🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.33

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.45 AU - 0.75 AU

Year: 171 Days

Day: 32.8 Hours

Environment

Temp: 161 °C

Axial Tilt: 8.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 52,881,477 km

• M1: 406,158 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.68 AU - 0.88 AU

Year: 253 Days

Day: 30.7 Hours

Environment

Temp: 96 °C

Axial Tilt: 5.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 52,881,477 km

• M1: 148,251 km (0.058 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.81 AU - 1.09 AU

Year: 340 Days

Day: 30 Hours

Environment

Temp: 25 °C

Axial Tilt: 33.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.14 AU - 1.6 AU

Year: 589 Days

Day: 24.8 Hours

Environment

Temp: -36 °C

Axial Tilt: 9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 2.07 AU - 2.13 AU

Year: 1117 Days

Day: 34.6 Hours

Environment

Temp: -71 °C

Axial Tilt: 23.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,881,477 km

• M1: 364,271 km (0.083 R)

Asteroid Belt

Center: 3.5 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 236.9

Radius: 10

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 4.11 AU - 5.67 AU

Year: 3970 Days

Day: 11.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 52,881,477 km

• M1: 124,615 km (0.1 R)
• M2: 491,579 km (0.076 R)
• M3: 885,021 km (0.06 R)
• M4: 1,395,748 km (0.109 R)
• M5: 2,095,567 km (0.105 R)
• M6: 3,276,941 km (0.106 R)
• M7: 3,849,901 km (0.082 R)
• M8: 4,680,319 km (0.109 R)
• M9: 5,384,177 km (0.049 R)
• M10: 5,899,990 km (0.102 R)
• M11: 6,475,493 km (0.102 R)
• M12: 7,557,086 km (0.04 R)
• M13: 8,623,420 km (0.094 R)
• M14: 9,858,649 km (0.047 R)
• M15: 10,898,205 km (0.094 R)
• M16: 13,546,386 km (0.039 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 190.8

Radius: 10.5

Gravity: 1.73 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 4.23 AU - 6.33 AU

Year: 4454 Days

Day: 9.4 Hours

Environment

Temp: -133 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 52,881,477 km

• M1: 153,487 km (0.059 R)
• M2: 655,089 km (0.081 R)
• M3: 1,407,417 km (0.108 R)
• M4: 2,160,343 km (0.119 R)
• M5: 2,723,579 km (0.066 R)
• M6: 3,399,761 km (0.082 R)
• M7: 3,891,190 km (0.097 R)
• M8: 4,598,339 km (0.116 R)
• M9: 5,485,006 km (0.098 R)
• M10: 6,268,151 km (0.033 R)
• M11: 7,037,832 km (0.072 R)
• M12: 7,993,463 km (0.095 R)
• M13: 8,732,177 km (0.095 R)
• M14: 11,579,324 km (0.078 R)
• M15: 12,273,309 km (0.108 R)
• M16: 12,865,566 km (0.045 R)
• M17: 13,610,265 km (0.053 R)
• M18: 14,153,006 km (0.101 R)
• M19: 14,851,628 km (0.098 R)
• M20: 15,378,512 km (0.117 R)
• M21: 16,418,965 km (0.102 R)
• M22: 17,034,111 km (0.065 R)
• M23: 17,452,836 km (0.064 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 34.4

Radius: 5.2

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 10.75 AU - 14.93 AU

Year: 16890 Days

Day: 20.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 52,881,477 km

• M1: 67,768 km (0.082 R)
• M2: 264,788 km (0.042 R)
• M3: 464,950 km (0.026 R)
• M4: 1,222,065 km (0.057 R)
• M5: 2,181,137 km (0.083 R)
• M6: 2,711,910 km (0.047 R)
• M7: 9,876,451 km (0.089 R)
• M8: 14,162,580 km (0.038 R)
• M9: 20,710,030 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 155.6

Radius: 4.5

Gravity: 7.68 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 13.29 AU - 19.45 AU

Year: 24313 Days

Day: 22.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 52,881,477 km

• M1: 56,099 km (0.111 R)
• M2: 1,215,632 km (0.114 R)
• M3: 2,150,619 km (0.074 R)
• M4: 5,753,235 km (0.096 R)
• M5: 8,282,037 km (0.047 R)
• M6: 19,527,608 km (0.06 R)
• M7: 27,001,368 km (0.079 R)
• M8: 27,204,223 km (0.061 R)
• M9: 30,151,900 km (0.093 R)
• M10: 34,245,346 km (0.066 R)
• M11: 40,922,797 km (0.096 R)
• M12: 45,061,721 km (0.03 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 510 - 20,309 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit