991 km (0.102 R)
• M6: 2,504,867 km (0.114 R)
• M7: 3,320,624 km (0.104 R)
• M8: 6,299,417 km (0.047 R)
• M9: 7,918,514 km (0.044 R)
• M10: 10,347,236 km (0.066 R)
• M11: 11,207,723 km (0.088 R)
• M12: 12,693,679 km (0.082 R)
• M13: 15,133,171 km (0.083 R)
• M14: 15,619,364 km (0.05 R)
• M15: 16,687,044 km (0.083 R)
• M16: 22,062,245 km (0.057 R)
• M17: 23,405,484 km (0.097 R)
• M18: 24,635,329 km (0.11 R)
• M19: 28,034,043 km (0.077 R)
• M20: 29,798,101 km (0.028 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 665.6

Radius: 14.7

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 7.18 AU - 10.1 AU

Year: 9567 Days

Day: 14.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 46,096,964 km

• M1: 183,108 km (0.115 R)
• M2: 692,040 km (0.089 R)
• M3: 1,788,293 km (0.081 R)
• M4: 2,271,943 km (0.098 R)
• M5: 3,210,370 km (0.117 R)
• M6: 4,067,417 km (0.105 R)
• M7: 4,739,859 km (0.098 R)
• M8: 5,197,329 km (0.068 R)
• M9: 7,292,747 km (0.044 R)
• M10: 8,820,739 km (0.037 R)
• M11: 9,660,582 km (0.083 R)
• M12: 10,862,900 km (0.094 R)
• M13: 11,554,491 km (0.056 R)
• M14: 12,560,686 km (0.094 R)
• M15: 13,503,302 km (0.115 R)
• M16: 15,397,510 km (0.078 R)
• M17: 16,339,827 km (0.113 R)
• M18: 16,895,284 km (0.082 R)
• M19: 17,752,181 km (0.111 R)
• M20: 18,863,843 km (0.092 R)
• M21: 19,864,353 km (0.049 R)
• M22: 21,225,843 km (0.052 R)
• M23: 21,971,439 km (0.115 R)
• M24: 23,956,304 km (0.068 R)
• M25: 25,129,750 km (0.116 R)
• M26: 27,202,428 km (0.09 R)
• M27: 36,876,474 km (0.077 R)
• M28: 38,684,663 km (0.038 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 218 - 12,031 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit