🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.56 AU - 0.58 AU

Year: 156 Days

Day: 14.8 Hours

Environment

Temp: 227 °C

Axial Tilt: 6.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.65 AU - 0.81 AU

Year: 227 Days

Day: 12.4 Hours

Environment

Temp: 158 °C

Axial Tilt: 27.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 52,524,923 km

• M1: 40,092 km (0.057 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.72 AU - 0.82 AU

Year: 246 Days

Day: 26.2 Hours

Environment

Temp: 153 °C

Axial Tilt: 9.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.04 AU - 1.22 AU

Year: 437 Days

Day: 31.8 Hours

Environment

Temp: 16 °C

Axial Tilt: 26 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 52,524,923 km

• M1: 49,218 km (0.096 R)
• M2: 222,602 km (0.113 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.96 AU - 1.32 AU

Year: 442 Days

Day: 31.4 Hours

Environment

Temp: 29 °C

Axial Tilt: 7.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 1.44 AU - 1.62 AU

Year: 688 Days

Day: 36.6 Hours

Environment

Temp: -37 °C

Axial Tilt: 46.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.99 AU - 3.21 AU

Year: 1524 Days

Day: 18 Hours

Environment

Temp: -98 °C

Axial Tilt: 47.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 52,524,923 km

• M1: 410,048 km (0.095 R)
• M2: 770,279 km (0.111 R)

Planet 8 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 2.64 AU - 2.78 AU

Year: 1621 Days

Day: 47 Hours

Environment

Temp: -88 °C

Axial Tilt: 22.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,524,923 km

• M1: 2,341,805 km (0.111 R)

Asteroid Belt

Center: 4.68 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 868.9

Radius: 11.9

Gravity: 6.14 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 5.26 AU - 8.02 AU

Year: 6218 Days

Day: 8.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 52,524,923 km

• M1: 148,102 km (0.118 R)
• M2: 668,553 km (0.074 R)
• M3: 1,919,490 km (0.054 R)
• M4: 2,781,324 km (0.076 R)
• M5: 3,377,471 km (0.08 R)
• M6: 4,770,526 km (0.1 R)
• M7: 5,261,208 km (0.087 R)
• M8: 5,659,138 km (0.086 R)
• M9: 6,585,149 km (0.109 R)
• M10: 7,269,110 km (0.094 R)
• M11: 8,281,289 km (0.105 R)
• M12: 10,158,144 km (0.114 R)
• M13: 14,497,081 km (0.096 R)
• M14: 17,405,263 km (0.093 R)
• M15: 18,783,509 km (0.12 R)
• M16: 19,282,567 km (0.102 R)
• M17: 19,717,448 km (0.08 R)
• M18: 21,214,474 km (0.084 R)
• M19: 23,517,982 km (0.081 R)
• M20: 25,028,771 km (0.083 R)
• M21: 27,597,666 km (0.11 R)
• M22: 28,616,577 km (0.093 R)
• M23: 31,223,619 km (0.086 R)
• M24: 31,823,656 km (0.044 R)

Planet 10 - Gas Giant

Semi-Major Axis: 9.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 738.5

Radius: 14.8

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 8.45 AU - 11.03 AU

Year: 11048 Days

Day: 8.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 52,524,923 km

• M1: 188,793 km (0.091 R)
• M2: 804,388 km (0.101 R)
• M3: 1,758,523 km (0.105 R)
• M4: 2,486,317 km (0.118 R)
• M5: 3,194,363 km (0.118 R)
• M6: 3,979,453 km (0.105 R)
• M7: 4,765,440 km (0.094 R)
• M8: 6,008,748 km (0.094 R)
• M9: 6,570,937 km (0.111 R)
• M10: 7,086,302 km (0.063 R)
• M11: 7,888,595 km (0.047 R)
• M12: 10,082,747 km (0.066 R)
• M13: 14,892,468 km (0.113 R)
• M14: 18,446,465 km (0.069 R)
• M15: 21,222,253 km (0.075 R)
• M16: 22,620,544 km (0.086 R)
• M17: 24,642,360 km (0.098 R)
• M18: 25,118,230 km (0.12 R)
• M19: 26,982,519 km (0.116 R)
• M20: 28,832,446 km (0.087 R)
• M21: 30,546,688 km (0.106 R)
• M22: 31,763,966 km (0.071 R)
• M23: 33,013,408 km (0.068 R)
• M24: 33,825,425 km (0.116 R)
• M25: 41,341,222 km (0.1 R)
• M26: 47,365,678 km (0.11 R)
• M27: 49,597,828 km (0.118 R)
• M28: 50,510,075 km (0.054 R)
• M29: 51,899,391 km (0.102 R)

Kuiper Belt

Range: 30.2 - 56.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 477 - 11,248 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit