🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.61 AU - 0.65 AU

Year: 187 Days

Day: 14.6 Hours

Environment

Temp: 147 °C

Axial Tilt: 5.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 77,232,353 km

• M1: 43,383 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.66 AU - 0.8 AU

Year: 234 Days

Day: 14.7 Hours

Environment

Temp: 134 °C

Axial Tilt: 23.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.68 AU - 0.94 AU

Year: 273 Days

Day: 30.1 Hours

Environment

Temp: 98 °C

Axial Tilt: 12.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.07 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.17 AU - 1.49 AU

Year: 575 Days

Day: 40.1 Hours

Environment

Temp: -23 °C

Axial Tilt: 17.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 2.01 AU - 2.07 AU

Year: 1092 Days

Day: 22.6 Hours

Environment

Temp: -85 °C

Axial Tilt: 18.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.55 AU - 2.55 AU

Year: 1100 Days

Day: 27.3 Hours

Environment

Temp: -86 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,232,353 km

• M1: 487,240 km (0.074 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 3.64 AU - 4.08 AU

Year: 2842 Days

Day: 37.3 Hours

Environment

Temp: -123 °C

Axial Tilt: 48.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,232,353 km

• M1: 190,588 km (0.055 R)

Asteroid Belt

Center: 8.03 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 12.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 484.7

Radius: 5.9

Gravity: 13.92 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 9.67 AU - 14.73 AU

Year: 15969 Days

Day: 17.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 77,232,353 km

• M1: 74,201 km (0.111 R)
• M2: 286,181 km (0.118 R)
• M3: 628,610 km (0.101 R)
• M4: 973,134 km (0.057 R)
• M5: 3,973,768 km (0.03 R)
• M6: 5,491,139 km (0.117 R)
• M7: 6,201,879 km (0.093 R)
• M8: 6,398,750 km (0.088 R)
• M9: 7,185,036 km (0.098 R)
• M10: 7,490,365 km (0.09 R)
• M11: 7,713,865 km (0.1 R)
• M12: 8,506,883 km (0.094 R)
• M13: 8,701,061 km (0.109 R)
• M14: 9,199,671 km (0.096 R)
• M15: 10,253,737 km (0.057 R)
• M16: 12,725,094 km (0.109 R)
• M17: 14,166,021 km (0.12 R)
• M18: 17,917,935 km (0.08 R)
• M19: 20,844,818 km (0.088 R)
• M20: 21,198,317 km (0.057 R)
• M21: 21,736,122 km (0.042 R)
• M22: 25,859,787 km (0.093 R)
• M23: 26,370,813 km (0.072 R)
• M24: 27,097,410 km (0.036 R)
• M25: 27,624,444 km (0.053 R)
• M26: 28,266,069 km (0.07 R)
• M27: 29,578,790 km (0.104 R)
• M28: 32,799,034 km (0.107 R)
• M29: 38,849,969 km (0.107 R)
• M30: 39,520,017 km (0.083 R)
• M31: 44,866,645 km (0.066 R)
• M32: 46,349,759 km (0.043 R)
• M33: 51,636,697 km (0.07 R)
• M34: 53,759,940 km (0.078 R)
• M35: 54,257,951 km (0.106 R)
• M36: 56,281,262 km (0.062 R)
• M37: 57,138,907 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 346.4

Radius: 7.6

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 15.37 AU - 20.75 AU

Year: 28761 Days

Day: 21.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 77,232,353 km

• M1: 94,546 km (0.077 R)
• M2: 529,576 km (0.12 R)
• M3: 1,070,223 km (0.118 R)
• M4: 1,314,367 km (0.098 R)
• M5: 1,596,060 km (0.102 R)
• M6: 2,645,938 km (0.047 R)
• M7: 3,262,131 km (0.119 R)
• M8: 4,162,262 km (0.068 R)
• M9: 4,600,284 km (0.092 R)
• M10: 5,333,463 km (0.045 R)
• M11: 8,786,332 km (0.113 R)
• M12: 13,568,676 km (0.102 R)
• M13: 14,379,946 km (0.116 R)
• M14: 19,199,540 km (0.116 R)
• M15: 20,793,356 km (0.089 R)
• M16: 22,473,490 km (0.057 R)
• M17: 24,349,148 km (0.065 R)
• M18: 25,545,332 km (0.058 R)
• M19: 33,029,115 km (0.12 R)
• M20: 34,764,451 km (0.11 R)
• M21: 35,036,719 km (0.111 R)
• M22: 44,041,763 km (0.109 R)
• M23: 48,816,927 km (0.112 R)
• M24: 50,019,245 km (0.049 R)
• M25: 51,241,160 km (0.062 R)
• M26: 51,593,912 km (0.055 R)
• M27: 53,381,906 km (0.106 R)
• M28: 55,210,740 km (0.083 R)
• M29: 56,140,790 km (0.116 R)
• M30: 74,488,520 km (0.081 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 507 - 17,398 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit