🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.39 AU - 0.65 AU

Year: 138 Days

Day: 29.1 Hours

Environment

Temp: 160 °C

Axial Tilt: 39.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.72 AU - 1.14 AU

Year: 331 Days

Day: 45.6 Hours

Environment

Temp: 40 °C

Axial Tilt: 37.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 84,283,697 km

• M1: 460,612 km (0.042 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.11 AU - 1.39 AU

Year: 516 Days

Day: 26.9 Hours

Environment

Temp: 9 °C

Axial Tilt: 8.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.8 AU - 2.32 AU

Year: 1091 Days

Day: 38.7 Hours

Environment

Temp: -66 °C

Axial Tilt: 48.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 2.29 AU - 2.55 AU

Year: 1389 Days

Day: 12.8 Hours

Environment

Temp: -95 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,283,697 km

• M1: 1,786,647 km (0.061 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 3.63 AU - 3.75 AU

Year: 2615 Days

Day: 45.4 Hours

Environment

Temp: -112 °C

Axial Tilt: 6.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,283,697 km

• M1: 716,275 km (0.068 R)

Asteroid Belt

Center: 4.2 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 495

Radius: 10.3

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 4.66 AU - 4.74 AU

Year: 3759 Days

Day: 12.7 Hours

Environment

Temp: -146 °C

Axial Tilt: 166.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 84,283,697 km

• M1: 128,056 km (0.082 R)
• M2: 497,413 km (0.071 R)
• M3: 837,748 km (0.034 R)
• M4: 1,302,848 km (0.099 R)
• M5: 2,158,099 km (0.095 R)
• M6: 2,813,786 km (0.092 R)
• M7: 3,694,768 km (0.072 R)
• M8: 4,275,507 km (0.103 R)
• M9: 6,388,278 km (0.093 R)
• M10: 8,101,473 km (0.03 R)
• M11: 8,901,672 km (0.079 R)
• M12: 9,639,638 km (0.118 R)
• M13: 10,417,846 km (0.106 R)
• M14: 12,011,063 km (0.078 R)
• M15: 12,456,117 km (0.113 R)
• M16: 13,004,692 km (0.119 R)
• M17: 13,760,910 km (0.077 R)
• M18: 14,950,063 km (0.114 R)
• M19: 15,780,032 km (0.082 R)
• M20: 16,368,251 km (0.085 R)
• M21: 17,874,253 km (0.044 R)
• M22: 19,167,975 km (0.05 R)
• M23: 19,899,359 km (0.073 R)
• M24: 21,353,151 km (0.111 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539.9

Radius: 11.3

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 8.14 AU - 9.1 AU

Year: 9338 Days

Day: 14.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 84,283,697 km

• M1: 140,472 km (0.048 R)
• M2: 553,662 km (0.079 R)
• M3: 1,096,104 km (0.101 R)
• M4: 1,522,009 km (0.101 R)
• M5: 3,308,806 km (0.058 R)
• M6: 4,297,797 km (0.103 R)
• M7: 4,950,194 km (0.091 R)
• M8: 8,408,896 km (0.114 R)
• M9: 10,091,274 km (0.088 R)
• M10: 12,261,041 km (0.045 R)
• M11: 13,396,639 km (0.05 R)
• M12: 17,293,663 km (0.046 R)
• M13: 17,713,734 km (0.067 R)
• M14: 18,793,681 km (0.075 R)
• M15: 19,237,837 km (0.085 R)
• M16: 20,224,136 km (0.087 R)
• M17: 25,217,563 km (0.116 R)
• M18: 26,676,143 km (0.079 R)
• M19: 29,661,219 km (0.082 R)
• M20: 32,648,987 km (0.074 R)
• M21: 34,160,674 km (0.066 R)
• M22: 37,091,296 km (0.103 R)
• M23: 40,307,949 km (0.071 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 480.2

Radius: 6.7

Gravity: 10.7 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 13.4 AU - 22.33 AU

Year: 27848 Days

Day: 17.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 84,283,697 km

• M1: 103,372 km (0.096 R)
• M2: 356,342 km (0.114 R)
• M3: 1,892,413 km (0.071 R)
• M4: 3,481,142 km (0.112 R)
• M5: 5,971,797 km (0.069 R)
• M6: 7,255,796 km (0.068 R)
• M7: 7,705,038 km (0.119 R)
• M8: 8,014,706 km (0.03 R)
• M9: 8,549,219 km (0.073 R)
• M10: 9,221,662 km (0.081 R)
• M11: 13,195,131 km (0.08 R)
• M12: 15,029,200 km (0.116 R)
• M13: 15,924,095 km (0.041 R)
• M14: 16,174,223 km (0.096 R)
• M15: 18,914,556 km (0.117 R)
• M16: 24,071,195 km (0.105 R)
• M17: 28,717,256 km (0.086 R)
• M18: 29,461,954 km (0.039 R)
• M19: 29,713,129 km (0.117 R)
• M20: 31,380,248 km (0.118 R)
• M21: 33,244,237 km (0.093 R)
• M22: 35,463,522 km (0.108 R)
• M23: 37,631,943 km (0.061 R)
• M24: 38,974,584 km (0.064 R)
• M25: 41,597,334 km (0.09 R)
• M26: 43,355,707 km (0.104 R)
• M27: 51,792,877 km (0.091 R)
• M28: 55,529,533 km (0.112 R)
• M29: 62,287,467 km (0.041 R)
• M30: 63,325,377 km (0.093 R)
• M31: 70,915,375 km (0.093 R)
• M32: 72,502,758 km (0.1 R)
• M33: 78,365,648 km (0.092 R)
• M34: 79,574,847 km (0.088 R)
• M35: 82,278,978 km (0.11 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 515 - 11,365 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit