🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.62 AU - 0.84 AU

Year: 223 Days

Day: 19.4 Hours

Environment

Temp: 114 °C

Axial Tilt: 35.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.89 AU - 0.99 AU

Year: 326 Days

Day: 39.5 Hours

Environment

Temp: 167 °C

Axial Tilt: 29.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 110,951,861 km

• M1: 284,386 km (0.098 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.16 AU - 1.38 AU

Year: 513 Days

Day: 41 Hours

Environment

Temp: 10 °C

Axial Tilt: 17.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.49 AU - 1.49 AU

Year: 651 Days

Day: 15.9 Hours

Environment

Temp: -34 °C

Axial Tilt: 13.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 110,951,861 km

• M1: 66,421 km (0.102 R)
• M2: 482,304 km (0.062 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 2.04 AU - 2.92 AU

Year: 1399 Days

Day: 27.4 Hours

Environment

Temp: -77 °C

Axial Tilt: 0.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 110,951,861 km

• M1: 154,535 km (0.078 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 2.96 AU - 4.02 AU

Year: 2335 Days

Day: 24.8 Hours

Environment

Temp: -104 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 4.72 AU - 5.48 AU

Year: 4125 Days

Day: 26.7 Hours

Environment

Temp: -141 °C

Axial Tilt: 3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.41 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 9.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 599.3

Radius: 10.3

Gravity: 5.65 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 7.87 AU - 11.57 AU

Year: 10854 Days

Day: 9.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 110,951,861 km

• M1: 128,355 km (0.087 R)
• M2: 459,265 km (0.112 R)
• M3: 1,801,158 km (0.089 R)
• M4: 2,574,131 km (0.06 R)
• M5: 3,059,127 km (0.108 R)
• M6: 4,241,548 km (0.077 R)
• M7: 6,020,566 km (0.111 R)
• M8: 6,384,089 km (0.104 R)
• M9: 7,276,590 km (0.077 R)
• M10: 8,563,132 km (0.116 R)
• M11: 13,573,912 km (0.12 R)
• M12: 16,479,253 km (0.074 R)
• M13: 25,038,046 km (0.098 R)
• M14: 32,589,148 km (0.089 R)
• M15: 35,448,412 km (0.113 R)
• M16: 37,120,468 km (0.044 R)
• M17: 40,621,507 km (0.11 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 834.1

Radius: 6.8

Gravity: 18.04 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 18.25 AU - 21.65 AU

Year: 31914 Days

Day: 16.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 110,951,861 km

• M1: 94,695 km (0.116 R)
• M2: 833,111 km (0.109 R)
• M3: 1,186,461 km (0.077 R)
• M4: 1,398,590 km (0.106 R)
• M5: 1,695,093 km (0.064 R)
• M6: 2,390,275 km (0.061 R)
• M7: 5,171,449 km (0.111 R)
• M8: 5,791,831 km (0.087 R)
• M9: 6,865,495 km (0.082 R)
• M10: 10,805,753 km (0.083 R)
• M11: 11,742,685 km (0.035 R)
• M12: 11,966,483 km (0.099 R)
• M13: 13,368,963 km (0.111 R)
• M14: 18,732,047 km (0.049 R)
• M15: 20,401,110 km (0.055 R)
• M16: 20,724,691 km (0.108 R)
• M17: 22,166,814 km (0.083 R)
• M18: 24,514,005 km (0.092 R)
• M19: 32,541,576 km (0.116 R)
• M20: 33,578,888 km (0.082 R)
• M21: 34,944,866 km (0.061 R)
• M22: 37,625,211 km (0.065 R)
• M23: 40,609,389 km (0.088 R)
• M24: 42,860,239 km (0.084 R)
• M25: 48,560,815 km (0.08 R)
• M26: 56,635,959 km (0.092 R)
• M27: 56,848,687 km (0.039 R)
• M28: 59,222,506 km (0.029 R)
• M29: 60,767,104 km (0.116 R)
• M30: 60,989,855 km (0.084 R)
• M31: 76,412,797 km (0.1 R)
• M32: 83,081,272 km (0.067 R)
• M33: 88,687,302 km (0.094 R)
• M34: 104,112,937 km (0.111 R)

Kuiper Belt

Range: 30.6 - 53.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 488 - 10,711 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit