🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.48 AU - 0.56 AU

Year: 131 Days

Day: 23.7 Hours

Environment

Temp: 222 °C

Axial Tilt: 38.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 0.78 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.99 AU - 1.09 AU

Year: 369 Days

Day: 45.5 Hours

Environment

Temp: 101 °C

Axial Tilt: 21.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 42,881,152 km

• M1: 50,564 km (0.085 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.84 AU - 1.96 AU

Year: 912 Days

Day: 18.4 Hours

Environment

Temp: -35 °C

Axial Tilt: 43.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,881,152 km

• M1: 376,987 km (0.119 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.61 AU - 2.35 AU

Year: 970 Days

Day: 45.1 Hours

Environment

Temp: -49 °C

Axial Tilt: 25.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 4.15 AU - 5.05 AU

Year: 3436 Days

Day: 15.9 Hours

Environment

Temp: -123 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 739.5

Radius: 14.4

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 4.76 AU - 7.06 AU

Year: 5004 Days

Day: 6.1 Hours

Environment

Temp: -139 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 42,881,152 km

• M1: 179,218 km (0.085 R)
• M2: 660,475 km (0.059 R)
• M3: 1,640,789 km (0.093 R)
• M4: 3,938,912 km (0.057 R)
• M5: 4,486,440 km (0.112 R)
• M6: 5,532,279 km (0.084 R)
• M7: 7,920,160 km (0.094 R)
• M8: 8,917,080 km (0.038 R)
• M9: 10,838,366 km (0.117 R)
• M10: 11,679,555 km (0.098 R)
• M11: 12,413,332 km (0.081 R)
• M12: 15,836,730 km (0.083 R)
• M13: 18,246,303 km (0.098 R)
• M14: 21,104,968 km (0.101 R)
• M15: 22,194,639 km (0.037 R)
• M16: 25,364,618 km (0.085 R)
• M17: 26,763,508 km (0.069 R)
• M18: 30,439,576 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643.1

Radius: 10.3

Gravity: 6.06 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 6.71 AU - 8.83 AU

Year: 7543 Days

Day: 8.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 42,881,152 km

• M1: 157,377 km (0.106 R)
• M2: 593,604 km (0.079 R)
• M3: 1,374,655 km (0.103 R)
• M4: 1,719,777 km (0.106 R)
• M5: 2,305,902 km (0.088 R)
• M6: 2,646,237 km (0.099 R)
• M7: 3,188,529 km (0.111 R)
• M8: 4,000,397 km (0.079 R)
• M9: 4,388,154 km (0.079 R)
• M10: 5,866,331 km (0.083 R)
• M11: 7,306,659 km (0.112 R)
• M12: 7,888,445 km (0.095 R)
• M13: 8,584,823 km (0.117 R)
• M14: 9,144,619 km (0.09 R)
• M15: 10,289,491 km (0.083 R)
• M16: 10,921,393 km (0.118 R)
• M17: 13,366,719 km (0.045 R)
• M18: 14,237,529 km (0.099 R)
• M19: 14,838,613 km (0.025 R)
• M20: 16,481,048 km (0.116 R)
• M21: 17,143,916 km (0.056 R)
• M22: 17,482,007 km (0.073 R)
• M23: 17,893,551 km (0.086 R)
• M24: 18,311,527 km (0.103 R)
• M25: 19,458,195 km (0.094 R)
• M26: 19,974,607 km (0.056 R)
• M27: 23,515,588 km (0.045 R)
• M28: 23,849,341 km (0.064 R)
• M29: 25,215,918 km (0.12 R)
• M30: 30,707,506 km (0.105 R)
• M31: 31,609,880 km (0.084 R)
• M32: 32,323,762 km (0.085 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 120.3

Radius: 13.8

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 9.69 AU - 14.93 AU

Year: 15041 Days

Day: 5.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 42,881,152 km

• M1: 172,636 km (0.075 R)
• M2: 739,462 km (0.033 R)
• M3: 1,714,092 km (0.087 R)
• M4: 2,415,856 km (0.1 R)
• M5: 2,920,898 km (0.104 R)
• M6: 4,424,806 km (0.038 R)
• M7: 5,724,063 km (0.102 R)
• M8: 6,296,874 km (0.086 R)
• M9: 6,734,298 km (0.076 R)
• M10: 8,981,707 km (0.074 R)
• M11: 9,713,091 km (0.062 R)
• M12: 12,406,750 km (0.05 R)
• M13: 13,645,570 km (0.045 R)
• M14: 14,209,255 km (0.103 R)
• M15: 17,460,764 km (0.112 R)
• M16: 21,030,020 km (0.119 R)
• M17: 24,231,713 km (0.082 R)
• M18: 25,565,079 km (0.091 R)
• M19: 27,299,816 km (0.082 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 55.3

Radius: 5.8

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 19.29 AU - 19.53 AU

Year: 29781 Days

Day: 18.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 42,881,152 km

• M1: 74,500 km (0.057 R)
• M2: 642,074 km (0.118 R)
• M3: 868,864 km (0.04 R)
• M4: 1,063,192 km (0.113 R)
• M5: 1,310,777 km (0.11 R)
• M6: 2,832,486 km (0.032 R)
• M7: 3,022,625 km (0.086 R)
• M8: 3,999,200 km (0.091 R)
• M9: 5,170,551 km (0.052 R)
• M10: 8,909,002 km (0.092 R)
• M11: 9,089,567 km (0.034 R)
• M12: 12,604,668 km (0.059 R)
• M13: 13,892,107 km (0.06 R)
• M14: 16,521,140 km (0.108 R)
• M15: 16,862,822 km (0.093 R)
• M16: 19,464,029 km (0.086 R)
• M17: 21,500,804 km (0.038 R)
• M18: 27,971,361 km (0.092 R)
• M19: 32,331,840 km (0.045 R)
• M20: 33,190,083 km (0.114 R)
• M21: 37,828,514 km (0.093 R)

Kuiper Belt

Range: 31.5 - 59.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 357 - 16,208 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit