🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.4 AU - 0.66 AU

Year: 148 Days

Day: 24.1 Hours

Environment

Temp: 228 °C

Axial Tilt: 19.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.79 AU - 1.25 AU

Year: 394 Days

Day: 38.4 Hours

Environment

Temp: 11 °C

Axial Tilt: 29.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 77,723,455 km

• M1: 391,498 km (0.101 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.18 AU - 1.88 AU

Year: 725 Days

Day: 43.4 Hours

Environment

Temp: -48 °C

Axial Tilt: 17.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 3.43 AU - 3.57 AU

Year: 2507 Days

Day: 14.9 Hours

Environment

Temp: -134 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.76 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 364.3

Radius: 12.5

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 5.17 AU - 6.87 AU

Year: 5655 Days

Day: 13 Hours

Environment

Temp: -164 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 77,723,455 km

• M1: 160,369 km (0.042 R)
• M2: 563,086 km (0.101 R)
• M3: 1,121,685 km (0.082 R)
• M4: 1,758,074 km (0.086 R)
• M5: 2,577,422 km (0.087 R)
• M6: 3,761,788 km (0.083 R)
• M7: 4,221,203 km (0.106 R)
• M8: 6,570,488 km (0.111 R)
• M9: 6,979,937 km (0.072 R)
• M10: 12,068,808 km (0.075 R)
• M11: 12,781,642 km (0.12 R)
• M12: 15,860,516 km (0.025 R)
• M13: 17,007,782 km (0.082 R)
• M14: 18,209,651 km (0.101 R)
• M15: 21,187,846 km (0.065 R)
• M16: 23,661,297 km (0.077 R)
• M17: 24,476,904 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 915

Radius: 8.2

Gravity: 13.61 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 5.59 AU - 6.81 AU

Year: 5911 Days

Day: 8 Hours

Environment

Temp: -151 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 77,723,455 km

• M1: 102,026 km (0.084 R)
• M2: 681,269 km (0.078 R)
• M3: 969,394 km (0.12 R)
• M4: 1,228,049 km (0.101 R)
• M5: 1,637,797 km (0.095 R)
• M6: 2,234,394 km (0.104 R)
• M7: 3,050,001 km (0.109 R)
• M8: 4,050,662 km (0.106 R)
• M9: 4,934,187 km (0.115 R)
• M10: 5,747,999 km (0.114 R)
• M11: 7,411,527 km (0.117 R)
• M12: 9,821,848 km (0.037 R)
• M13: 11,253,799 km (0.115 R)
• M14: 14,526,103 km (0.107 R)
• M15: 15,807,109 km (0.101 R)
• M16: 19,157,503 km (0.108 R)
• M17: 19,661,349 km (0.083 R)
• M18: 19,953,364 km (0.045 R)
• M19: 20,620,720 km (0.105 R)
• M20: 25,198,116 km (0.071 R)
• M21: 28,135,470 km (0.11 R)
• M22: 28,693,021 km (0.081 R)
• M23: 30,800,556 km (0.055 R)
• M24: 31,492,297 km (0.073 R)
• M25: 32,498,342 km (0.05 R)
• M26: 33,009,219 km (0.094 R)
• M27: 34,680,526 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 118.5

Radius: 4.6

Gravity: 5.6 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 9.45 AU - 13.99 AU

Year: 15362 Days

Day: 18.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 77,723,455 km

• M1: 57,146 km (0.097 R)
• M2: 304,581 km (0.065 R)
• M3: 477,965 km (0.098 R)
• M4: 828,174 km (0.097 R)
• M5: 2,163,185 km (0.084 R)
• M6: 2,415,557 km (0.096 R)
• M7: 2,801,819 km (0.115 R)
• M8: 3,122,856 km (0.111 R)
• M9: 3,790,361 km (0.092 R)
• M10: 5,867,677 km (0.056 R)
• M11: 7,649,238 km (0.064 R)
• M12: 8,036,398 km (0.065 R)
• M13: 9,583,688 km (0.085 R)
• M14: 11,368,541 km (0.11 R)
• M15: 11,872,685 km (0.075 R)
• M16: 12,444,299 km (0.079 R)
• M17: 18,924,280 km (0.113 R)
• M18: 19,417,654 km (0.086 R)
• M19: 22,091,417 km (0.086 R)
• M20: 27,882,799 km (0.113 R)
• M21: 31,467,015 km (0.042 R)
• M22: 34,192,389 km (0.069 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 601

Radius: 7.2

Gravity: 11.59 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 11.97 AU - 17.85 AU

Year: 22044 Days

Day: 16.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 77,723,455 km

• M1: 89,609 km (0.118 R)
• M2: 1,149,360 km (0.076 R)
• M3: 2,447,421 km (0.092 R)
• M4: 2,829,045 km (0.083 R)
• M5: 3,361,315 km (0.086 R)
• M6: 3,621,764 km (0.101 R)
• M7: 8,201,254 km (0.095 R)
• M8: 9,448,602 km (0.057 R)
• M9: 11,387,689 km (0.084 R)
• M10: 12,726,141 km (0.062 R)
• M11: 15,158,603 km (0.096 R)
• M12: 17,026,781 km (0.099 R)
• M13: 19,594,180 km (0.03 R)
• M14: 24,933,477 km (0.099 R)
• M15: 25,815,357 km (0.106 R)
• M16: 32,580,023 km (0.07 R)
• M17: 32,841,370 km (0.103 R)
• M18: 33,236,009 km (0.077 R)
• M19: 39,689,213 km (0.115 R)
• M20: 41,194,766 km (0.118 R)
• M21: 55,374,400 km (0.082 R)
• M22: 67,283,438 km (0.097 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 491 - 11,594 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit