🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.49 AU - 0.71 AU

Year: 165 Days

Day: 21.2 Hours

Environment

Temp: 232 °C

Axial Tilt: 15.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 21,983,977 km

• M1: 46,525 km (0.101 R)
• M2: 65,075 km (0.058 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.71 AU - 0.73 AU

Year: 217 Days

Day: 35.7 Hours

Environment

Temp: 189 °C

Axial Tilt: 20 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.09 AU - 1.29 AU

Year: 461 Days

Day: 44 Hours

Environment

Temp: 15 °C

Axial Tilt: 35 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 1.78 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.9 AU - 2.84 AU

Year: 1294 Days

Day: 37.1 Hours

Environment

Temp: -64 °C

Axial Tilt: 4.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 4.22 AU - 6.14 AU

Year: 4182 Days

Day: 29.4 Hours

Environment

Temp: -127 °C

Axial Tilt: 20.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 219.1

Radius: 13.5

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 4.22 AU - 6.5 AU

Year: 4402 Days

Day: 13.3 Hours

Environment

Temp: -141 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 21,983,977 km

• M1: 168,896 km (0.078 R)
• M2: 906,862 km (0.105 R)
• M3: 2,247,259 km (0.119 R)
• M4: 2,904,293 km (0.073 R)
• M5: 3,559,083 km (0.095 R)
• M6: 7,482,287 km (0.097 R)
• M7: 10,346,488 km (0.114 R)
• M8: 13,245,096 km (0.102 R)
• M9: 17,702,514 km (0.116 R)
• M10: 18,136,797 km (0.111 R)
• M11: 18,801,610 km (0.116 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 975.8

Radius: 10.1

Gravity: 9.57 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 5.3 AU - 6.3 AU

Year: 4955 Days

Day: 6 Hours

Environment

Temp: -150 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 21,983,977 km

• M1: 128,654 km (0.08 R)
• M2: 483,949 km (0.057 R)
• M3: 896,390 km (0.106 R)
• M4: 1,259,464 km (0.092 R)
• M5: 1,788,891 km (0.029 R)
• M6: 2,152,414 km (0.096 R)
• M7: 2,583,106 km (0.114 R)
• M8: 3,191,820 km (0.116 R)
• M9: 4,132,940 km (0.083 R)
• M10: 5,050,424 km (0.081 R)
• M11: 6,455,896 km (0.109 R)
• M12: 7,321,170 km (0.115 R)
• M13: 7,952,324 km (0.092 R)
• M14: 8,301,036 km (0.059 R)
• M15: 8,781,844 km (0.085 R)
• M16: 9,451,743 km (0.116 R)
• M17: 10,428,019 km (0.116 R)
• M18: 11,519,036 km (0.103 R)
• M19: 12,684,553 km (0.042 R)
• M20: 13,650,357 km (0.104 R)
• M21: 20,862,620 km (0.108 R)
• M22: 21,304,382 km (0.108 R)
• M23: 27,717,793 km (0.089 R)
• M24: 29,248,628 km (0.095 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 114.2

Radius: 12.3

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 5.5 AU - 6.8 AU

Year: 5411 Days

Day: 12.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 21,983,977 km

• M1: 153,039 km (0.066 R)
• M2: 878,439 km (0.047 R)
• M3: 1,358,498 km (0.087 R)
• M4: 2,133,864 km (0.083 R)
• M5: 2,665,535 km (0.113 R)
• M6: 3,218,748 km (0.041 R)
• M7: 3,701,051 km (0.03 R)
• M8: 4,494,818 km (0.119 R)
• M9: 5,213,486 km (0.09 R)
• M10: 5,636,848 km (0.079 R)
• M11: 6,263,214 km (0.082 R)
• M12: 7,132,378 km (0.116 R)
• M13: 8,111,197 km (0.109 R)
• M14: 8,877,736 km (0.076 R)
• M15: 9,278,808 km (0.057 R)
• M16: 10,117,454 km (0.077 R)
• M17: 12,476,762 km (0.107 R)
• M18: 13,762,406 km (0.103 R)
• M19: 15,134,667 km (0.108 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 209

Radius: 12.1

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 5.95 AU - 6.67 AU

Year: 5623 Days

Day: 9 Hours

Environment

Temp: -142 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 21,983,977 km

• M1: 172,337 km (0.053 R)
• M2: 629,807 km (0.087 R)
• M3: 1,485,806 km (0.098 R)
• M4: 2,446,374 km (0.12 R)
• M5: 2,846,997 km (0.098 R)
• M6: 4,301,238 km (0.072 R)
• M7: 7,575,337 km (0.066 R)
• M8: 8,232,072 km (0.073 R)
• M9: 9,546,887 km (0.118 R)
• M10: 9,963,667 km (0.069 R)
• M11: 12,365,760 km (0.102 R)
• M12: 12,999,008 km (0.05 R)
• M13: 19,467,321 km (0.114 R)
• M14: 21,399,826 km (0.107 R)

Kuiper Belt

Range: 30.9 - 51.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 528 - 18,831 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit