🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.73 AU - 0.79 AU

Year: 241 Days

Day: 23.6 Hours

Environment

Temp: 199 °C

Axial Tilt: 5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.74 AU - 1.06 AU

Year: 310 Days

Day: 31.8 Hours

Environment

Temp: 151 °C

Axial Tilt: 39.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 4.78 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 439.7

Radius: 14.5

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 7.27 AU - 10.05 AU

Year: 9262 Days

Day: 13.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 47,188,578 km

• M1: 180,265 km (0.097 R)
• M2: 1,066,633 km (0.054 R)
• M3: 1,611,468 km (0.08 R)
• M4: 2,590,586 km (0.091 R)
• M5: 3,377,172 km (0.102 R)
• M6: 4,505,289 km (0.118 R)
• M7: 5,615,904 km (0.052 R)
• M8: 6,236,286 km (0.058 R)
• M9: 7,309,053 km (0.088 R)
• M10: 7,969,677 km (0.12 R)
• M11: 8,712,281 km (0.081 R)
• M12: 9,866,279 km (0.041 R)
• M13: 11,170,024 km (0.066 R)
• M14: 12,695,324 km (0.105 R)
• M15: 16,286,122 km (0.044 R)
• M16: 18,384,382 km (0.116 R)
• M17: 20,203,492 km (0.093 R)
• M18: 28,594,885 km (0.095 R)
• M19: 32,352,484 km (0.064 R)
• M20: 34,564,438 km (0.12 R)
• M21: 36,316,229 km (0.106 R)
• M22: 38,011,622 km (0.045 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 218.1

Radius: 7.6

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 10.24 AU - 16.04 AU

Year: 17311 Days

Day: 21.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 47,188,578 km

• M1: 94,546 km (0.048 R)
• M2: 569,070 km (0.104 R)
• M3: 1,231,190 km (0.036 R)
• M4: 1,580,502 km (0.111 R)
• M5: 2,062,207 km (0.079 R)
• M6: 3,292,948 km (0.052 R)
• M7: 3,533,950 km (0.067 R)
• M8: 4,414,633 km (0.082 R)
• M9: 4,768,731 km (0.067 R)
• M10: 5,205,707 km (0.104 R)
• M11: 5,601,243 km (0.103 R)
• M12: 5,875,905 km (0.064 R)
• M13: 6,678,199 km (0.109 R)
• M14: 7,387,292 km (0.059 R)
• M15: 9,668,660 km (0.108 R)
• M16: 10,266,902 km (0.06 R)
• M17: 11,156,261 km (0.096 R)
• M18: 12,497,855 km (0.074 R)
• M19: 13,027,731 km (0.083 R)
• M20: 16,040,931 km (0.06 R)
• M21: 16,878,829 km (0.07 R)
• M22: 17,526,139 km (0.068 R)
• M23: 18,641,690 km (0.07 R)
• M24: 19,411,221 km (0.118 R)
• M25: 21,178,421 km (0.092 R)
• M26: 23,936,407 km (0.1 R)
• M27: 24,845,214 km (0.097 R)
• M28: 26,538,513 km (0.116 R)
• M29: 33,294,353 km (0.025 R)
• M30: 35,817,769 km (0.11 R)
• M31: 38,097,342 km (0.115 R)
• M32: 42,678,477 km (0.103 R)
• M33: 44,148,276 km (0.035 R)

Kuiper Belt

Range: 30.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 390 - 13,446 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit