🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.41 AU - 0.67 AU

Year: 150 Days

Day: 24.5 Hours

Environment

Temp: 166 °C

Axial Tilt: 32.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.89 AU - 1.33 AU

Year: 443 Days

Day: 17.1 Hours

Environment

Temp: 3 °C

Axial Tilt: 6.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.03 AU - 1.31 AU

Year: 479 Days

Day: 45 Hours

Environment

Temp: -11 °C

Axial Tilt: 10.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 113,329,032 km

• M1: 706,551 km (0.097 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.39 AU - 2.03 AU

Year: 847 Days

Day: 12.2 Hours

Environment

Temp: -58 °C

Axial Tilt: 9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 113,329,032 km

• M1: 119,828 km (0.118 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 2.64 AU - 3.4 AU

Year: 1988 Days

Day: 31.1 Hours

Environment

Temp: -118 °C

Axial Tilt: 9.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 9.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 303.1

Radius: 10.9

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 7.9 AU - 11.04 AU

Year: 11038 Days

Day: 5.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 113,329,032 km

• M1: 149,448 km (0.081 R)
• M2: 584,329 km (0.095 R)
• M3: 998,117 km (0.105 R)
• M4: 1,421,329 km (0.083 R)
• M5: 2,120,699 km (0.116 R)
• M6: 2,874,074 km (0.066 R)
• M7: 3,701,650 km (0.037 R)
• M8: 8,448,839 km (0.094 R)
• M9: 9,535,667 km (0.062 R)
• M10: 12,038,290 km (0.083 R)
• M11: 15,761,183 km (0.096 R)
• M12: 18,654,705 km (0.108 R)
• M13: 20,415,023 km (0.036 R)
• M14: 24,178,457 km (0.064 R)
• M15: 27,264,960 km (0.069 R)
• M16: 28,569,902 km (0.091 R)
• M17: 30,111,807 km (0.048 R)
• M18: 34,422,171 km (0.074 R)
• M19: 36,167,080 km (0.06 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 430.2

Radius: 12.2

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 8.79 AU - 11.3 AU

Year: 12049 Days

Day: 5.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 113,329,032 km

• M1: 151,692 km (0.118 R)
• M2: 544,985 km (0.104 R)
• M3: 1,094,308 km (0.111 R)
• M4: 1,727,407 km (0.106 R)
• M5: 2,189,514 km (0.087 R)
• M6: 2,575,327 km (0.104 R)
• M7: 3,733,215 km (0.11 R)
• M8: 4,429,892 km (0.109 R)
• M9: 6,516,633 km (0.1 R)
• M10: 7,406,142 km (0.109 R)
• M11: 13,470,690 km (0.069 R)
• M12: 14,718,635 km (0.1 R)
• M13: 15,771,206 km (0.067 R)
• M14: 19,931,672 km (0.066 R)
• M15: 22,993,043 km (0.098 R)
• M16: 23,871,482 km (0.026 R)
• M17: 24,318,929 km (0.043 R)
• M18: 30,239,714 km (0.114 R)
• M19: 31,187,566 km (0.041 R)
• M20: 34,037,256 km (0.051 R)
• M21: 35,178,089 km (0.11 R)
• M22: 39,000,314 km (0.097 R)
• M23: 42,827,178 km (0.076 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 937.8

Radius: 4.1

Gravity: 55.79 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 16.01 AU - 21.75 AU

Year: 31071 Days

Day: 16.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 113,329,032 km

• M1: 51,013 km (0.083 R)
• M2: 403,465 km (0.107 R)
• M3: 578,645 km (0.106 R)
• M4: 1,341,295 km (0.084 R)
• M5: 1,716,935 km (0.096 R)
• M6: 1,907,223 km (0.1 R)
• M7: 2,207,167 km (0.117 R)
• M8: 2,381,149 km (0.054 R)
• M9: 3,832,847 km (0.106 R)
• M10: 4,542,689 km (0.074 R)
• M11: 4,783,990 km (0.105 R)
• M12: 5,424,718 km (0.075 R)
• M13: 6,217,886 km (0.09 R)
• M14: 6,616,714 km (0.118 R)
• M15: 8,994,722 km (0.102 R)
• M16: 11,737,000 km (0.055 R)
• M17: 11,887,047 km (0.113 R)
• M18: 12,345,265 km (0.068 R)
• M19: 13,541,898 km (0.074 R)
• M20: 20,051,201 km (0.108 R)
• M21: 20,699,857 km (0.116 R)
• M22: 21,250,826 km (0.075 R)
• M23: 25,011,717 km (0.103 R)
• M24: 26,272,079 km (0.069 R)
• M25: 27,574,179 km (0.093 R)
• M26: 34,734,681 km (0.05 R)
• M27: 39,913,011 km (0.102 R)
• M28: 48,996,295 km (0.106 R)
• M29: 49,777,345 km (0.075 R)
• M30: 50,566,623 km (0.113 R)
• M31: 54,429,988 km (0.096 R)
• M32: 55,901,433 km (0.063 R)
• M33: 58,049,359 km (0.037 R)
• M34: 58,704,299 km (0.111 R)
• M35: 64,821,954 km (0.085 R)
• M36: 67,913,245 km (0.062 R)
• M37: 76,721,717 km (0.099 R)
• M38: 82,630,683 km (0.113 R)
• M39: 87,399,115 km (0.108 R)
• M40: 101,214,628 km (0.1 R)
• M41: 110,632,113 km (0.076 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 337 - 19,565 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit