🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.45 AU - 0.71 AU

Year: 154 Days

Day: 24.3 Hours

Environment

Temp: 243 °C

Axial Tilt: 147.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 64,015,942 km

• M1: 102,923 km (0.083 R)
• M2: 201,060 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.89 AU - 1.01 AU

Year: 322 Days

Day: 29 Hours

Environment

Temp: 139 °C

Axial Tilt: 30 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.81 AU - 1.25 AU

Year: 364 Days

Day: 39.4 Hours

Environment

Temp: 131 °C

Axial Tilt: 40 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.26 AU - 1.96 AU

Year: 711 Days

Day: 41.7 Hours

Environment

Temp: -13 °C

Axial Tilt: 11.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 64,015,942 km

• M1: 119,230 km (0.105 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.51 AU - 2.39 AU

Year: 948 Days

Day: 43.2 Hours

Environment

Temp: -40 °C

Axial Tilt: 9.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 2.28 AU - 2.44 AU

Year: 1263 Days

Day: 28.5 Hours

Environment

Temp: -59 °C

Axial Tilt: 28.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,015,942 km

• M1: 1,185,713 km (0.04 R)

Planet 7 - Terrestrial

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 4.85 AU - 5.29 AU

Year: 3976 Days

Day: 16.2 Hours

Environment

Temp: -127 °C

Axial Tilt: 19.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,015,942 km

• M1: 40,541 km (0.089 R)

Asteroid Belt

Center: 6.14 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 797.2

Radius: 12.6

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 6.08 AU - 8.34 AU

Year: 6742 Days

Day: 7.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 64,015,942 km

• M1: 157,527 km (0.028 R)
• M2: 804,388 km (0.116 R)
• M3: 1,374,954 km (0.119 R)
• M4: 1,812,079 km (0.111 R)
• M5: 2,500,229 km (0.089 R)
• M6: 2,916,261 km (0.069 R)
• M7: 4,114,390 km (0.117 R)
• M8: 4,811,217 km (0.1 R)
• M9: 5,338,849 km (0.118 R)
• M10: 5,872,315 km (0.075 R)
• M11: 6,372,420 km (0.063 R)
• M12: 7,120,410 km (0.098 R)
• M13: 8,834,502 km (0.116 R)
• M14: 11,821,224 km (0.091 R)
• M15: 12,840,434 km (0.052 R)
• M16: 14,151,510 km (0.079 R)
• M17: 14,688,117 km (0.108 R)
• M18: 17,714,781 km (0.073 R)
• M19: 19,629,933 km (0.094 R)
• M20: 24,035,740 km (0.108 R)
• M21: 26,199,973 km (0.093 R)
• M22: 30,714,537 km (0.114 R)
• M23: 31,817,822 km (0.117 R)
• M24: 34,423,068 km (0.091 R)
• M25: 35,177,341 km (0.09 R)
• M26: 36,052,788 km (0.053 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 965.4

Radius: 14.7

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 8.86 AU - 13.48 AU

Year: 13001 Days

Day: 7.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 64,015,942 km

• M1: 201,209 km (0.084 R)
• M2: 791,074 km (0.114 R)
• M3: 1,357,301 km (0.108 R)
• M4: 1,872,068 km (0.116 R)
• M5: 2,539,873 km (0.069 R)
• M6: 3,713,169 km (0.119 R)
• M7: 4,176,922 km (0.112 R)
• M8: 5,014,221 km (0.101 R)
• M9: 6,600,856 km (0.066 R)
• M10: 7,555,590 km (0.055 R)
• M11: 8,600,681 km (0.12 R)
• M12: 11,273,247 km (0.118 R)
• M13: 12,318,038 km (0.058 R)
• M14: 15,396,014 km (0.097 R)
• M15: 17,073,605 km (0.095 R)
• M16: 18,038,661 km (0.113 R)
• M17: 18,701,978 km (0.098 R)
• M18: 19,381,451 km (0.114 R)
• M19: 20,431,628 km (0.087 R)
• M20: 22,550,084 km (0.105 R)
• M21: 26,683,772 km (0.109 R)
• M22: 29,666,754 km (0.114 R)
• M23: 31,061,305 km (0.118 R)
• M24: 32,014,992 km (0.054 R)
• M25: 35,378,400 km (0.099 R)
• M26: 36,550,051 km (0.101 R)
• M27: 38,017,008 km (0.117 R)
• M28: 45,639,767 km (0.082 R)
• M29: 48,127,131 km (0.059 R)
• M30: 49,404,248 km (0.117 R)
• M31: 50,376,784 km (0.096 R)
• M32: 52,527,702 km (0.112 R)
• M33: 57,545,364 km (0.033 R)
• M34: 59,165,359 km (0.088 R)
• M35: 61,932,471 km (0.092 R)

Kuiper Belt

Range: 31.5 - 48.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 191 - 15,253 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit