🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.45 AU - 0.61 AU

Year: 166 Days

Day: 15.2 Hours

Environment

Temp: 146 °C

Axial Tilt: 4.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.53 AU - 0.69 AU

Year: 205 Days

Day: 13.1 Hours

Environment

Temp: 32 °C

Axial Tilt: 17.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.12 AU - 1.22 AU

Year: 545 Days

Day: 21.8 Hours

Environment

Temp: -72 °C

Axial Tilt: 35.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.58 AU - 1.93 AU

Year: 997 Days

Day: 31.3 Hours

Environment

Temp: -106 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.56 AU - 1.98 AU

Year: 1014 Days

Day: 19.7 Hours

Environment

Temp: -108 °C

Axial Tilt: 171.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 45,546,433 km

• M1: 220,208 km (0.072 R)
• M2: 929,452 km (0.088 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.97 AU - 1.97 AU

Year: 1190 Days

Day: 45.7 Hours

Environment

Temp: -124 °C

Axial Tilt: 42.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,546,433 km

• M1: 366,216 km (0.112 R)

Asteroid Belt

Center: 3.37 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211.8

Radius: 9.7

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 4.47 AU - 5.05 AU

Year: 4470 Days

Day: 10.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 45,546,433 km

• M1: 178,021 km (0.104 R)
• M2: 726,148 km (0.117 R)
• M3: 1,145,620 km (0.107 R)
• M4: 2,013,737 km (0.054 R)
• M5: 2,814,235 km (0.057 R)
• M6: 3,118,517 km (0.043 R)
• M7: 3,589,302 km (0.101 R)
• M8: 5,339,447 km (0.109 R)
• M9: 6,414,308 km (0.056 R)
• M10: 12,648,350 km (0.119 R)
• M11: 15,909,883 km (0.089 R)
• M12: 17,358,589 km (0.07 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 247.5

Radius: 11.4

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 4.67 AU - 6.21 AU

Year: 5462 Days

Day: 8.2 Hours

Environment

Temp: -178 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 45,546,433 km

• M1: 141,819 km (0.083 R)
• M2: 706,102 km (0.116 R)
• M3: 1,072,617 km (0.042 R)
• M4: 1,592,619 km (0.107 R)
• M5: 1,969,456 km (0.09 R)
• M6: 2,510,402 km (0.046 R)
• M7: 3,238,196 km (0.115 R)
• M8: 4,274,011 km (0.052 R)
• M9: 5,038,307 km (0.119 R)
• M10: 5,466,456 km (0.102 R)
• M11: 5,918,840 km (0.105 R)
• M12: 6,599,959 km (0.1 R)
• M13: 7,428,133 km (0.064 R)
• M14: 9,591,019 km (0.04 R)
• M15: 10,693,854 km (0.029 R)
• M16: 12,323,424 km (0.076 R)
• M17: 13,244,797 km (0.1 R)
• M18: 16,778,000 km (0.061 R)
• M19: 21,805,984 km (0.036 R)
• M20: 22,405,273 km (0.077 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 325.9

Radius: 5.5

Gravity: 10.77 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 8.67 AU - 11.15 AU

Year: 13429 Days

Day: 16.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 45,546,433 km

• M1: 76,445 km (0.087 R)
• M2: 291,865 km (0.073 R)
• M3: 546,032 km (0.052 R)
• M4: 963,560 km (0.111 R)
• M5: 1,189,004 km (0.057 R)
• M6: 1,436,439 km (0.093 R)
• M7: 1,673,252 km (0.112 R)
• M8: 1,935,946 km (0.09 R)
• M9: 3,157,113 km (0.096 R)
• M10: 3,786,023 km (0.071 R)
• M11: 4,296,002 km (0.109 R)
• M12: 4,850,561 km (0.056 R)
• M13: 5,097,847 km (0.119 R)
• M14: 5,550,979 km (0.12 R)
• M15: 6,172,408 km (0.074 R)
• M16: 6,611,627 km (0.091 R)
• M17: 8,055,097 km (0.11 R)
• M18: 9,266,840 km (0.036 R)
• M19: 12,557,844 km (0.093 R)
• M20: 13,083,830 km (0.097 R)
• M21: 13,931,003 km (0.072 R)
• M22: 14,750,051 km (0.081 R)
• M23: 15,204,080 km (0.073 R)
• M24: 17,184,906 km (0.117 R)
• M25: 17,979,121 km (0.112 R)
• M26: 19,331,336 km (0.074 R)
• M27: 23,792,494 km (0.046 R)
• M28: 25,884,620 km (0.05 R)
• M29: 29,096,038 km (0.119 R)
• M30: 30,222,809 km (0.05 R)
• M31: 30,744,457 km (0.11 R)
• M32: 36,531,052 km (0.111 R)
• M33: 38,083,280 km (0.117 R)
• M34: 40,053,483 km (0.087 R)
• M35: 42,349,960 km (0.094 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 226 - 17,758 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit