🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.53 AU - 0.77 AU

Year: 194 Days

Day: 41.3 Hours

Environment

Temp: 162 °C

Axial Tilt: 46.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Gas Giant

Semi-Major Axis: 8.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 708.7

Radius: 12.3

Gravity: 4.68 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 7.42 AU - 9.94 AU

Year: 9484 Days

Day: 10.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 53,433,827 km

• M1: 153,039 km (0.066 R)
• M2: 566,677 km (0.036 R)
• M3: 2,152,863 km (0.074 R)
• M4: 2,573,532 km (0.116 R)
• M5: 3,391,234 km (0.086 R)
• M6: 3,861,420 km (0.092 R)
• M7: 5,913,753 km (0.103 R)
• M8: 6,561,213 km (0.1 R)
• M9: 7,057,878 km (0.079 R)
• M10: 7,745,131 km (0.045 R)
• M11: 8,256,905 km (0.085 R)
• M12: 11,431,521 km (0.104 R)
• M13: 12,039,637 km (0.081 R)
• M14: 12,437,717 km (0.077 R)
• M15: 13,808,033 km (0.061 R)
• M16: 15,946,834 km (0.049 R)
• M17: 16,636,480 km (0.057 R)
• M18: 20,953,426 km (0.086 R)
• M19: 24,124,153 km (0.11 R)
• M20: 27,210,656 km (0.058 R)
• M21: 28,095,976 km (0.04 R)
• M22: 33,368,852 km (0.053 R)
• M23: 34,156,036 km (0.115 R)
• M24: 39,391,064 km (0.101 R)
• M25: 40,017,879 km (0.082 R)
• M26: 41,034,546 km (0.093 R)
• M27: 42,068,417 km (0.097 R)
• M28: 44,188,069 km (0.095 R)
• M29: 45,962,001 km (0.117 R)

Planet 3 - Ice Giant

Semi-Major Axis: 15.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 201.6

Radius: 5.6

Gravity: 6.43 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 12.43 AU - 17.71 AU

Year: 21696 Days

Day: 24.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 53,433,827 km

• M1: 69,862 km (0.087 R)
• M2: 276,158 km (0.066 R)
• M3: 789,129 km (0.045 R)
• M4: 1,155,344 km (0.117 R)
• M5: 1,818,213 km (0.079 R)
• M6: 2,040,216 km (0.069 R)
• M7: 2,772,647 km (0.063 R)
• M8: 3,408,737 km (0.113 R)
• M9: 3,774,504 km (0.057 R)
• M10: 5,934,548 km (0.056 R)
• M11: 6,233,294 km (0.115 R)
• M12: 8,996,666 km (0.045 R)
• M13: 9,491,536 km (0.037 R)
• M14: 11,886,897 km (0.117 R)
• M15: 25,199,462 km (0.091 R)
• M16: 42,304,931 km (0.095 R)
• M17: 47,875,507 km (0.112 R)
• M18: 48,173,656 km (0.09 R)
• M19: 49,378,667 km (0.114 R)
• M20: 53,273,896 km (0.088 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 315 - 12,395 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit