🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.54 AU - 0.7 AU

Year: 173 Days

Day: 24.6 Hours

Environment

Temp: 247 °C

Axial Tilt: 15.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.75 AU - 0.93 AU

Year: 273 Days

Day: 42.1 Hours

Environment

Temp: 192 °C

Axial Tilt: 61.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.96 AU - 1.14 AU

Year: 382 Days

Day: 27.4 Hours

Environment

Temp: 116 °C

Axial Tilt: 18 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 81,715,117 km

• M1: 684,111 km (0.085 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 3.16 AU - 4.28 AU

Year: 2545 Days

Day: 17.2 Hours

Environment

Temp: -101 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 81,715,117 km

• M1: 54,154 km (0.047 R)
• M2: 690,544 km (0.071 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 3.26 AU - 5.2 AU

Year: 3086 Days

Day: 38.8 Hours

Environment

Temp: -129 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 81,715,117 km

• M1: 36,053 km (0.087 R)
• M2: 222,003 km (0.104 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 3.98 AU - 4.92 AU

Year: 3330 Days

Day: 42.2 Hours

Environment

Temp: -125 °C

Axial Tilt: 1.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,715,117 km

• M1: 41,289 km (0.092 R)

Asteroid Belt

Center: 9.88 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 15.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 820.7

Radius: 6.6

Gravity: 18.84 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 11.84 AU - 18.76 AU

Year: 21231 Days

Day: 21.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 81,715,117 km

• M1: 84,074 km (0.066 R)
• M2: 419,772 km (0.101 R)
• M3: 976,724 km (0.063 R)
• M4: 1,348,176 km (0.105 R)
• M5: 1,810,284 km (0.107 R)
• M6: 2,305,453 km (0.09 R)
• M7: 3,297,586 km (0.059 R)
• M8: 3,936,967 km (0.089 R)
• M9: 4,303,332 km (0.029 R)
• M10: 4,839,342 km (0.093 R)
• M11: 5,338,998 km (0.103 R)
• M12: 6,351,178 km (0.051 R)
• M13: 6,715,299 km (0.096 R)
• M14: 7,840,424 km (0.081 R)
• M15: 8,048,216 km (0.089 R)
• M16: 8,638,828 km (0.101 R)
• M17: 10,333,922 km (0.111 R)
• M18: 13,757,319 km (0.116 R)
• M19: 14,060,105 km (0.045 R)
• M20: 17,779,408 km (0.115 R)
• M21: 18,502,863 km (0.088 R)
• M22: 23,048,394 km (0.102 R)
• M23: 24,900,865 km (0.077 R)
• M24: 25,237,759 km (0.073 R)
• M25: 26,499,019 km (0.093 R)
• M26: 27,681,740 km (0.083 R)
• M27: 30,663,076 km (0.106 R)
• M28: 32,765,374 km (0.109 R)
• M29: 36,527,611 km (0.068 R)
• M30: 43,421,231 km (0.104 R)
• M31: 46,405,259 km (0.117 R)
• M32: 52,778,129 km (0.118 R)
• M33: 55,025,538 km (0.05 R)
• M34: 57,923,548 km (0.056 R)
• M35: 60,516,079 km (0.086 R)
• M36: 71,887,162 km (0.099 R)
• M37: 73,718,540 km (0.064 R)
• M38: 79,398,621 km (0.089 R)
• M39: 81,355,062 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 629.6

Radius: 4.5

Gravity: 31.09 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 12.24 AU - 20.24 AU

Year: 23218 Days

Day: 18.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 81,715,117 km

• M1: 55,950 km (0.098 R)
• M2: 211,681 km (0.032 R)
• M3: 598,541 km (0.077 R)
• M4: 790,774 km (0.073 R)
• M5: 961,466 km (0.114 R)
• M6: 1,394,103 km (0.11 R)
• M7: 2,006,556 km (0.091 R)
• M8: 2,238,732 km (0.116 R)
• M9: 2,441,886 km (0.043 R)
• M10: 2,681,841 km (0.107 R)
• M11: 2,911,175 km (0.065 R)
• M12: 3,587,207 km (0.109 R)
• M13: 4,158,821 km (0.071 R)
• M14: 4,862,679 km (0.095 R)
• M15: 5,243,106 km (0.11 R)
• M16: 6,192,753 km (0.103 R)
• M17: 11,604,307 km (0.073 R)
• M18: 12,144,505 km (0.118 R)
• M19: 12,420,812 km (0.116 R)
• M20: 14,167,367 km (0.106 R)
• M21: 18,409,364 km (0.111 R)
• M22: 22,275,273 km (0.073 R)
• M23: 23,003,066 km (0.102 R)
• M24: 29,036,348 km (0.059 R)
• M25: 34,230,985 km (0.101 R)
• M26: 35,060,056 km (0.109 R)
• M27: 36,471,362 km (0.094 R)
• M28: 44,261,672 km (0.096 R)
• M29: 44,751,605 km (0.043 R)
• M30: 47,085,930 km (0.053 R)
• M31: 47,255,723 km (0.098 R)
• M32: 50,204,896 km (0.06 R)
• M33: 64,058,556 km (0.061 R)
• M34: 65,316,226 km (0.051 R)
• M35: 65,527,458 km (0.068 R)
• M36: 66,590,201 km (0.04 R)
• M37: 69,627,187 km (0.075 R)
• M38: 76,912,903 km (0.11 R)

Kuiper Belt

Range: 30.9 - 53.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 412 - 19,087 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit