🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.39 AU - 0.65 AU

Year: 141 Days

Day: 23.8 Hours

Environment

Temp: 146 °C

Axial Tilt: 34.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 22,940,894 km

• M1: 135,835 km (0.102 R)
• M2: 275,110 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.62 AU - 0.82 AU

Year: 229 Days

Day: 43.4 Hours

Environment

Temp: 134 °C

Axial Tilt: 39.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.9 AU - 1.4 AU

Year: 462 Days

Day: 15.3 Hours

Environment

Temp: -12 °C

Axial Tilt: 0 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 22,940,894 km

• M1: 200,312 km (0.103 R)
• M2: 292,613 km (0.103 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.8 AU - 2.06 AU

Year: 1005 Days

Day: 33.4 Hours

Environment

Temp: -77 °C

Axial Tilt: 1.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 22,940,894 km

• M1: 1,301,352 km (0.083 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 2.38 AU - 3.42 AU

Year: 1851 Days

Day: 41.4 Hours

Environment

Temp: -98 °C

Axial Tilt: 19.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 22,940,894 km

• M1: 172,786 km (0.074 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 2.78 AU - 3.72 AU

Year: 2196 Days

Day: 44 Hours

Environment

Temp: -107 °C

Axial Tilt: 47.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.97 AU - 4.47 AU

Year: 2689 Days

Day: 43.3 Hours

Environment

Temp: -133 °C

Axial Tilt: 28 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.94 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229.9

Radius: 10.7

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 4.73 AU - 7.57 AU

Year: 5715 Days

Day: 6.4 Hours

Environment

Temp: -148 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 22,940,894 km

• M1: 136,882 km (0.118 R)
• M2: 257,608 km (0.051 R)
• M3: 350,807 km (0.074 R)
• M4: 610,958 km (0.09 R)
• M5: 769,531 km (0.05 R)
• M6: 999,463 km (0.075 R)
• M7: 1,153,100 km (0.089 R)
• M8: 1,760,019 km (0.11 R)
• M9: 2,359,458 km (0.071 R)
• M10: 2,486,616 km (0.084 R)
• M11: 2,681,691 km (0.044 R)
• M12: 2,915,962 km (0.085 R)
• M13: 3,174,317 km (0.106 R)
• M14: 3,676,517 km (0.079 R)
• M15: 3,918,267 km (0.102 R)
• M16: 4,012,664 km (0.103 R)
• M17: 4,107,808 km (0.056 R)
• M18: 4,535,658 km (0.047 R)
• M19: 4,654,738 km (0.111 R)
• M20: 4,896,189 km (0.083 R)
• M21: 5,266,294 km (0.055 R)
• M22: 5,391,657 km (0.083 R)
• M23: 5,475,731 km (0.081 R)
• M24: 5,795,122 km (0.108 R)
• M25: 5,902,982 km (0.12 R)
• M26: 6,098,806 km (0.116 R)
• M27: 6,274,733 km (0.079 R)
• M28: 6,519,326 km (0.026 R)
• M29: 6,609,084 km (0.1 R)
• M30: 6,812,537 km (0.117 R)
• M31: 7,064,011 km (0.088 R)
• M32: 7,458,651 km (0.091 R)
• M33: 7,529,111 km (0.044 R)
• M34: 7,599,721 km (0.092 R)
• M35: 7,694,267 km (0.07 R)
• M36: 7,980,149 km (0.116 R)
• M37: 8,148,446 km (0.119 R)
• M38: 8,245,236 km (0.085 R)
• M39: 8,784,387 km (0.11 R)
• M40: 9,183,664 km (0.088 R)
• M41: 9,410,753 km (0.093 R)
• M42: 9,614,356 km (0.092 R)
• M43: 9,767,993 km (0.102 R)
• M44: 9,973,989 km (0.1 R)
• M45: 10,129,571 km (0.093 R)
• M46: 10,469,308 km (0.078 R)
• M47: 10,680,241 km (0.066 R)
• M48: 10,759,677 km (0.057 R)
• M49: 10,972,555 km (0.117 R)
• M50: 12,002,836 km (0.051 R)
• M51: 12,085,414 km (0.109 R)
• M52: 13,806,836 km (0.067 R)
• M53: 14,241,867 km (0.057 R)
• M54: 14,710,856 km (0.064 R)
• M55: 15,363,851 km (0.071 R)
• M56: 15,513,598 km (0.043 R)
• M57: 15,603,806 km (0.106 R)
• M58: 16,117,525 km (0.081 R)
• M59: 16,483,591 km (0.093 R)
• M60: 16,606,261 km (0.114 R)
• M61: 17,379,533 km (0.094 R)
• M62: 18,006,647 km (0.103 R)
• M63: 18,196,187 km (0.059 R)
• M64: 18,386,476 km (0.065 R)
• M65: 19,347,642 km (0.086 R)
• M66: 19,477,044 km (0.091 R)
• M67: 19,769,209 km (0.094 R)
• M68: 20,259,441 km (0.107 R)
• M69: 20,489,523 km (0.064 R)
• M70: 21,118,582 km (0.115 R)
• M71: 22,023,499 km (0.072 R)
• M72: 22,158,586 km (0.077 R)
• M73: 22,463,616 km (0.115 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 366 - 14,557 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit