🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.7 AU - 0.8 AU

Year: 247 Days

Day: 19.7 Hours

Environment

Temp: 109 °C

Axial Tilt: 15 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.81 AU - 0.91 AU

Year: 304 Days

Day: 26.6 Hours

Environment

Temp: 30 °C

Axial Tilt: 37.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.98 AU - 1.1 AU

Year: 404 Days

Day: 31.3 Hours

Environment

Temp: -5 °C

Axial Tilt: 25.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 3.12 AU - 4.86 AU

Year: 3035 Days

Day: 37.4 Hours

Environment

Temp: -131 °C

Axial Tilt: 48 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,916,862 km

• M1: 35,155 km (0.082 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 944.8

Radius: 5.1

Gravity: 36.32 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 11.08 AU - 12.9 AU

Year: 15810 Days

Day: 19.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 70,916,862 km

• M1: 64,477 km (0.119 R)
• M2: 365,318 km (0.119 R)
• M3: 608,115 km (0.074 R)
• M4: 909,705 km (0.028 R)
• M5: 1,263,055 km (0.084 R)
• M6: 1,568,085 km (0.114 R)
• M7: 2,957,400 km (0.059 R)
• M8: 3,191,970 km (0.088 R)
• M9: 3,698,359 km (0.104 R)
• M10: 4,354,944 km (0.107 R)
• M11: 5,086,178 km (0.118 R)
• M12: 6,481,777 km (0.048 R)
• M13: 6,744,321 km (0.117 R)
• M14: 8,944,905 km (0.075 R)
• M15: 9,436,185 km (0.03 R)
• M16: 10,472,599 km (0.072 R)
• M17: 11,018,182 km (0.115 R)
• M18: 13,181,517 km (0.117 R)
• M19: 18,851,426 km (0.109 R)
• M20: 20,862,769 km (0.088 R)
• M21: 21,147,753 km (0.115 R)
• M22: 21,628,411 km (0.03 R)
• M23: 23,012,940 km (0.069 R)
• M24: 23,215,346 km (0.115 R)
• M25: 24,037,236 km (0.06 R)
• M26: 27,976,896 km (0.086 R)
• M27: 28,207,576 km (0.104 R)
• M28: 29,618,434 km (0.08 R)
• M29: 30,219,967 km (0.109 R)
• M30: 31,696,797 km (0.078 R)
• M31: 36,966,232 km (0.1 R)
• M32: 41,730,176 km (0.094 R)
• M33: 43,713,994 km (0.116 R)
• M34: 47,539,959 km (0.117 R)
• M35: 58,443,999 km (0.103 R)
• M36: 59,961,968 km (0.03 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 834.5

Radius: 6.5

Gravity: 19.75 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 11.98 AU - 12.1 AU

Year: 15909 Days

Day: 19.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 70,916,862 km

• M1: 81,082 km (0.108 R)
• M2: 473,776 km (0.064 R)
• M3: 1,561,951 km (0.093 R)
• M4: 2,197,294 km (0.041 R)
• M5: 2,539,873 km (0.089 R)
• M6: 6,262,915 km (0.108 R)
• M7: 7,835,637 km (0.101 R)
• M8: 9,055,309 km (0.058 R)
• M9: 10,222,023 km (0.091 R)
• M10: 11,485,825 km (0.057 R)
• M11: 13,053,910 km (0.102 R)
• M12: 13,259,458 km (0.062 R)
• M13: 14,247,402 km (0.115 R)
• M14: 19,217,791 km (0.1 R)
• M15: 19,573,236 km (0.06 R)
• M16: 23,272,492 km (0.046 R)
• M17: 29,010,917 km (0.108 R)
• M18: 29,832,957 km (0.082 R)
• M19: 31,523,413 km (0.115 R)
• M20: 32,267,064 km (0.12 R)
• M21: 34,568,328 km (0.112 R)
• M22: 37,388,697 km (0.099 R)
• M23: 43,788,194 km (0.032 R)
• M24: 45,652,184 km (0.11 R)
• M25: 47,893,010 km (0.075 R)
• M26: 49,871,143 km (0.053 R)
• M27: 51,049,974 km (0.111 R)
• M28: 52,765,862 km (0.118 R)
• M29: 58,329,407 km (0.055 R)
• M30: 65,266,110 km (0.085 R)
• M31: 66,069,152 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 233.2

Radius: 5.2

Gravity: 8.62 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 17.6 AU - 19.84 AU

Year: 30843 Days

Day: 16.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 70,916,862 km

• M1: 65,374 km (0.042 R)
• M2: 412,741 km (0.109 R)
• M3: 631,453 km (0.105 R)
• M4: 960,867 km (0.084 R)
• M5: 1,670,559 km (0.091 R)
• M6: 2,343,151 km (0.057 R)
• M7: 2,704,580 km (0.088 R)
• M8: 2,999,437 km (0.12 R)
• M9: 3,595,734 km (0.072 R)
• M10: 4,267,578 km (0.073 R)
• M11: 4,771,424 km (0.104 R)
• M12: 5,465,409 km (0.107 R)
• M13: 5,697,884 km (0.081 R)
• M14: 6,018,173 km (0.117 R)
• M15: 6,308,243 km (0.055 R)
• M16: 8,349,356 km (0.08 R)
• M17: 9,353,158 km (0.066 R)
• M18: 11,534,145 km (0.038 R)
• M19: 15,216,198 km (0.057 R)
• M20: 17,950,249 km (0.107 R)
• M21: 22,244,755 km (0.111 R)
• M22: 25,746,242 km (0.062 R)
• M23: 26,180,974 km (0.049 R)
• M24: 26,400,135 km (0.098 R)
• M25: 29,955,478 km (0.069 R)
• M26: 31,536,877 km (0.068 R)
• M27: 35,934,456 km (0.114 R)
• M28: 46,240,103 km (0.106 R)
• M29: 48,513,243 km (0.091 R)
• M30: 49,342,763 km (0.091 R)
• M31: 60,811,534 km (0.034 R)
• M32: 68,604,387 km (0.112 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 338 - 19,640 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit