🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.4 AU - 0.66 AU

Year: 146 Days

Day: 19.1 Hours

Environment

Temp: 162 °C

Axial Tilt: 18.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 29,469,509 km

• M1: 19,597 km (0.049 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.7 AU - 0.78 AU

Year: 241 Days

Day: 43.4 Hours

Environment

Temp: 169 °C

Axial Tilt: 21.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 29,469,509 km

• M1: 41,289 km (0.109 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.87 AU - 1.11 AU

Year: 373 Days

Day: 31.3 Hours

Environment

Temp: 24 °C

Axial Tilt: 19.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 29,469,509 km

• M1: 40,242 km (0.105 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.93 AU - 2.63 AU

Year: 1304 Days

Day: 34.1 Hours

Environment

Temp: -92 °C

Axial Tilt: 14.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,469,509 km

• M1: 35,754 km (0.056 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 75.4

Radius: 12.6

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 3.43 AU - 5.39 AU

Year: 3508 Days

Day: 5.5 Hours

Environment

Temp: -140 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 29,469,509 km

• M1: 157,078 km (0.044 R)
• M2: 830,268 km (0.096 R)
• M3: 1,379,741 km (0.079 R)
• M4: 1,834,369 km (0.04 R)
• M5: 2,389,676 km (0.075 R)
• M6: 3,890,741 km (0.041 R)
• M7: 4,397,729 km (0.106 R)
• M8: 5,733,638 km (0.051 R)
• M9: 7,757,547 km (0.067 R)
• M10: 8,536,802 km (0.097 R)
• M11: 9,636,197 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 280.7

Radius: 10.7

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 4.19 AU - 6.95 AU

Year: 4979 Days

Day: 10.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 29,469,509 km

• M1: 133,292 km (0.046 R)
• M2: 560,992 km (0.04 R)
• M3: 931,995 km (0.093 R)
• M4: 1,900,641 km (0.075 R)
• M5: 2,456,098 km (0.097 R)
• M6: 3,223,086 km (0.038 R)
• M7: 7,628,743 km (0.094 R)
• M8: 9,142,075 km (0.118 R)
• M9: 10,243,265 km (0.108 R)
• M10: 10,846,444 km (0.11 R)
• M11: 12,124,010 km (0.098 R)
• M12: 17,444,907 km (0.097 R)
• M13: 18,131,262 km (0.044 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 84.4

Radius: 14

Gravity: 0.43 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 9.97 AU - 13.43 AU

Year: 15157 Days

Day: 6.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 29,469,509 km

• M1: 181,911 km (0.088 R)
• M2: 657,333 km (0.095 R)
• M3: 1,143,077 km (0.08 R)
• M4: 1,851,124 km (0.105 R)
• M5: 5,909,565 km (0.104 R)
• M6: 9,378,440 km (0.076 R)
• M7: 11,953,917 km (0.107 R)
• M8: 13,431,196 km (0.116 R)
• M9: 17,368,163 km (0.111 R)
• M10: 18,592,771 km (0.065 R)
• M11: 24,229,470 km (0.079 R)
• M12: 29,005,531 km (0.053 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 218.6

Radius: 7.8

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 12.08 AU - 13.56 AU

Year: 17385 Days

Day: 22.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 29,469,509 km

• M1: 96,939 km (0.118 R)
• M2: 341,682 km (0.119 R)
• M3: 844,330 km (0.097 R)
• M4: 1,101,489 km (0.09 R)
• M5: 1,873,863 km (0.112 R)
• M6: 5,066,880 km (0.104 R)
• M7: 6,366,437 km (0.104 R)
• M8: 14,503,663 km (0.111 R)
• M9: 14,827,094 km (0.04 R)
• M10: 18,257,223 km (0.114 R)
• M11: 27,415,156 km (0.029 R)
• M12: 33,640,672 km (0.076 R)
• M13: 34,093,953 km (0.048 R)
• M14: 38,481,958 km (0.083 R)
• M15: 45,816,891 km (0.116 R)

Asteroid Belt

Center: 14.16 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 15.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 29.8

Radius: 7.7

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 11.87 AU - 19.13 AU

Year: 23112 Days

Day: 23.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 29,469,509 km

• M1: 101,727 km (0.082 R)
• M2: 673,938 km (0.119 R)
• M3: 6,314,377 km (0.038 R)
• M4: 7,370,837 km (0.097 R)
• M5: 8,773,018 km (0.115 R)
• M6: 10,476,189 km (0.045 R)
• M7: 13,558,205 km (0.042 R)
• M8: 15,361,906 km (0.082 R)
• M9: 16,952,132 km (0.118 R)
• M10: 17,505,644 km (0.102 R)
• M11: 24,727,481 km (0.05 R)
• M12: 25,042,235 km (0.092 R)
• M13: 29,118,478 km (0.119 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 306 - 17,872 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit