🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.64 AU - 0.88 AU

Year: 244 Days

Day: 41.5 Hours

Environment

Temp: 93 °C

Axial Tilt: 34.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.1 AU - 1.44 AU

Year: 528 Days

Day: 28.4 Hours

Environment

Temp: 1 °C

Axial Tilt: 45.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 74,196,221 km

• M1: 44,580 km (0.051 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.8 AU - 1.8 AU

Year: 891 Days

Day: 43.3 Hours

Environment

Temp: -59 °C

Axial Tilt: 98.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.11 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 12.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 746.2

Radius: 3.7

Gravity: 54.51 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 9.48 AU - 15.34 AU

Year: 16130 Days

Day: 23.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 74,196,221 km

• M1: 46,076 km (0.09 R)
• M2: 169,046 km (0.047 R)
• M3: 344,973 km (0.072 R)
• M4: 503,696 km (0.117 R)
• M5: 983,157 km (0.046 R)
• M6: 1,210,097 km (0.09 R)
• M7: 3,002,579 km (0.084 R)
• M8: 3,208,725 km (0.114 R)
• M9: 7,310,998 km (0.098 R)
• M10: 14,835,022 km (0.1 R)
• M11: 18,490,895 km (0.037 R)
• M12: 18,748,204 km (0.081 R)
• M13: 23,900,205 km (0.11 R)
• M14: 26,308,282 km (0.106 R)
• M15: 35,540,116 km (0.101 R)
• M16: 43,464,165 km (0.104 R)
• M17: 46,084,073 km (0.114 R)
• M18: 52,831,386 km (0.102 R)
• M19: 58,902,666 km (0.064 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 427

Radius: 6.3

Gravity: 10.76 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 14.89 AU - 17.81 AU

Year: 24392 Days

Day: 23 Hours

Environment

Temp: -194 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 74,196,221 km

• M1: 78,838 km (0.118 R)
• M2: 318,643 km (0.101 R)
• M3: 602,879 km (0.115 R)
• M4: 1,003,802 km (0.105 R)
• M5: 2,202,081 km (0.111 R)
• M6: 2,693,809 km (0.102 R)
• M7: 3,450,624 km (0.095 R)
• M8: 3,986,933 km (0.045 R)
• M9: 4,965,602 km (0.103 R)
• M10: 5,727,953 km (0.118 R)
• M11: 8,072,002 km (0.091 R)
• M12: 8,429,840 km (0.11 R)
• M13: 8,959,416 km (0.106 R)
• M14: 9,910,111 km (0.094 R)
• M15: 10,560,114 km (0.036 R)
• M16: 11,364,501 km (0.089 R)
• M17: 13,517,514 km (0.057 R)
• M18: 14,168,863 km (0.066 R)
• M19: 15,456,003 km (0.079 R)
• M20: 15,690,872 km (0.114 R)
• M21: 21,290,171 km (0.119 R)
• M22: 23,486,417 km (0.079 R)
• M23: 24,745,732 km (0.108 R)
• M24: 30,602,339 km (0.102 R)
• M25: 30,849,175 km (0.065 R)
• M26: 33,260,693 km (0.116 R)
• M27: 36,344,503 km (0.085 R)
• M28: 36,621,409 km (0.081 R)
• M29: 36,899,661 km (0.106 R)
• M30: 40,349,388 km (0.105 R)
• M31: 40,795,190 km (0.027 R)
• M32: 55,747,497 km (0.094 R)
• M33: 56,300,560 km (0.029 R)
• M34: 57,981,442 km (0.108 R)
• M35: 61,639,409 km (0.112 R)
• M36: 63,826,081 km (0.074 R)
• M37: 64,431,205 km (0.104 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 230 - 16,927 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit