🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.4 AU - 0.6 AU

Year: 132 Days

Day: 36.9 Hours

Environment

Temp: 181 °C

Axial Tilt: 39.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 71,453,824 km

• M1: 172,337 km (0.099 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.45 AU - 0.71 AU

Year: 166 Days

Day: 41.3 Hours

Environment

Temp: 196 °C

Axial Tilt: 28.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.49 AU - 0.73 AU

Year: 179 Days

Day: 41 Hours

Environment

Temp: 185 °C

Axial Tilt: 2.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.98 AU - 1.34 AU

Year: 468 Days

Day: 18 Hours

Environment

Temp: 11 °C

Axial Tilt: 32 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 71,453,824 km

• M1: 301,440 km (0.099 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.59 AU - 2.53 AU

Year: 1108 Days

Day: 14.8 Hours

Environment

Temp: -82 °C

Axial Tilt: 27.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.87 AU - 2.47 AU

Year: 1198 Days

Day: 22.7 Hours

Environment

Temp: -76 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 554.8

Radius: 12.8

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 5.61 AU - 8.95 AU

Year: 7361 Days

Day: 10.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 71,453,824 km

• M1: 163,211 km (0.118 R)
• M2: 577,747 km (0.104 R)
• M3: 1,239,568 km (0.03 R)
• M4: 1,661,434 km (0.077 R)
• M5: 2,261,172 km (0.04 R)
• M6: 2,751,254 km (0.086 R)
• M7: 3,876,530 km (0.118 R)
• M8: 4,322,182 km (0.04 R)
• M9: 5,170,701 km (0.115 R)
• M10: 5,838,057 km (0.075 R)
• M11: 7,125,795 km (0.077 R)
• M12: 8,229,977 km (0.093 R)
• M13: 9,532,975 km (0.028 R)
• M14: 10,257,178 km (0.101 R)
• M15: 11,969,475 km (0.089 R)
• M16: 12,492,021 km (0.113 R)
• M17: 18,588,283 km (0.088 R)
• M18: 20,301,628 km (0.092 R)
• M19: 20,895,531 km (0.047 R)
• M20: 23,145,932 km (0.092 R)
• M21: 24,873,339 km (0.067 R)
• M22: 26,333,414 km (0.094 R)
• M23: 26,773,531 km (0.077 R)
• M24: 30,570,325 km (0.118 R)
• M25: 33,155,675 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 549.6

Radius: 5.2

Gravity: 20.33 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 13.35 AU - 19.25 AU

Year: 24661 Days

Day: 18.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 71,453,824 km

• M1: 64,626 km (0.086 R)
• M2: 816,954 km (0.12 R)
• M3: 1,847,982 km (0.102 R)
• M4: 3,091,440 km (0.091 R)
• M5: 4,246,635 km (0.115 R)
• M6: 5,870,819 km (0.088 R)
• M7: 7,616,327 km (0.117 R)
• M8: 9,563,493 km (0.1 R)
• M9: 14,178,587 km (0.078 R)
• M10: 15,108,936 km (0.111 R)
• M11: 17,176,528 km (0.071 R)
• M12: 19,897,564 km (0.116 R)
• M13: 22,066,584 km (0.105 R)
• M14: 24,062,369 km (0.105 R)
• M15: 26,519,963 km (0.085 R)
• M16: 27,218,136 km (0.061 R)
• M17: 29,633,992 km (0.103 R)
• M18: 35,584,546 km (0.104 R)
• M19: 38,467,148 km (0.08 R)
• M20: 40,269,353 km (0.109 R)
• M21: 41,813,502 km (0.116 R)
• M22: 46,514,167 km (0.098 R)
• M23: 46,850,762 km (0.114 R)
• M24: 71,712,432 km (0.096 R)
• M25: 71,936,679 km (0.048 R)
• M26: 72,838,904 km (0.108 R)
• M27: 75,822,933 km (0.059 R)
• M28: 76,757,321 km (0.095 R)
• M29: 78,887,445 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 287

Radius: 7.7

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 17.31 AU - 18.27 AU

Year: 28119 Days

Day: 15.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 71,453,824 km

• M1: 95,743 km (0.102 R)
• M2: 633,098 km (0.076 R)
• M3: 919,429 km (0.102 R)
• M4: 1,321,248 km (0.101 R)
• M5: 2,100,504 km (0.119 R)
• M6: 2,683,487 km (0.104 R)
• M7: 3,888,946 km (0.056 R)
• M8: 4,263,839 km (0.069 R)
• M9: 6,996,244 km (0.084 R)
• M10: 8,286,974 km (0.085 R)
• M11: 8,750,578 km (0.068 R)
• M12: 9,122,927 km (0.084 R)
• M13: 12,627,407 km (0.08 R)
• M14: 14,235,733 km (0.107 R)
• M15: 15,509,110 km (0.079 R)
• M16: 17,102,328 km (0.03 R)
• M17: 22,931,259 km (0.048 R)
• M18: 27,514,489 km (0.074 R)
• M19: 33,440,510 km (0.058 R)
• M20: 43,764,109 km (0.091 R)
• M21: 45,483,437 km (0.115 R)
• M22: 52,987,566 km (0.114 R)
• M23: 56,389,421 km (0.111 R)
• M24: 64,220,421 km (0.12 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 230 - 10,560 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit