🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.57 AU - 0.79 AU

Year: 196 Days

Day: 17.5 Hours

Environment

Temp: 210 °C

Axial Tilt: 33 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.13 AU - 1.17 AU

Year: 431 Days

Day: 39.6 Hours

Environment

Temp: 27 °C

Axial Tilt: 38.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.94 AU - 2.26 AU

Year: 1065 Days

Day: 34.3 Hours

Environment

Temp: -64 °C

Axial Tilt: 29.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.7 AU - 2.8 AU

Year: 1181 Days

Day: 30.5 Hours

Environment

Temp: -66 °C

Axial Tilt: 31.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 3.45 AU - 5.49 AU

Year: 3306 Days

Day: 21.5 Hours

Environment

Temp: -130 °C

Axial Tilt: 43.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.14 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 778.6

Radius: 11.1

Gravity: 6.32 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 4.94 AU - 6.68 AU

Year: 4899 Days

Day: 8.7 Hours

Environment

Temp: -149 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 22,436,955 km

• M1: 138,079 km (0.098 R)
• M2: 803,041 km (0.093 R)
• M3: 1,181,075 km (0.037 R)
• M4: 2,240,079 km (0.101 R)
• M5: 2,703,234 km (0.089 R)
• M6: 3,690,879 km (0.075 R)
• M7: 4,171,686 km (0.078 R)
• M8: 5,093,359 km (0.066 R)
• M9: 5,750,093 km (0.087 R)
• M10: 6,991,905 km (0.111 R)
• M11: 7,514,451 km (0.113 R)
• M12: 9,198,923 km (0.113 R)
• M13: 9,869,869 km (0.076 R)
• M14: 10,708,664 km (0.056 R)
• M15: 11,262,476 km (0.115 R)
• M16: 12,178,314 km (0.112 R)
• M17: 13,195,280 km (0.071 R)
• M18: 13,940,278 km (0.109 R)
• M19: 14,378,450 km (0.053 R)
• M20: 15,456,003 km (0.118 R)
• M21: 16,464,891 km (0.07 R)
• M22: 17,454,182 km (0.115 R)
• M23: 19,212,705 km (0.089 R)
• M24: 19,687,379 km (0.108 R)
• M25: 21,664,464 km (0.052 R)
• M26: 24,793,304 km (0.099 R)
• M27: 25,275,159 km (0.11 R)
• M28: 28,211,466 km (0.097 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 57.8

Radius: 13.7

Gravity: 0.31 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 7.02 AU - 7.04 AU

Year: 6521 Days

Day: 13.5 Hours

Environment

Temp: -153 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 22,436,955 km

• M1: 192,383 km (0.086 R)
• M2: 779,704 km (0.09 R)
• M3: 1,329,027 km (0.077 R)
• M4: 2,184,578 km (0.076 R)
• M5: 3,349,796 km (0.089 R)
• M6: 5,241,311 km (0.081 R)
• M7: 5,673,798 km (0.064 R)
• M8: 6,105,538 km (0.09 R)
• M9: 6,611,029 km (0.086 R)
• M10: 7,535,095 km (0.071 R)
• M11: 8,177,618 km (0.119 R)
• M12: 8,698,967 km (0.105 R)
• M13: 10,974,051 km (0.076 R)
• M14: 11,420,002 km (0.03 R)
• M15: 15,576,130 km (0.086 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 506.2

Radius: 12.1

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 6.4 AU - 8.64 AU

Year: 7214 Days

Day: 6.8 Hours

Environment

Temp: -148 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 22,436,955 km

• M1: 153,039 km (0.105 R)
• M2: 841,189 km (0.115 R)
• M3: 1,266,645 km (0.045 R)
• M4: 2,948,724 km (0.042 R)
• M5: 4,037,198 km (0.113 R)
• M6: 4,515,163 km (0.099 R)
• M7: 5,676,790 km (0.092 R)
• M8: 6,311,385 km (0.12 R)
• M9: 7,874,682 km (0.099 R)
• M10: 12,468,235 km (0.073 R)
• M11: 14,101,394 km (0.118 R)
• M12: 14,969,511 km (0.118 R)
• M13: 15,872,783 km (0.066 R)
• M14: 21,692,290 km (0.09 R)
• M15: 22,927,370 km (0.047 R)
• M16: 24,046,063 km (0.07 R)
• M17: 25,033,558 km (0.094 R)
• M18: 25,621,927 km (0.091 R)
• M19: 26,305,738 km (0.054 R)
• M20: 27,799,174 km (0.12 R)
• M21: 28,248,865 km (0.044 R)
• M22: 30,380,934 km (0.114 R)
• M23: 31,730,008 km (0.073 R)
• M24: 33,118,725 km (0.043 R)
• M25: 34,237,866 km (0.113 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 73

Radius: 10.6

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 8.45 AU - 10.01 AU

Year: 9810 Days

Day: 12.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 22,436,955 km

• M1: 137,331 km (0.095 R)
• M2: 484,548 km (0.039 R)
• M3: 1,055,712 km (0.056 R)
• M4: 2,232,898 km (0.079 R)
• M5: 3,585,861 km (0.044 R)
• M6: 4,998,065 km (0.093 R)
• M7: 5,951,602 km (0.086 R)
• M8: 7,459,249 km (0.089 R)
• M9: 10,474,394 km (0.115 R)
• M10: 12,430,087 km (0.118 R)
• M11: 13,257,962 km (0.116 R)
• M12: 13,637,491 km (0.103 R)
• M13: 15,074,529 km (0.083 R)

Kuiper Belt

Range: 31.4 - 49.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 327 - 10,547 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit