🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.58 AU - 0.86 AU

Year: 215 Days

Day: 37.2 Hours

Environment

Temp: 225 °C

Axial Tilt: 6.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.7 AU - 1.14 AU

Year: 310 Days

Day: 37.5 Hours

Environment

Temp: 105 °C

Axial Tilt: 178.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.99 AU - 1.23 AU

Year: 411 Days

Day: 19.6 Hours

Environment

Temp: 31 °C

Axial Tilt: 42.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 100,149,512 km

• M1: 43,683 km (0.089 R)
• M2: 128,056 km (0.036 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.12 AU - 1.52 AU

Year: 533 Days

Day: 42 Hours

Environment

Temp: 20 °C

Axial Tilt: 7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 3.14 AU - 3.84 AU

Year: 2291 Days

Day: 30.2 Hours

Environment

Temp: -100 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 100,149,512 km

• M1: 362,326 km (0.067 R)
• M2: 2,061,608 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 533.1

Radius: 12.3

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 5.63 AU - 5.77 AU

Year: 4783 Days

Day: 8.1 Hours

Environment

Temp: -138 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 100,149,512 km

• M1: 153,039 km (0.1 R)
• M2: 754,272 km (0.1 R)
• M3: 1,253,929 km (0.119 R)
• M4: 1,694,944 km (0.116 R)
• M5: 2,225,717 km (0.044 R)
• M6: 2,866,146 km (0.116 R)
• M7: 3,288,161 km (0.041 R)
• M8: 4,212,826 km (0.092 R)
• M9: 4,761,401 km (0.069 R)
• M10: 5,144,521 km (0.063 R)
• M11: 6,953,459 km (0.095 R)
• M12: 7,618,571 km (0.077 R)
• M13: 8,037,894 km (0.117 R)
• M14: 8,435,674 km (0.113 R)
• M15: 10,799,021 km (0.089 R)
• M16: 15,706,430 km (0.057 R)
• M17: 16,911,142 km (0.032 R)
• M18: 20,092,490 km (0.068 R)
• M19: 21,928,804 km (0.105 R)
• M20: 23,068,440 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 164.5

Radius: 11.5

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 6.29 AU - 7.51 AU

Year: 6370 Days

Day: 9.5 Hours

Environment

Temp: -141 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 100,149,512 km

• M1: 143,016 km (0.053 R)
• M2: 629,209 km (0.083 R)
• M3: 1,524,552 km (0.059 R)
• M4: 2,113,519 km (0.088 R)
• M5: 3,651,684 km (0.11 R)
• M6: 4,374,691 km (0.107 R)
• M7: 4,947,950 km (0.12 R)
• M8: 6,105,987 km (0.105 R)
• M9: 10,865,892 km (0.071 R)
• M10: 12,493,217 km (0.049 R)
• M11: 13,085,625 km (0.118 R)
• M12: 13,459,320 km (0.109 R)
• M13: 17,713,435 km (0.063 R)
• M14: 19,410,773 km (0.038 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 760

Radius: 3.5

Gravity: 62.04 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 17.17 AU - 20.45 AU

Year: 28672 Days

Day: 24.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 100,149,512 km

• M1: 46,525 km (0.07 R)
• M2: 354,996 km (0.071 R)
• M3: 518,207 km (0.079 R)
• M4: 983,905 km (0.102 R)
• M5: 1,293,573 km (0.073 R)
• M6: 1,533,827 km (0.092 R)
• M7: 1,885,382 km (0.073 R)
• M8: 2,013,887 km (0.114 R)
• M9: 2,719,390 km (0.056 R)
• M10: 3,172,372 km (0.079 R)
• M11: 3,978,107 km (0.107 R)
• M12: 4,560,042 km (0.109 R)
• M13: 4,951,540 km (0.053 R)
• M14: 5,155,442 km (0.098 R)
• M15: 6,027,448 km (0.055 R)
• M16: 7,044,414 km (0.057 R)
• M17: 7,620,216 km (0.074 R)
• M18: 11,114,374 km (0.08 R)
• M19: 12,859,433 km (0.118 R)
• M20: 13,558,354 km (0.102 R)
• M21: 16,881,073 km (0.11 R)
• M22: 18,194,841 km (0.098 R)
• M23: 18,582,449 km (0.118 R)
• M24: 23,786,361 km (0.027 R)
• M25: 30,967,806 km (0.098 R)
• M26: 34,379,835 km (0.039 R)
• M27: 36,942,745 km (0.086 R)
• M28: 44,510,154 km (0.091 R)
• M29: 45,745,234 km (0.106 R)
• M30: 46,461,209 km (0.065 R)
• M31: 51,297,858 km (0.103 R)
• M32: 53,837,282 km (0.057 R)
• M33: 56,254,634 km (0.106 R)
• M34: 56,459,284 km (0.12 R)
• M35: 57,282,820 km (0.032 R)
• M36: 58,533,159 km (0.043 R)
• M37: 61,956,108 km (0.093 R)
• M38: 62,393,083 km (0.115 R)
• M39: 63,494,722 km (0.104 R)
• M40: 78,504,325 km (0.04 R)
• M41: 84,792,372 km (0.116 R)
• M42: 90,001,969 km (0.111 R)
• M43: 91,690,480 km (0.113 R)

Kuiper Belt

Range: 31.2 - 50.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 219 - 12,897 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit