🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.73 AU - 0.91 AU

Year: 231 Days

Day: 20.7 Hours

Environment

Temp: 218 °C

Axial Tilt: 34.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 73,154,348 km

• M1: 20,794 km (0.096 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.89 AU - 1.47 AU

Year: 399 Days

Day: 44.4 Hours

Environment

Temp: 161 °C

Axial Tilt: 0.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1.12 AU - 1.44 AU

Year: 450 Days

Day: 41.2 Hours

Environment

Temp: 134 °C

Axial Tilt: 49.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.54 AU - 2 AU

Year: 732 Days

Day: 40 Hours

Environment

Temp: 37 °C

Axial Tilt: 38 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 73,154,348 km

• M1: 422,016 km (0.115 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 2.62 AU - 2.98 AU

Year: 1457 Days

Day: 47.2 Hours

Environment

Temp: -43 °C

Axial Tilt: 17.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 2.62 AU - 3.8 AU

Year: 1788 Days

Day: 45.3 Hours

Environment

Temp: -61 °C

Axial Tilt: 33.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 73,154,348 km

• M1: 21,093 km (0.027 R)
• M2: 37,399 km (0.107 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 3.68 AU - 5.68 AU

Year: 3148 Days

Day: 45.2 Hours

Environment

Temp: -88 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 4.34 AU - 6.38 AU

Year: 3858 Days

Day: 14.4 Hours

Environment

Temp: -103 °C

Axial Tilt: 5.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,154,348 km

• M1: 92,451 km (0.09 R)

Asteroid Belt

Center: 8.79 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 12.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 591.8

Radius: 12.5

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 10.09 AU - 14.33 AU

Year: 13266 Days

Day: 6.3 Hours

Environment

Temp: -168 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 73,154,348 km

• M1: 155,432 km (0.099 R)
• M2: 608,415 km (0.103 R)
• M3: 1,077,553 km (0.037 R)
• M4: 1,745,658 km (0.12 R)
• M5: 2,412,266 km (0.036 R)
• M6: 3,860,822 km (0.098 R)
• M7: 4,404,311 km (0.092 R)
• M8: 4,805,383 km (0.106 R)
• M9: 5,435,639 km (0.059 R)
• M10: 11,328,748 km (0.087 R)
• M11: 13,127,812 km (0.043 R)
• M12: 17,898,338 km (0.11 R)
• M13: 20,329,303 km (0.108 R)
• M14: 25,442,708 km (0.117 R)
• M15: 29,798,549 km (0.104 R)
• M16: 33,670,442 km (0.073 R)
• M17: 36,098,116 km (0.107 R)
• M18: 38,122,624 km (0.078 R)
• M19: 39,955,198 km (0.108 R)
• M20: 41,435,768 km (0.102 R)
• M21: 42,952,541 km (0.042 R)
• M22: 44,506,115 km (0.09 R)
• M23: 47,277,265 km (0.09 R)
• M24: 50,939,571 km (0.067 R)
• M25: 54,786,929 km (0.116 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 536

Radius: 7.3

Gravity: 10.06 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 16.45 AU - 17.05 AU

Year: 21314 Days

Day: 20.3 Hours

Environment

Temp: -171 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 73,154,348 km

• M1: 155,432 km (0.09 R)
• M2: 956,828 km (0.073 R)
• M3: 4,260,248 km (0.078 R)
• M4: 4,559,594 km (0.045 R)
• M5: 9,500,512 km (0.071 R)
• M6: 11,788,462 km (0.104 R)
• M7: 14,868,832 km (0.09 R)
• M8: 15,715,256 km (0.085 R)
• M9: 16,431,381 km (0.118 R)
• M10: 17,252,374 km (0.099 R)
• M11: 19,787,759 km (0.066 R)
• M12: 20,528,568 km (0.078 R)
• M13: 40,375,717 km (0.1 R)
• M14: 49,037,733 km (0.094 R)
• M15: 58,293,054 km (0.108 R)
• M16: 60,004,753 km (0.111 R)
• M17: 61,749,812 km (0.057 R)
• M18: 64,732,794 km (0.115 R)
• M19: 70,128,490 km (0.067 R)

Kuiper Belt

Range: 35.3 - 55.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 259 - 20,205 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit