🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.74 AU - 1.1 AU

Year: 336 Days

Day: 27.5 Hours

Environment

Temp: 18 °C

Axial Tilt: 5.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 93,865,658 km

• M1: 141,968 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.01 AU - 1.39 AU

Year: 501 Days

Day: 27.1 Hours

Environment

Temp: -20 °C

Axial Tilt: 32.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.6 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 955.8

Radius: 3.2

Gravity: 93.34 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 14.24 AU - 17.76 AU

Year: 24371 Days

Day: 22.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 93,865,658 km

• M1: 40,391 km (0.059 R)
• M2: 142,716 km (0.099 R)
• M3: 803,939 km (0.118 R)
• M4: 1,144,274 km (0.052 R)
• M5: 1,298,210 km (0.115 R)
• M6: 1,554,771 km (0.108 R)
• M7: 1,927,120 km (0.093 R)
• M8: 2,404,636 km (0.113 R)
• M9: 2,817,975 km (0.026 R)
• M10: 3,717,806 km (0.083 R)
• M11: 4,021,340 km (0.076 R)
• M12: 4,677,626 km (0.054 R)
• M13: 5,487,250 km (0.1 R)
• M14: 5,835,813 km (0.055 R)
• M15: 7,483,035 km (0.12 R)
• M16: 7,857,030 km (0.055 R)
• M17: 8,243,142 km (0.104 R)
• M18: 8,934,434 km (0.028 R)
• M19: 9,294,217 km (0.087 R)
• M20: 14,070,428 km (0.079 R)
• M21: 17,807,981 km (0.099 R)
• M22: 18,860,402 km (0.085 R)
• M23: 19,852,535 km (0.105 R)
• M24: 22,374,456 km (0.111 R)
• M25: 27,286,951 km (0.029 R)
• M26: 32,170,274 km (0.088 R)
• M27: 33,013,258 km (0.109 R)
• M28: 33,155,226 km (0.093 R)
• M29: 36,079,865 km (0.095 R)
• M30: 36,230,360 km (0.115 R)
• M31: 43,449,056 km (0.092 R)
• M32: 51,188,203 km (0.105 R)
• M33: 52,529,198 km (0.085 R)
• M34: 55,480,914 km (0.12 R)
• M35: 56,489,054 km (0.097 R)
• M36: 57,509,161 km (0.119 R)
• M37: 63,012,418 km (0.039 R)
• M38: 67,705,603 km (0.077 R)
• M39: 71,196,768 km (0.083 R)
• M40: 82,386,839 km (0.115 R)
• M41: 95,842,120 km (0.067 R)

Planet 4 - Ice Giant

Semi-Major Axis: 18.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 577.9

Radius: 3.4

Gravity: 49.99 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 18.05 AU - 18.57 AU

Year: 29835 Days

Day: 20.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 93,865,658 km

• M1: 42,336 km (0.074 R)
• M2: 234,420 km (0.085 R)
• M3: 598,691 km (0.079 R)
• M4: 1,355,506 km (0.11 R)
• M5: 1,930,411 km (0.05 R)
• M6: 2,525,212 km (0.116 R)
• M7: 6,508,704 km (0.119 R)
• M8: 7,659,112 km (0.044 R)
• M9: 9,721,318 km (0.114 R)
• M10: 10,812,336 km (0.077 R)
• M11: 11,700,049 km (0.074 R)
• M12: 20,818,937 km (0.086 R)
• M13: 23,726,671 km (0.073 R)
• M14: 25,689,844 km (0.073 R)
• M15: 32,639,263 km (0.063 R)
• M16: 41,228,425 km (0.11 R)
• M17: 43,884,835 km (0.077 R)
• M18: 49,903,905 km (0.095 R)
• M19: 50,274,160 km (0.049 R)
• M20: 56,450,009 km (0.079 R)
• M21: 56,650,769 km (0.039 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: 329 - 15,373 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit