🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.46 AU - 0.56 AU

Year: 128 Days

Day: 39.8 Hours

Environment

Temp: 249 °C

Axial Tilt: 19.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.53 AU - 0.79 AU

Year: 188 Days

Day: 17.4 Hours

Environment

Temp: 230 °C

Axial Tilt: 6.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 55,104,555 km

• M1: 47,423 km (0.086 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.92 AU - 1.06 AU

Year: 346 Days

Day: 17.2 Hours

Environment

Temp: 117 °C

Axial Tilt: 2.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.89 AU - 2.19 AU

Year: 1024 Days

Day: 27.8 Hours

Environment

Temp: -53 °C

Axial Tilt: 17.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.93 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580.2

Radius: 9.7

Gravity: 6.17 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 4.43 AU - 7.19 AU

Year: 4922 Days

Day: 5.9 Hours

Environment

Temp: -141 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 55,104,555 km

• M1: 121,324 km (0.109 R)
• M2: 476,768 km (0.088 R)
• M3: 975,677 km (0.036 R)
• M4: 1,523,654 km (0.114 R)
• M5: 2,343,301 km (0.101 R)
• M6: 2,932,866 km (0.097 R)
• M7: 4,124,862 km (0.072 R)
• M8: 5,171,150 km (0.058 R)
• M9: 6,231,798 km (0.11 R)
• M10: 6,862,354 km (0.113 R)
• M11: 7,959,205 km (0.066 R)
• M12: 9,776,520 km (0.119 R)
• M13: 10,715,845 km (0.097 R)
• M14: 11,997,001 km (0.108 R)
• M15: 13,073,059 km (0.115 R)
• M16: 17,045,630 km (0.042 R)
• M17: 18,722,473 km (0.117 R)
• M18: 19,370,531 km (0.064 R)
• M19: 20,302,825 km (0.105 R)
• M20: 21,125,613 km (0.116 R)
• M21: 22,328,978 km (0.096 R)
• M22: 22,837,611 km (0.06 R)
• M23: 23,652,321 km (0.114 R)
• M24: 24,180,850 km (0.055 R)
• M25: 26,212,988 km (0.105 R)
• M26: 27,353,223 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 434.6

Radius: 12.3

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 8.39 AU - 8.99 AU

Year: 9003 Days

Day: 5.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 55,104,555 km

• M1: 160,369 km (0.069 R)
• M2: 643,121 km (0.084 R)
• M3: 1,337,106 km (0.092 R)
• M4: 2,090,481 km (0.103 R)
• M5: 3,027,562 km (0.103 R)
• M6: 4,098,982 km (0.107 R)
• M7: 5,469,448 km (0.072 R)
• M8: 6,656,806 km (0.106 R)
• M9: 9,717,429 km (0.104 R)
• M10: 12,938,421 km (0.109 R)
• M11: 13,843,338 km (0.042 R)
• M12: 15,465,278 km (0.105 R)
• M13: 20,936,072 km (0.066 R)
• M14: 21,631,254 km (0.084 R)
• M15: 23,893,174 km (0.053 R)
• M16: 24,567,411 km (0.086 R)
• M17: 29,744,395 km (0.105 R)
• M18: 30,132,901 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 793.3

Radius: 8

Gravity: 12.4 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 9.43 AU - 11.67 AU

Year: 12044 Days

Day: 10.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 55,104,555 km

• M1: 99,782 km (0.052 R)
• M2: 414,835 km (0.099 R)
• M3: 1,076,357 km (0.034 R)
• M4: 1,388,717 km (0.091 R)
• M5: 1,911,412 km (0.057 R)
• M6: 2,199,837 km (0.116 R)
• M7: 3,147,240 km (0.117 R)
• M8: 4,164,954 km (0.079 R)
• M9: 5,352,163 km (0.042 R)
• M10: 6,628,831 km (0.072 R)
• M11: 7,040,225 km (0.114 R)
• M12: 8,005,431 km (0.113 R)
• M13: 8,472,176 km (0.087 R)
• M14: 9,981,918 km (0.101 R)
• M15: 13,721,416 km (0.085 R)
• M16: 14,119,945 km (0.091 R)
• M17: 15,937,559 km (0.101 R)
• M18: 16,230,322 km (0.086 R)
• M19: 16,978,162 km (0.106 R)
• M20: 19,777,138 km (0.059 R)
• M21: 22,684,722 km (0.083 R)
• M22: 25,865,322 km (0.069 R)
• M23: 29,771,622 km (0.12 R)
• M24: 31,576,371 km (0.1 R)
• M25: 36,026,758 km (0.074 R)
• M26: 44,536,034 km (0.064 R)
• M27: 45,410,134 km (0.098 R)
• M28: 46,892,350 km (0.095 R)
• M29: 48,713,405 km (0.076 R)
• M30: 49,330,646 km (0.118 R)
• M31: 50,896,786 km (0.092 R)
• M32: 55,123,225 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 174.1

Radius: 4.1

Gravity: 10.36 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 13.83 AU - 15.47 AU

Year: 19708 Days

Day: 24.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 55,104,555 km

• M1: 77,342 km (0.108 R)
• M2: 918,232 km (0.117 R)
• M3: 1,300,005 km (0.114 R)
• M4: 2,350,332 km (0.105 R)
• M5: 3,685,044 km (0.078 R)
• M6: 4,309,167 km (0.117 R)
• M7: 5,523,752 km (0.118 R)
• M8: 5,798,413 km (0.101 R)
• M9: 7,811,253 km (0.088 R)
• M10: 12,725,393 km (0.087 R)
• M11: 13,882,533 km (0.094 R)
• M12: 16,403,706 km (0.096 R)
• M13: 20,896,878 km (0.099 R)
• M14: 21,816,456 km (0.084 R)
• M15: 23,378,856 km (0.069 R)
• M16: 25,481,604 km (0.09 R)
• M17: 32,985,582 km (0.057 R)
• M18: 33,322,028 km (0.102 R)
• M19: 39,649,420 km (0.08 R)
• M20: 41,055,939 km (0.117 R)
• M21: 47,298,658 km (0.089 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 103.6

Radius: 7.6

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 20.09 AU - 20.13 AU

Year: 31695 Days

Day: 19.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 55,104,555 km

• M1: 94,695 km (0.115 R)
• M2: 364,720 km (0.119 R)
• M3: 664,364 km (0.114 R)
• M4: 1,017,415 km (0.096 R)
• M5: 1,982,920 km (0.082 R)
• M6: 2,373,071 km (0.075 R)
• M7: 5,174,441 km (0.098 R)
• M8: 5,519,114 km (0.045 R)
• M9: 8,471,129 km (0.065 R)
• M10: 14,246,355 km (0.085 R)
• M11: 15,201,687 km (0.066 R)
• M12: 20,286,668 km (0.094 R)
• M13: 21,670,748 km (0.104 R)
• M14: 22,026,342 km (0.118 R)
• M15: 23,769,157 km (0.095 R)
• M16: 25,999,362 km (0.065 R)
• M17: 28,577,681 km (0.046 R)
• M18: 38,484,052 km (0.075 R)
• M19: 40,868,941 km (0.092 R)

Kuiper Belt

Range: 31.2 - 47.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 333 - 12,286 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit