🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.46 AU - 0.54 AU

Year: 125 Days

Day: 42.9 Hours

Environment

Temp: 266 °C

Axial Tilt: 22.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.5 AU - 0.8 AU

Year: 186 Days

Day: 32.7 Hours

Environment

Temp: 208 °C

Axial Tilt: 11.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 3.03 AU - 3.63 AU

Year: 2156 Days

Day: 34.6 Hours

Environment

Temp: -102 °C

Axial Tilt: 6.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 93,813,316 km

• M1: 267,481 km (0.117 R)

Asteroid Belt

Center: 5.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 223

Radius: 11.3

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 7.56 AU - 8.4 AU

Year: 7997 Days

Day: 13.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 93,813,316 km

• M1: 140,472 km (0.092 R)
• M2: 498,161 km (0.099 R)
• M3: 974,630 km (0.116 R)
• M4: 1,459,477 km (0.114 R)
• M5: 1,963,322 km (0.111 R)
• M6: 2,733,751 km (0.049 R)
• M7: 3,405,596 km (0.047 R)
• M8: 4,301,687 km (0.119 R)
• M9: 5,185,212 km (0.114 R)
• M10: 6,369,578 km (0.111 R)
• M11: 7,310,549 km (0.096 R)
• M12: 8,048,216 km (0.051 R)
• M13: 8,642,867 km (0.118 R)
• M14: 9,147,461 km (0.099 R)
• M15: 9,712,642 km (0.077 R)
• M16: 11,642,305 km (0.035 R)
• M17: 14,237,678 km (0.054 R)
• M18: 19,208,815 km (0.067 R)
• M19: 21,796,410 km (0.058 R)
• M20: 24,224,982 km (0.069 R)
• M21: 25,623,123 km (0.114 R)
• M22: 28,071,741 km (0.105 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 921.7

Radius: 4.9

Gravity: 38.39 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 15.35 AU - 17.49 AU

Year: 23605 Days

Day: 23.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 93,813,316 km

• M1: 61,036 km (0.108 R)
• M2: 1,059,153 km (0.098 R)
• M3: 1,373,308 km (0.098 R)
• M4: 1,689,858 km (0.093 R)
• M5: 1,906,326 km (0.07 R)
• M6: 3,745,781 km (0.109 R)
• M7: 4,508,281 km (0.089 R)
• M8: 8,266,928 km (0.095 R)
• M9: 9,426,611 km (0.118 R)
• M10: 11,363,155 km (0.064 R)
• M11: 14,578,911 km (0.048 R)
• M12: 17,514,769 km (0.106 R)
• M13: 19,709,968 km (0.083 R)
• M14: 21,236,465 km (0.101 R)
• M15: 22,404,824 km (0.094 R)
• M16: 24,179,653 km (0.114 R)
• M17: 25,926,657 km (0.05 R)
• M18: 28,006,367 km (0.108 R)
• M19: 29,931,542 km (0.039 R)
• M20: 30,592,465 km (0.106 R)
• M21: 31,533,885 km (0.074 R)
• M22: 39,929,916 km (0.099 R)
• M23: 40,089,237 km (0.029 R)
• M24: 44,039,968 km (0.084 R)
• M25: 45,066,658 km (0.045 R)
• M26: 57,231,209 km (0.095 R)
• M27: 57,840,072 km (0.106 R)
• M28: 60,738,830 km (0.069 R)
• M29: 65,930,923 km (0.096 R)
• M30: 67,951,841 km (0.036 R)
• M31: 78,428,329 km (0.114 R)
• M32: 90,478,587 km (0.074 R)
• M33: 93,813,274 km (0.064 R)

Kuiper Belt

Range: 30.9 - 52.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 252 - 14,720 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit