🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.5 AU - 0.76 AU

Year: 185 Days

Day: 23.3 Hours

Environment

Temp: 174 °C

Axial Tilt: 10.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.58 AU - 0.8 AU

Year: 213 Days

Day: 26.8 Hours

Environment

Temp: 193 °C

Axial Tilt: 9.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 63,797,364 km

• M1: 331,210 km (0.084 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.7 AU - 0.96 AU

Year: 280 Days

Day: 22.7 Hours

Environment

Temp: 99 °C

Axial Tilt: 39.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 63,797,364 km

• M1: 32,313 km (0.027 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.05 AU - 1.19 AU

Year: 440 Days

Day: 22.1 Hours

Environment

Temp: 2 °C

Axial Tilt: 34.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.52 AU - 3.34 AU

Year: 1860 Days

Day: 24.7 Hours

Environment

Temp: -99 °C

Axial Tilt: 27.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 3.56 AU - 4.16 AU

Year: 2812 Days

Day: 44.1 Hours

Environment

Temp: -118 °C

Axial Tilt: 14.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,797,364 km

• M1: 429,495 km (0.076 R)

Asteroid Belt

Center: 7.21 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 377.8

Radius: 10.5

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 9.91 AU - 11.19 AU

Year: 12708 Days

Day: 5.2 Hours

Environment

Temp: -183 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 63,797,364 km

• M1: 131,646 km (0.077 R)
• M2: 482,154 km (0.116 R)
• M3: 948,301 km (0.115 R)
• M4: 1,275,621 km (0.106 R)
• M5: 1,637,498 km (0.094 R)
• M6: 2,614,372 km (0.093 R)
• M7: 3,761,489 km (0.102 R)
• M8: 4,293,459 km (0.109 R)
• M9: 5,844,639 km (0.059 R)
• M10: 6,231,051 km (0.113 R)
• M11: 8,469,184 km (0.054 R)
• M12: 9,057,104 km (0.096 R)
• M13: 10,466,765 km (0.071 R)
• M14: 10,932,612 km (0.099 R)
• M15: 11,575,135 km (0.098 R)
• M16: 12,470,927 km (0.055 R)
• M17: 12,818,443 km (0.12 R)
• M18: 13,533,222 km (0.048 R)
• M19: 17,224,250 km (0.068 R)
• M20: 19,069,989 km (0.109 R)
• M21: 19,844,008 km (0.073 R)
• M22: 20,719,455 km (0.115 R)
• M23: 21,703,659 km (0.072 R)
• M24: 22,547,241 km (0.081 R)
• M25: 24,480,345 km (0.104 R)
• M26: 27,000,471 km (0.052 R)
• M27: 29,483,945 km (0.104 R)
• M28: 30,833,617 km (0.047 R)
• M29: 33,544,480 km (0.107 R)
• M30: 35,708,114 km (0.12 R)
• M31: 37,360,871 km (0.116 R)
• M32: 39,435,495 km (0.045 R)
• M33: 40,060,066 km (0.096 R)
• M34: 41,457,160 km (0.062 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 358.6

Radius: 5.7

Gravity: 11.04 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 13.77 AU - 15.93 AU

Year: 21222 Days

Day: 20.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 63,797,364 km

• M1: 70,909 km (0.112 R)
• M2: 312,809 km (0.08 R)
• M3: 508,034 km (0.101 R)
• M4: 731,085 km (0.103 R)
• M5: 974,032 km (0.107 R)
• M6: 1,283,849 km (0.111 R)
• M7: 1,484,908 km (0.114 R)
• M8: 1,861,297 km (0.109 R)
• M9: 3,246,723 km (0.089 R)
• M10: 3,512,708 km (0.065 R)
• M11: 4,527,580 km (0.046 R)
• M12: 4,826,027 km (0.083 R)
• M13: 5,137,640 km (0.106 R)
• M14: 5,573,717 km (0.089 R)
• M15: 7,706,834 km (0.088 R)
• M16: 9,451,294 km (0.076 R)
• M17: 10,386,879 km (0.043 R)
• M18: 11,997,300 km (0.051 R)
• M19: 12,376,531 km (0.108 R)
• M20: 14,112,914 km (0.111 R)
• M21: 15,112,227 km (0.106 R)
• M22: 15,854,233 km (0.065 R)
• M23: 18,392,011 km (0.12 R)
• M24: 18,981,127 km (0.114 R)
• M25: 25,789,775 km (0.03 R)
• M26: 32,090,838 km (0.095 R)
• M27: 33,562,881 km (0.055 R)
• M28: 36,772,952 km (0.091 R)
• M29: 38,520,255 km (0.067 R)
• M30: 39,206,909 km (0.116 R)
• M31: 45,604,462 km (0.031 R)
• M32: 47,619,994 km (0.07 R)
• M33: 48,410,619 km (0.061 R)
• M34: 50,018,198 km (0.074 R)
• M35: 53,509,513 km (0.086 R)
• M36: 53,850,147 km (0.1 R)
• M37: 62,468,480 km (0.056 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 518 - 17,255 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit