🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.9 AU - 1.24 AU

Year: 415 Days

Day: 36.3 Hours

Environment

Temp: 2 °C

Axial Tilt: 10.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.45 AU - 1.89 AU

Year: 809 Days

Day: 43.8 Hours

Environment

Temp: -50 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 48,870,446 km

• M1: 62,382 km (0.106 R)
• M2: 274,063 km (0.059 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.4 AU - 2.28 AU

Year: 935 Days

Day: 31.8 Hours

Environment

Temp: -58 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 2.16 AU - 2.16 AU

Year: 1190 Days

Day: 16.4 Hours

Environment

Temp: -87 °C

Axial Tilt: 44.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,870,446 km

• M1: 819,048 km (0.101 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 2.79 AU - 2.93 AU

Year: 1812 Days

Day: 25.8 Hours

Environment

Temp: -111 °C

Axial Tilt: 24.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.64 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 801.9

Radius: 11.3

Gravity: 6.28 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 3.89 AU - 4.93 AU

Year: 3470 Days

Day: 6.4 Hours

Environment

Temp: -129 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 48,870,446 km

• M1: 141,370 km (0.055 R)
• M2: 509,830 km (0.095 R)
• M3: 908,508 km (0.071 R)
• M4: 1,480,421 km (0.082 R)
• M5: 1,862,793 km (0.034 R)
• M6: 2,602,704 km (0.098 R)
• M7: 3,023,523 km (0.109 R)
• M8: 3,509,267 km (0.109 R)
• M9: 4,267,878 km (0.083 R)
• M10: 4,881,229 km (0.104 R)
• M11: 5,261,357 km (0.112 R)
• M12: 6,081,453 km (0.031 R)
• M13: 7,668,686 km (0.057 R)
• M14: 8,289,966 km (0.073 R)
• M15: 13,178,226 km (0.105 R)
• M16: 15,108,039 km (0.029 R)
• M17: 20,288,314 km (0.107 R)
• M18: 21,342,679 km (0.113 R)
• M19: 21,883,326 km (0.108 R)
• M20: 22,641,787 km (0.05 R)
• M21: 24,430,529 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 123.9

Radius: 5.3

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 13.73 AU - 16.11 AU

Year: 21596 Days

Day: 16.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 48,870,446 km

• M1: 65,973 km (0.079 R)
• M2: 269,127 km (0.112 R)
• M3: 764,146 km (0.097 R)
• M4: 1,413,251 km (0.101 R)
• M5: 4,214,621 km (0.101 R)
• M6: 4,642,471 km (0.108 R)
• M7: 5,067,478 km (0.105 R)
• M8: 7,030,202 km (0.105 R)
• M9: 13,365,822 km (0.084 R)
• M10: 14,223,616 km (0.108 R)
• M11: 19,375,318 km (0.106 R)
• M12: 25,093,098 km (0.105 R)
• M13: 28,233,905 km (0.119 R)
• M14: 29,949,793 km (0.095 R)
• M15: 35,975,894 km (0.079 R)
• M16: 43,948,114 km (0.041 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 141

Radius: 3.4

Gravity: 12.2 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 15.28 AU - 15.56 AU

Year: 22691 Days

Day: 22.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 48,870,446 km

• M1: 42,336 km (0.096 R)
• M2: 217,216 km (0.079 R)
• M3: 377,136 km (0.029 R)
• M4: 1,283,101 km (0.107 R)
• M5: 1,427,612 km (0.112 R)
• M6: 1,781,112 km (0.076 R)
• M7: 2,117,857 km (0.095 R)
• M8: 3,557,437 km (0.046 R)
• M9: 3,790,660 km (0.114 R)
• M10: 4,117,233 km (0.074 R)
• M11: 6,368,232 km (0.082 R)
• M12: 8,709,438 km (0.062 R)
• M13: 9,717,878 km (0.103 R)
• M14: 10,121,642 km (0.073 R)
• M15: 12,842,229 km (0.092 R)
• M16: 14,272,534 km (0.103 R)
• M17: 22,074,363 km (0.106 R)
• M18: 36,837,728 km (0.042 R)
• M19: 37,447,638 km (0.088 R)
• M20: 42,038,647 km (0.111 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 243 - 14,546 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit