🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.73 AU - 0.87 AU

Year: 260 Days

Day: 31.3 Hours

Environment

Temp: 113 °C

Axial Tilt: 37.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.45 AU - 2.41 AU

Year: 974 Days

Day: 30.5 Hours

Environment

Temp: -54 °C

Axial Tilt: 2.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.42 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 16.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 694.3

Radius: 5.4

Gravity: 23.81 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 14.11 AU - 19.69 AU

Year: 25250 Days

Day: 23.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 70,315,976 km

• M1: 67,319 km (0.113 R)
• M2: 425,756 km (0.086 R)
• M3: 1,395,299 km (0.106 R)
• M4: 2,380,850 km (0.103 R)
• M5: 3,158,011 km (0.116 R)
• M6: 3,698,807 km (0.112 R)
• M7: 4,334,449 km (0.087 R)
• M8: 4,586,072 km (0.038 R)
• M9: 6,819,419 km (0.091 R)
• M10: 7,928,837 km (0.107 R)
• M11: 8,864,571 km (0.111 R)
• M12: 9,270,580 km (0.037 R)
• M13: 11,353,282 km (0.107 R)
• M14: 14,037,217 km (0.12 R)
• M15: 14,508,899 km (0.074 R)
• M16: 16,157,916 km (0.108 R)
• M17: 16,939,266 km (0.075 R)
• M18: 23,235,392 km (0.096 R)
• M19: 24,006,419 km (0.084 R)
• M20: 26,303,046 km (0.098 R)
• M21: 27,626,688 km (0.108 R)
• M22: 27,995,297 km (0.059 R)
• M23: 28,742,239 km (0.093 R)
• M24: 29,247,431 km (0.11 R)
• M25: 30,798,761 km (0.096 R)
• M26: 33,924,160 km (0.074 R)
• M27: 34,488,293 km (0.077 R)
• M28: 36,808,107 km (0.115 R)
• M29: 39,851,526 km (0.117 R)
• M30: 46,088,112 km (0.082 R)
• M31: 50,710,537 km (0.096 R)
• M32: 52,192,752 km (0.095 R)
• M33: 59,220,711 km (0.081 R)
• M34: 59,424,463 km (0.063 R)
• M35: 69,536,830 km (0.11 R)
• M36: 72,523,552 km (0.117 R)
• M37: 74,403,399 km (0.116 R)
• M38: 76,798,610 km (0.076 R)
• M39: 84,291,818 km (0.106 R)
• M40: 89,280,907 km (0.071 R)

Planet 4 - Ice Giant

Semi-Major Axis: 18.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 268.9

Radius: 5.8

Gravity: 7.99 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 15.98 AU - 20.54 AU

Year: 28358 Days

Day: 20.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 70,315,976 km

• M1: 72,256 km (0.117 R)
• M2: 252,820 km (0.112 R)
• M3: 882,927 km (0.083 R)
• M4: 1,182,870 km (0.066 R)
• M5: 1,485,656 km (0.101 R)
• M6: 3,295,043 km (0.104 R)
• M7: 3,746,828 km (0.085 R)
• M8: 4,018,498 km (0.066 R)
• M9: 13,012,472 km (0.075 R)
• M10: 25,855,898 km (0.044 R)
• M11: 32,265,867 km (0.092 R)
• M12: 32,517,042 km (0.075 R)
• M13: 52,831,535 km (0.074 R)
• M14: 53,180,547 km (0.058 R)
• M15: 54,414,281 km (0.091 R)

Kuiper Belt

Range: 30.2 - 50.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 390 - 20,304 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit