🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.47 AU - 0.69 AU

Year: 166 Days

Day: 39.2 Hours

Environment

Temp: 133 °C

Axial Tilt: 31.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 57,766,939 km

• M1: 214,224 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.75 AU - 1.21 AU

Year: 364 Days

Day: 20.9 Hours

Environment

Temp: 8 °C

Axial Tilt: 22.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 57,766,939 km

• M1: 115,041 km (0.1 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.36 AU - 1.36 AU

Year: 594 Days

Day: 36.8 Hours

Environment

Temp: -44 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 2.54 AU - 2.84 AU

Year: 1653 Days

Day: 43.1 Hours

Environment

Temp: -98 °C

Axial Tilt: 25 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.07 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 132.6

Radius: 12.8

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 4.21 AU - 6.69 AU

Year: 4768 Days

Day: 11.7 Hours

Environment

Temp: -144 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 57,766,939 km

• M1: 159,172 km (0.057 R)
• M2: 585,227 km (0.117 R)
• M3: 1,216,081 km (0.052 R)
• M4: 1,656,348 km (0.113 R)
• M5: 2,143,438 km (0.095 R)
• M6: 2,754,994 km (0.056 R)
• M7: 3,964,194 km (0.1 R)
• M8: 4,762,897 km (0.069 R)
• M9: 5,738,275 km (0.098 R)
• M10: 6,390,073 km (0.065 R)
• M11: 8,206,490 km (0.12 R)
• M12: 9,368,267 km (0.059 R)
• M13: 9,883,483 km (0.049 R)
• M14: 12,708,489 km (0.032 R)
• M15: 13,297,904 km (0.045 R)
• M16: 14,897,854 km (0.036 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 873.3

Radius: 9.8

Gravity: 9.09 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 6.68 AU - 8.64 AU

Year: 7945 Days

Day: 6.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 57,766,939 km

• M1: 122,670 km (0.118 R)
• M2: 431,739 km (0.094 R)
• M3: 958,623 km (0.081 R)
• M4: 2,161,839 km (0.083 R)
• M5: 2,542,416 km (0.117 R)
• M6: 4,506,337 km (0.091 R)
• M7: 5,449,402 km (0.103 R)
• M8: 8,977,518 km (0.077 R)
• M9: 9,346,426 km (0.046 R)
• M10: 9,918,937 km (0.046 R)
• M11: 10,514,486 km (0.03 R)
• M12: 12,788,524 km (0.102 R)
• M13: 13,735,179 km (0.089 R)
• M14: 18,065,738 km (0.097 R)
• M15: 20,499,097 km (0.06 R)
• M16: 40,952,118 km (0.054 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 223.3

Radius: 8.6

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 7.42 AU - 10.78 AU

Year: 10287 Days

Day: 5.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 57,766,939 km

• M1: 106,962 km (0.098 R)
• M2: 536,308 km (0.062 R)
• M3: 1,236,127 km (0.113 R)
• M4: 1,749,846 km (0.028 R)
• M5: 2,251,598 km (0.065 R)
• M6: 3,000,634 km (0.117 R)
• M7: 3,541,879 km (0.118 R)
• M8: 3,953,573 km (0.086 R)
• M9: 4,371,549 km (0.096 R)
• M10: 4,818,697 km (0.1 R)
• M11: 5,124,176 km (0.106 R)
• M12: 5,960,428 km (0.079 R)
• M13: 11,115,271 km (0.11 R)
• M14: 12,355,737 km (0.12 R)
• M15: 12,824,128 km (0.114 R)
• M16: 15,168,177 km (0.054 R)
• M17: 15,948,180 km (0.108 R)
• M18: 16,691,532 km (0.105 R)
• M19: 19,060,564 km (0.093 R)
• M20: 21,421,218 km (0.095 R)
• M21: 25,862,031 km (0.046 R)
• M22: 26,887,524 km (0.108 R)
• M23: 29,293,657 km (0.099 R)
• M24: 30,880,292 km (0.052 R)
• M25: 31,453,700 km (0.067 R)
• M26: 32,131,678 km (0.076 R)
• M27: 33,617,035 km (0.051 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 116.4

Radius: 7.5

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 15.19 AU - 23.67 AU

Year: 32095 Days

Day: 21.3 Hours

Environment

Temp: -210 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 57,766,939 km

• M1: 93,648 km (0.111 R)
• M2: 407,654 km (0.102 R)
• M3: 658,530 km (0.116 R)
• M4: 962,363 km (0.117 R)
• M5: 1,713,644 km (0.082 R)
• M6: 2,281,068 km (0.055 R)
• M7: 4,156,128 km (0.11 R)
• M8: 5,006,143 km (0.099 R)
• M9: 5,454,638 km (0.071 R)
• M10: 6,157,897 km (0.025 R)
• M11: 7,130,882 km (0.08 R)
• M12: 7,520,883 km (0.111 R)
• M13: 8,016,950 km (0.073 R)
• M14: 8,343,821 km (0.114 R)
• M15: 10,830,287 km (0.108 R)
• M16: 11,878,071 km (0.103 R)
• M17: 14,309,336 km (0.112 R)
• M18: 16,226,133 km (0.032 R)
• M19: 16,977,563 km (0.104 R)
• M20: 18,147,867 km (0.11 R)
• M21: 20,216,357 km (0.08 R)
• M22: 23,463,977 km (0.109 R)
• M23: 24,424,396 km (0.117 R)
• M24: 24,717,458 km (0.073 R)
• M25: 29,401,218 km (0.118 R)
• M26: 30,970,948 km (0.057 R)
• M27: 56,054,023 km (0.108 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 257 - 14,459 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit