🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.71 AU - 0.79 AU

Year: 240 Days

Day: 21.6 Hours

Environment

Temp: 115 °C

Axial Tilt: 35.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.83 AU - 1.13 AU

Year: 358 Days

Day: 17 Hours

Environment

Temp: 25 °C

Axial Tilt: 20.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 72,917,102 km

• M1: 96,341 km (0.064 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.06 AU - 1.56 AU

Year: 553 Days

Day: 19.1 Hours

Environment

Temp: -6 °C

Axial Tilt: 44 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.87 AU - 2.97 AU

Year: 1389 Days

Day: 21.4 Hours

Environment

Temp: -86 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,917,102 km

• M1: 1,328,130 km (0.118 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 2.2 AU - 3.32 AU

Year: 1692 Days

Day: 39.7 Hours

Environment

Temp: -98 °C

Axial Tilt: 12.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 3.37 AU - 3.61 AU

Year: 2406 Days

Day: 27.3 Hours

Environment

Temp: -125 °C

Axial Tilt: 17.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,917,102 km

• M1: 1,666,520 km (0.072 R)

Asteroid Belt

Center: 9.4 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 15.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 400.2

Radius: 3.9

Gravity: 26.31 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 14.86 AU - 15.74 AU

Year: 22081 Days

Day: 17.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 72,917,102 km

• M1: 48,769 km (0.105 R)
• M2: 184,305 km (0.077 R)
• M3: 359,035 km (0.068 R)
• M4: 650,751 km (0.051 R)
• M5: 1,539,063 km (0.087 R)
• M6: 2,051,735 km (0.071 R)
• M7: 3,629,095 km (0.064 R)
• M8: 4,426,751 km (0.079 R)
• M9: 6,787,704 km (0.09 R)
• M10: 8,036,697 km (0.117 R)
• M11: 9,595,656 km (0.038 R)
• M12: 13,024,140 km (0.09 R)
• M13: 13,433,889 km (0.085 R)
• M14: 16,152,531 km (0.102 R)
• M15: 22,353,811 km (0.065 R)
• M16: 24,145,396 km (0.076 R)
• M17: 24,452,969 km (0.109 R)
• M18: 25,391,546 km (0.115 R)
• M19: 28,693,320 km (0.083 R)
• M20: 31,167,520 km (0.113 R)
• M21: 31,899,652 km (0.071 R)
• M22: 33,271,614 km (0.089 R)
• M23: 37,760,298 km (0.068 R)
• M24: 38,452,637 km (0.102 R)
• M25: 43,689,460 km (0.074 R)
• M26: 44,299,071 km (0.092 R)
• M27: 49,217,400 km (0.098 R)
• M28: 56,444,174 km (0.105 R)
• M29: 60,497,229 km (0.112 R)
• M30: 62,594,591 km (0.062 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 396.5

Radius: 4.7

Gravity: 17.95 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 14.81 AU - 18.13 AU

Year: 24661 Days

Day: 16.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 72,917,102 km

• M1: 78,389 km (0.068 R)
• M2: 335,099 km (0.102 R)
• M3: 497,712 km (0.113 R)
• M4: 1,460,823 km (0.119 R)
• M5: 1,986,510 km (0.08 R)
• M6: 2,357,513 km (0.072 R)
• M7: 2,822,164 km (0.039 R)
• M8: 5,191,046 km (0.043 R)
• M9: 6,921,445 km (0.054 R)
• M10: 10,302,955 km (0.108 R)
• M11: 12,446,692 km (0.118 R)
• M12: 13,060,343 km (0.104 R)
• M13: 14,870,477 km (0.114 R)
• M14: 15,483,230 km (0.118 R)
• M15: 15,795,890 km (0.09 R)
• M16: 16,192,623 km (0.038 R)
• M17: 19,427,827 km (0.046 R)
• M18: 21,873,602 km (0.056 R)
• M19: 23,170,317 km (0.11 R)
• M20: 24,517,296 km (0.117 R)
• M21: 25,263,789 km (0.093 R)
• M22: 28,988,028 km (0.089 R)
• M23: 35,034,176 km (0.079 R)
• M24: 38,207,745 km (0.106 R)
• M25: 40,083,553 km (0.102 R)
• M26: 41,417,666 km (0.118 R)
• M27: 50,389,799 km (0.069 R)
• M28: 57,722,638 km (0.112 R)
• M29: 66,760,443 km (0.109 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 179 - 13,917 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit