🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.58 AU - 0.86 AU

Year: 234 Days

Day: 27.6 Hours

Environment

Temp: 80 °C

Axial Tilt: 38.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 80,213,279 km

• M1: 157,527 km (0.107 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.7 AU - 0.8 AU

Year: 249 Days

Day: 27.6 Hours

Environment

Temp: 171 °C

Axial Tilt: 0.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 80,213,279 km

• M1: 149,747 km (0.079 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.51 AU - 2.27 AU

Year: 995 Days

Day: 42.9 Hours

Environment

Temp: -74 °C

Axial Tilt: 17.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.69 AU - 2.59 AU

Year: 1199 Days

Day: 35.4 Hours

Environment

Temp: -78 °C

Axial Tilt: 36.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 2.32 AU - 2.78 AU

Year: 1559 Days

Day: 37.4 Hours

Environment

Temp: -100 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.52 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 871.1

Radius: 14.6

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 4.18 AU - 4.78 AU

Year: 3631 Days

Day: 14.9 Hours

Environment

Temp: -134 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 80,213,279 km

• M1: 182,659 km (0.078 R)
• M2: 848,519 km (0.094 R)
• M3: 1,416,393 km (0.063 R)
• M4: 4,477,464 km (0.095 R)
• M5: 5,223,808 km (0.074 R)
• M6: 5,738,425 km (0.079 R)
• M7: 6,406,828 km (0.067 R)
• M8: 7,323,414 km (0.114 R)
• M9: 7,935,269 km (0.1 R)
• M10: 8,729,335 km (0.046 R)
• M11: 9,417,934 km (0.068 R)
• M12: 10,184,025 km (0.11 R)
• M13: 10,817,721 km (0.096 R)
• M14: 11,749,118 km (0.077 R)
• M15: 13,370,010 km (0.117 R)
• M16: 17,287,530 km (0.083 R)
• M17: 17,946,957 km (0.095 R)
• M18: 22,332,120 km (0.117 R)
• M19: 23,915,464 km (0.071 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 943.9

Radius: 8.9

Gravity: 11.92 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 5.05 AU - 6.55 AU

Year: 5348 Days

Day: 6.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 80,213,279 km

• M1: 116,537 km (0.099 R)
• M2: 416,929 km (0.07 R)
• M3: 815,757 km (0.113 R)
• M4: 1,258,716 km (0.11 R)
• M5: 1,599,949 km (0.062 R)
• M6: 1,885,232 km (0.063 R)
• M7: 2,204,923 km (0.031 R)
• M8: 2,490,057 km (0.112 R)
• M9: 3,388,990 km (0.08 R)
• M10: 3,818,037 km (0.063 R)
• M11: 5,267,491 km (0.107 R)
• M12: 6,362,547 km (0.082 R)
• M13: 7,124,449 km (0.113 R)
• M14: 7,945,891 km (0.096 R)
• M15: 9,467,750 km (0.086 R)
• M16: 13,078,145 km (0.029 R)
• M17: 15,611,286 km (0.079 R)
• M18: 16,928,495 km (0.075 R)
• M19: 17,913,597 km (0.117 R)
• M20: 19,497,838 km (0.111 R)
• M21: 19,854,181 km (0.068 R)
• M22: 20,360,420 km (0.106 R)
• M23: 21,474,026 km (0.026 R)
• M24: 22,007,492 km (0.064 R)
• M25: 24,891,590 km (0.032 R)
• M26: 29,301,885 km (0.11 R)
• M27: 30,052,716 km (0.114 R)
• M28: 30,337,551 km (0.083 R)
• M29: 30,624,330 km (0.108 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 47.5

Radius: 11.3

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 5.1 AU - 7.84 AU

Year: 6301 Days

Day: 6.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 80,213,279 km

• M1: 140,472 km (0.069 R)
• M2: 555,307 km (0.057 R)
• M3: 1,686,417 km (0.117 R)
• M4: 4,687,350 km (0.109 R)
• M5: 5,972,396 km (0.077 R)
• M6: 7,234,254 km (0.073 R)
• M7: 9,321,144 km (0.066 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 471

Radius: 5.2

Gravity: 17.42 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 13.72 AU - 19.66 AU

Year: 26107 Days

Day: 24.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 80,213,279 km

• M1: 80,334 km (0.101 R)
• M2: 411,843 km (0.052 R)
• M3: 4,710,089 km (0.045 R)
• M4: 6,045,250 km (0.072 R)
• M5: 7,175,163 km (0.059 R)
• M6: 8,175,224 km (0.035 R)
• M7: 13,326,777 km (0.086 R)
• M8: 15,461,239 km (0.038 R)
• M9: 17,989,742 km (0.076 R)
• M10: 23,211,905 km (0.06 R)
• M11: 39,132,559 km (0.08 R)
• M12: 41,874,987 km (0.109 R)
• M13: 44,742,778 km (0.077 R)
• M14: 46,391,347 km (0.11 R)
• M15: 50,159,717 km (0.111 R)
• M16: 60,462,373 km (0.099 R)
• M17: 71,865,172 km (0.091 R)
• M18: 73,894,915 km (0.116 R)
• M19: 77,597,313 km (0.066 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 310 - 10,997 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit