🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.69 AU - 0.71 AU

Year: 211 Days

Day: 12.8 Hours

Environment

Temp: 152 °C

Axial Tilt: 46.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.69 AU - 2.45 AU

Year: 1072 Days

Day: 20.4 Hours

Environment

Temp: -71 °C

Axial Tilt: 131.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 2 AU - 2.4 AU

Year: 1174 Days

Day: 22.3 Hours

Environment

Temp: -61 °C

Axial Tilt: 9.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 100,217,206 km

• M1: 60,138 km (0.083 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.93 AU - 2.51 AU

Year: 1190 Days

Day: 33.9 Hours

Environment

Temp: -70 °C

Axial Tilt: 32.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 100,217,206 km

• M1: 718,668 km (0.119 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 3.21 AU - 3.99 AU

Year: 2458 Days

Day: 19.7 Hours

Environment

Temp: -107 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 100,217,206 km

• M1: 86,168 km (0.109 R)

Asteroid Belt

Center: 5.94 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.6

Radius: 12.7

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 7.58 AU - 8.98 AU

Year: 8575 Days

Day: 9.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 100,217,206 km

• M1: 170,990 km (0.12 R)
• M2: 641,176 km (0.047 R)
• M3: 1,651,411 km (0.092 R)
• M4: 3,228,920 km (0.09 R)
• M5: 4,024,482 km (0.116 R)
• M6: 4,802,690 km (0.099 R)
• M7: 5,427,261 km (0.069 R)
• M8: 6,482,674 km (0.048 R)
• M9: 8,910,797 km (0.116 R)
• M10: 9,397,888 km (0.119 R)
• M11: 10,522,265 km (0.043 R)
• M12: 16,517,101 km (0.062 R)
• M13: 22,059,852 km (0.106 R)
• M14: 26,496,476 km (0.053 R)
• M15: 27,879,209 km (0.085 R)
• M16: 31,393,263 km (0.104 R)
• M17: 32,627,445 km (0.107 R)
• M18: 37,430,584 km (0.063 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 170.9

Radius: 10.8

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 8.42 AU - 8.59 AU

Year: 8919 Days

Day: 14.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 100,217,206 km

• M1: 134,638 km (0.118 R)
• M2: 1,218,325 km (0.109 R)
• M3: 2,331,184 km (0.103 R)
• M4: 3,097,574 km (0.082 R)
• M5: 4,253,367 km (0.102 R)
• M6: 6,481,029 km (0.092 R)
• M7: 13,186,604 km (0.037 R)
• M8: 14,380,395 km (0.051 R)
• M9: 16,981,901 km (0.05 R)
• M10: 17,403,618 km (0.094 R)
• M11: 21,659,827 km (0.083 R)
• M12: 22,156,043 km (0.071 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.6

Radius: 11.7

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 9.58 AU - 12.78 AU

Year: 13453 Days

Day: 8.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 100,217,206 km

• M1: 145,559 km (0.116 R)
• M2: 610,060 km (0.104 R)
• M3: 1,720,226 km (0.109 R)
• M4: 2,157,052 km (0.112 R)
• M5: 2,764,120 km (0.11 R)
• M6: 4,760,653 km (0.104 R)
• M7: 6,934,460 km (0.117 R)
• M8: 7,933,923 km (0.043 R)
• M9: 9,027,035 km (0.114 R)
• M10: 10,653,762 km (0.103 R)
• M11: 15,657,811 km (0.083 R)
• M12: 20,939,064 km (0.069 R)
• M13: 21,881,681 km (0.118 R)
• M14: 30,567,483 km (0.117 R)
• M15: 33,024,628 km (0.071 R)
• M16: 34,625,624 km (0.069 R)
• M17: 36,389,832 km (0.038 R)
• M18: 36,839,972 km (0.081 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 953.7

Radius: 4.8

Gravity: 41.39 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 12.92 AU - 19.34 AU

Year: 23314 Days

Day: 24.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 100,217,206 km

• M1: 60,288 km (0.12 R)
• M2: 243,396 km (0.077 R)
• M3: 590,164 km (0.104 R)
• M4: 1,047,484 km (0.088 R)
• M5: 1,218,923 km (0.075 R)
• M6: 1,409,212 km (0.116 R)
• M7: 1,637,498 km (0.093 R)
• M8: 2,191,310 km (0.091 R)
• M9: 2,675,857 km (0.111 R)
• M10: 3,378,369 km (0.106 R)
• M11: 3,563,870 km (0.119 R)
• M12: 3,788,865 km (0.068 R)
• M13: 5,426,663 km (0.079 R)
• M14: 8,347,262 km (0.118 R)
• M15: 10,395,706 km (0.089 R)
• M16: 12,980,757 km (0.112 R)
• M17: 13,436,731 km (0.113 R)
• M18: 13,590,967 km (0.047 R)
• M19: 15,200,340 km (0.099 R)
• M20: 16,050,655 km (0.115 R)
• M21: 18,409,514 km (0.097 R)
• M22: 21,723,256 km (0.083 R)
• M23: 24,026,764 km (0.074 R)
• M24: 24,368,596 km (0.084 R)
• M25: 26,488,098 km (0.045 R)
• M26: 32,317,927 km (0.108 R)
• M27: 34,292,469 km (0.102 R)
• M28: 36,645,794 km (0.084 R)
• M29: 41,507,425 km (0.066 R)
• M30: 47,851,721 km (0.074 R)
• M31: 52,868,785 km (0.073 R)
• M32: 55,404,768 km (0.057 R)
• M33: 57,005,017 km (0.072 R)
• M34: 70,232,460 km (0.05 R)
• M35: 71,399,473 km (0.099 R)
• M36: 74,012,051 km (0.112 R)
• M37: 79,679,416 km (0.1 R)
• M38: 81,973,500 km (0.078 R)
• M39: 90,761,926 km (0.083 R)

Asteroid Belt

Center: 16.53 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 10 - Ice Giant

Semi-Major Axis: 16.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 996.1

Radius: 7.9

Gravity: 15.96 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 12.7 AU - 21.16 AU

Year: 25070 Days

Day: 16.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 100,217,206 km

• M1: 99,183 km (0.114 R)
• M2: 367,113 km (0.06 R)
• M3: 1,348,475 km (0.103 R)
• M4: 5,128,514 km (0.064 R)
• M5: 5,462,865 km (0.041 R)
• M6: 6,700,040 km (0.055 R)
• M7: 7,729,872 km (0.047 R)
• M8: 8,743,547 km (0.059 R)
• M9: 11,239,886 km (0.102 R)
• M10: 14,668,670 km (0.11 R)
• M11: 17,869,765 km (0.102 R)
• M12: 30,480,865 km (0.104 R)
• M13: 35,780,669 km (0.11 R)
• M14: 40,504,671 km (0.058 R)
• M15: 44,921,249 km (0.067 R)
• M16: 58,385,805 km (0.028 R)
• M17: 60,719,831 km (0.111 R)
• M18: 66,026,815 km (0.087 R)
• M19: 84,589,518 km (0.075 R)
• M20: 85,937,694 km (0.098 R)
• M21: 87,300,231 km (0.108 R)
• M22: 87,849,255 km (0.113 R)
• M23: 90,068,390 km (0.059 R)
• M24: 96,363,169 km (0.113 R)

Kuiper Belt

Range: 30.5 - 47.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 517 - 10,610 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit