🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.69 AU - 1.03 AU

Year: 280 Days

Day: 41.3 Hours

Environment

Temp: 138 °C

Axial Tilt: 11.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.74 AU - 1.06 AU

Year: 300 Days

Day: 38.3 Hours

Environment

Temp: 175 °C

Axial Tilt: 5.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.31 AU - 1.31 AU

Year: 527 Days

Day: 18.9 Hours

Environment

Temp: 19 °C

Axial Tilt: 25.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1.93 AU - 2.47 AU

Year: 1147 Days

Day: 44.1 Hours

Environment

Temp: -71 °C

Axial Tilt: 6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,458,421 km

• M1: 156,330 km (0.094 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.93 AU - 2.95 AU

Year: 1340 Days

Day: 39.4 Hours

Environment

Temp: -77 °C

Axial Tilt: 1.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,458,421 km

• M1: 555,008 km (0.112 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 2.7 AU - 3.44 AU

Year: 1891 Days

Day: 25.4 Hours

Environment

Temp: -93 °C

Axial Tilt: 0.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.86 AU - 4.76 AU

Year: 2614 Days

Day: 35.3 Hours

Environment

Temp: -107 °C

Axial Tilt: 32.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 5.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 4.76 AU - 5.4 AU

Year: 4024 Days

Day: 47.1 Hours

Environment

Temp: -133 °C

Axial Tilt: 14.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.39 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 9.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 752.1

Radius: 8.2

Gravity: 11.19 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 9.51 AU - 9.87 AU

Year: 10601 Days

Day: 8.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 76,458,421 km

• M1: 102,026 km (0.074 R)
• M2: 363,074 km (0.101 R)
• M3: 640,877 km (0.096 R)
• M4: 1,111,961 km (0.083 R)
• M5: 2,100,952 km (0.113 R)
• M6: 2,873,326 km (0.08 R)
• M7: 3,240,290 km (0.085 R)
• M8: 3,664,250 km (0.119 R)
• M9: 4,746,591 km (0.095 R)
• M10: 6,212,800 km (0.071 R)
• M11: 9,405,667 km (0.102 R)
• M12: 17,626,220 km (0.113 R)
• M13: 18,857,410 km (0.03 R)
• M14: 20,726,187 km (0.071 R)
• M15: 22,009,587 km (0.103 R)
• M16: 23,894,071 km (0.108 R)
• M17: 25,980,961 km (0.078 R)
• M18: 28,704,839 km (0.037 R)
• M19: 35,188,262 km (0.104 R)
• M20: 35,789,047 km (0.075 R)
• M21: 36,887,544 km (0.107 R)
• M22: 39,926,924 km (0.119 R)
• M23: 42,719,916 km (0.046 R)
• M24: 44,652,571 km (0.098 R)
• M25: 47,513,630 km (0.072 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 494.7

Radius: 7.4

Gravity: 9.03 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 15.64 AU - 17.5 AU

Year: 23706 Days

Day: 20.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 76,458,421 km

• M1: 109,356 km (0.065 R)
• M2: 473,926 km (0.04 R)
• M3: 997,219 km (0.055 R)
• M4: 1,285,195 km (0.111 R)
• M5: 1,545,645 km (0.064 R)
• M6: 2,153,910 km (0.06 R)
• M7: 4,216,566 km (0.074 R)
• M8: 5,790,335 km (0.037 R)
• M9: 6,552,985 km (0.065 R)
• M10: 6,866,991 km (0.1 R)
• M11: 7,819,929 km (0.085 R)
• M12: 8,071,404 km (0.113 R)
• M13: 8,484,892 km (0.075 R)
• M14: 13,503,153 km (0.043 R)
• M15: 16,422,705 km (0.08 R)
• M16: 16,835,894 km (0.08 R)
• M17: 18,557,765 km (0.091 R)
• M18: 19,005,961 km (0.05 R)
• M19: 34,147,210 km (0.085 R)
• M20: 40,078,018 km (0.075 R)
• M21: 41,890,695 km (0.037 R)
• M22: 42,197,969 km (0.118 R)
• M23: 46,167,848 km (0.09 R)
• M24: 54,109,699 km (0.114 R)
• M25: 55,392,800 km (0.067 R)
• M26: 57,639,461 km (0.113 R)
• M27: 58,210,626 km (0.102 R)
• M28: 61,319,868 km (0.07 R)
• M29: 69,574,230 km (0.048 R)
• M30: 72,187,705 km (0.088 R)
• M31: 75,545,728 km (0.054 R)

Kuiper Belt

Range: 31.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 304 - 18,710 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit