🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.67 AU - 1.01 AU

Year: 269 Days

Day: 20.3 Hours

Environment

Temp: 168 °C

Axial Tilt: 42.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.85 AU - 0.95 AU

Year: 299 Days

Day: 12.6 Hours

Environment

Temp: 177 °C

Axial Tilt: 7.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.85 AU - 1.09 AU

Year: 334 Days

Day: 22.9 Hours

Environment

Temp: 100 °C

Axial Tilt: 19.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.11 AU - 1.19 AU

Year: 431 Days

Day: 13.8 Hours

Environment

Temp: 33 °C

Axial Tilt: 6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.87 AU - 2.49 AU

Year: 1126 Days

Day: 26.9 Hours

Environment

Temp: -67 °C

Axial Tilt: 19.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 94,527,612 km

• M1: 16,157 km (0.104 R)
• M2: 261,497 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963.7

Radius: 13.9

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 6.15 AU - 6.47 AU

Year: 5545 Days

Day: 9.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 94,527,612 km

• M1: 172,935 km (0.064 R)
• M2: 606,171 km (0.088 R)
• M3: 1,800,710 km (0.073 R)
• M4: 3,267,217 km (0.111 R)
• M5: 5,129,711 km (0.105 R)
• M6: 6,749,557 km (0.062 R)
• M7: 7,322,068 km (0.105 R)
• M8: 8,162,359 km (0.074 R)
• M9: 9,410,903 km (0.09 R)
• M10: 12,547,970 km (0.077 R)
• M11: 17,559,050 km (0.084 R)
• M12: 18,784,257 km (0.112 R)
• M13: 20,727,982 km (0.082 R)
• M14: 22,723,169 km (0.118 R)
• M15: 24,260,287 km (0.103 R)
• M16: 25,607,565 km (0.118 R)
• M17: 26,212,389 km (0.113 R)
• M18: 28,542,975 km (0.1 R)
• M19: 32,293,244 km (0.044 R)
• M20: 35,074,418 km (0.09 R)
• M21: 35,928,173 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 447.5

Radius: 6.5

Gravity: 10.59 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 13.92 AU - 14.22 AU

Year: 18464 Days

Day: 19.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 94,527,612 km

• M1: 80,783 km (0.056 R)
• M2: 427,551 km (0.108 R)
• M3: 2,327,444 km (0.056 R)
• M4: 3,071,095 km (0.115 R)
• M5: 5,930,808 km (0.114 R)
• M6: 6,447,818 km (0.103 R)
• M7: 7,037,832 km (0.043 R)
• M8: 8,373,591 km (0.119 R)
• M9: 8,619,829 km (0.036 R)
• M10: 9,870,168 km (0.096 R)
• M11: 12,532,412 km (0.101 R)
• M12: 13,651,703 km (0.12 R)
• M13: 14,693,503 km (0.101 R)
• M14: 24,400,310 km (0.112 R)
• M15: 27,740,681 km (0.111 R)
• M16: 28,621,065 km (0.101 R)
• M17: 31,373,815 km (0.104 R)
• M18: 34,047,727 km (0.101 R)
• M19: 36,869,742 km (0.098 R)
• M20: 38,067,871 km (0.096 R)
• M21: 38,337,596 km (0.094 R)
• M22: 43,120,389 km (0.058 R)
• M23: 44,152,016 km (0.115 R)
• M24: 45,200,099 km (0.054 R)
• M25: 47,657,842 km (0.083 R)
• M26: 52,670,568 km (0.116 R)
• M27: 53,849,250 km (0.056 R)
• M28: 56,960,436 km (0.07 R)
• M29: 57,313,338 km (0.119 R)
• M30: 60,372,315 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 941.8

Radius: 3.3

Gravity: 86.48 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 12.8 AU - 20.36 AU

Year: 23619 Days

Day: 21.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 94,527,612 km

• M1: 50,863 km (0.087 R)
• M2: 283,937 km (0.115 R)
• M3: 763,398 km (0.043 R)
• M4: 1,413,700 km (0.103 R)
• M5: 1,799,363 km (0.108 R)
• M6: 2,801,819 km (0.108 R)
• M7: 4,161,962 km (0.108 R)
• M8: 7,397,316 km (0.101 R)
• M9: 11,021,773 km (0.107 R)
• M10: 11,225,525 km (0.091 R)
• M11: 11,362,706 km (0.112 R)
• M12: 13,173,888 km (0.086 R)
• M13: 14,107,977 km (0.114 R)
• M14: 15,761,183 km (0.078 R)
• M15: 19,844,008 km (0.087 R)
• M16: 27,577,619 km (0.029 R)
• M17: 30,278,011 km (0.055 R)
• M18: 31,623,643 km (0.118 R)
• M19: 33,290,463 km (0.096 R)
• M20: 39,268,244 km (0.087 R)
• M21: 43,514,281 km (0.117 R)
• M22: 44,707,623 km (0.1 R)
• M23: 45,225,680 km (0.109 R)
• M24: 49,884,008 km (0.084 R)
• M25: 51,190,746 km (0.036 R)
• M26: 51,379,239 km (0.052 R)
• M27: 54,067,214 km (0.114 R)
• M28: 55,049,473 km (0.105 R)
• M29: 56,243,863 km (0.082 R)
• M30: 60,770,993 km (0.079 R)
• M31: 62,046,465 km (0.072 R)
• M32: 65,979,842 km (0.111 R)
• M33: 78,020,226 km (0.115 R)

Kuiper Belt

Range: 31.4 - 55.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 481 - 12,950 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit