🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.48 AU - 0.54 AU

Year: 235 Days

Day: 46.1 Hours

Environment

Temp: -127 °C

Axial Tilt: 133.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,716,854 km

• M1: 380,876 km (0.055 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 581.5

Radius: 9.2

Gravity: 6.87 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.93 AU - 1.05 AU

Year: 636 Days

Day: 6.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 39,716,854 km

• M1: 124,615 km (0.06 R)
• M2: 435,479 km (0.068 R)
• M3: 784,790 km (0.058 R)
• M4: 1,144,274 km (0.092 R)
• M5: 1,936,694 km (0.117 R)
• M6: 2,255,038 km (0.116 R)
• M7: 2,566,052 km (0.041 R)
• M8: 3,650,188 km (0.076 R)
• M9: 4,736,717 km (0.11 R)
• M10: 5,460,023 km (0.043 R)
• M11: 5,913,305 km (0.118 R)
• M12: 6,352,374 km (0.091 R)
• M13: 6,978,441 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 36.4

Radius: 14.4

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 2.9 AU - 3.24 AU

Year: 3473 Days

Day: 10.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 39,716,854 km

• M1: 179,517 km (0.09 R)
• M2: 1,006,345 km (0.115 R)
• M3: 2,455,499 km (0.081 R)
• M4: 3,020,381 km (0.085 R)
• M5: 4,713,530 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653.4

Radius: 9.4

Gravity: 7.39 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 4.01 AU - 6.45 AU

Year: 7723 Days

Day: 10.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 88.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 39,716,854 km

• M1: 118,033 km (0.108 R)
• M2: 713,582 km (0.056 R)
• M3: 1,164,919 km (0.094 R)
• M4: 1,476,232 km (0.036 R)
• M5: 2,394,464 km (0.091 R)
• M6: 2,906,537 km (0.069 R)
• M7: 3,583,019 km (0.109 R)
• M8: 4,281,042 km (0.045 R)
• M9: 4,634,692 km (0.095 R)
• M10: 5,494,431 km (0.098 R)
• M11: 6,113,167 km (0.095 R)
• M12: 7,684,543 km (0.057 R)
• M13: 8,713,328 km (0.082 R)
• M14: 9,149,555 km (0.091 R)
• M15: 13,525,742 km (0.117 R)
• M16: 14,290,187 km (0.037 R)
• M17: 15,904,946 km (0.041 R)
• M18: 17,295,309 km (0.066 R)
• M19: 17,845,680 km (0.079 R)
• M20: 18,764,959 km (0.118 R)
• M21: 19,567,102 km (0.116 R)
• M22: 22,433,846 km (0.1 R)
• M23: 26,736,879 km (0.086 R)
• M24: 27,195,247 km (0.118 R)
• M25: 29,178,167 km (0.111 R)
• M26: 29,958,320 km (0.117 R)
• M27: 30,852,466 km (0.118 R)
• M28: 31,356,910 km (0.104 R)
• M29: 34,391,503 km (0.099 R)
• M30: 36,595,080 km (0.079 R)
• M31: 38,773,973 km (0.026 R)
• M32: 39,361,593 km (0.09 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 507 - 10,811 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit