🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.5 AU - 0.6 AU

Year: 146 Days

Day: 21.1 Hours

Environment

Temp: 198 °C

Axial Tilt: 11.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.91 AU - 1.01 AU

Year: 337 Days

Day: 40 Hours

Environment

Temp: 114 °C

Axial Tilt: 42.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 50,276,856 km

• M1: 58,642 km (0.049 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.94 AU - 1.14 AU

Year: 380 Days

Day: 34 Hours

Environment

Temp: 49 °C

Axial Tilt: 27.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.03 AU - 1.19 AU

Year: 419 Days

Day: 46.9 Hours

Environment

Temp: 35 °C

Axial Tilt: 49.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 50,276,856 km

• M1: 33,510 km (0.094 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.47

Radius: 1.17

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1 AU - 1.48 AU

Year: 495 Days

Day: 43.1 Hours

Environment

Temp: -3 °C

Axial Tilt: 37.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.67 AU - 1.75 AU

Year: 801 Days

Day: 39 Hours

Environment

Temp: -50 °C

Axial Tilt: 34.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,276,856 km

• M1: 61,186 km (0.075 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 2.12 AU - 2.84 AU

Year: 1399 Days

Day: 31 Hours

Environment

Temp: -77 °C

Axial Tilt: 39.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 2.22 AU - 2.96 AU

Year: 1493 Days

Day: 16.2 Hours

Environment

Temp: -93 °C

Axial Tilt: 9.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,276,856 km

• M1: 10,771 km (0.119 R)

Asteroid Belt

Center: 9.93 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 17.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 649.5

Radius: 3.1

Gravity: 67.59 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 15.78 AU - 18.74 AU

Year: 25682 Days

Day: 24.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 50,276,856 km

• M1: 38,596 km (0.111 R)
• M2: 179,966 km (0.111 R)
• M3: 342,430 km (0.043 R)
• M4: 978,520 km (0.081 R)
• M5: 1,894,507 km (0.111 R)
• M6: 1,997,132 km (0.1 R)
• M7: 2,191,459 km (0.108 R)
• M8: 5,859,300 km (0.091 R)
• M9: 7,254,599 km (0.063 R)
• M10: 10,171,608 km (0.113 R)
• M11: 11,205,629 km (0.115 R)
• M12: 11,679,405 km (0.117 R)
• M13: 12,379,074 km (0.104 R)
• M14: 30,057,503 km (0.029 R)
• M15: 36,686,185 km (0.117 R)
• M16: 38,331,313 km (0.117 R)
• M17: 40,969,621 km (0.06 R)
• M18: 43,560,806 km (0.085 R)
• M19: 50,329,960 km (0.065 R)
• M20: 63,748,440 km (0.039 R)
• M21: 73,123,290 km (0.109 R)
• M22: 82,866,749 km (0.116 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 118.4

Radius: 3.2

Gravity: 11.56 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 14 AU - 20.66 AU

Year: 25839 Days

Day: 17.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 50,276,856 km

• M1: 39,793 km (0.062 R)
• M2: 245,640 km (0.081 R)
• M3: 384,317 km (0.098 R)
• M4: 546,032 km (0.084 R)
• M5: 778,657 km (0.101 R)
• M6: 1,166,415 km (0.101 R)
• M7: 1,423,573 km (0.111 R)
• M8: 1,609,972 km (0.111 R)
• M9: 1,717,084 km (0.119 R)
• M10: 1,996,982 km (0.107 R)
• M11: 2,689,022 km (0.08 R)
• M12: 3,065,859 km (0.105 R)
• M13: 3,951,029 km (0.109 R)
• M14: 4,496,613 km (0.098 R)
• M15: 4,961,563 km (0.109 R)
• M16: 5,123,577 km (0.105 R)
• M17: 5,288,883 km (0.098 R)
• M18: 5,526,445 km (0.113 R)
• M19: 7,144,346 km (0.091 R)
• M20: 14,028,092 km (0.106 R)
• M21: 16,116,328 km (0.117 R)
• M22: 26,639,042 km (0.092 R)
• M23: 28,557,486 km (0.081 R)
• M24: 29,921,968 km (0.043 R)
• M25: 30,135,743 km (0.116 R)
• M26: 35,814,777 km (0.117 R)
• M27: 45,184,391 km (0.11 R)
• M28: 48,784,763 km (0.053 R)
• M29: 48,932,566 km (0.026 R)

Kuiper Belt

Range: 30.6 - 49.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 389 - 16,087 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit