🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.61 AU - 0.87 AU

Year: 245 Days

Day: 14.3 Hours

Environment

Temp: 147 °C

Axial Tilt: 10.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 83,993,367 km

• M1: 115,490 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.76 AU - 0.88 AU

Year: 286 Days

Day: 21.4 Hours

Environment

Temp: 42 °C

Axial Tilt: 25 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.03 AU - 1.51 AU

Year: 551 Days

Day: 28.6 Hours

Environment

Temp: -41 °C

Axial Tilt: 17.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 2.03 AU - 2.47 AU

Year: 1299 Days

Day: 35.2 Hours

Environment

Temp: -100 °C

Axial Tilt: 18.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 725.7

Radius: 11.1

Gravity: 5.89 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 5.59 AU - 8.29 AU

Year: 7039 Days

Day: 11.1 Hours

Environment

Temp: -157 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 83,993,367 km

• M1: 138,228 km (0.091 R)
• M2: 520,900 km (0.075 R)
• M3: 871,408 km (0.088 R)
• M4: 1,263,803 km (0.106 R)
• M5: 1,891,067 km (0.101 R)
• M6: 2,697,399 km (0.063 R)
• M7: 3,074,835 km (0.07 R)
• M8: 3,533,203 km (0.107 R)
• M9: 4,425,554 km (0.076 R)
• M10: 4,954,083 km (0.076 R)
• M11: 5,873,960 km (0.099 R)
• M12: 6,478,485 km (0.073 R)
• M13: 7,500,837 km (0.037 R)
• M14: 8,010,667 km (0.057 R)
• M15: 8,377,182 km (0.051 R)
• M16: 9,275,966 km (0.096 R)
• M17: 10,816,674 km (0.096 R)
• M18: 12,521,641 km (0.091 R)
• M19: 14,044,398 km (0.091 R)
• M20: 14,759,476 km (0.097 R)
• M21: 18,281,159 km (0.064 R)
• M22: 22,167,712 km (0.056 R)
• M23: 23,882,552 km (0.086 R)
• M24: 24,558,585 km (0.108 R)
• M25: 25,508,681 km (0.092 R)
• M26: 28,318,578 km (0.081 R)
• M27: 29,459,561 km (0.086 R)
• M28: 30,532,177 km (0.051 R)
• M29: 33,695,125 km (0.092 R)
• M30: 34,545,589 km (0.059 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 824

Radius: 13.3

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 6.46 AU - 10.36 AU

Year: 9390 Days

Day: 6.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 83,993,367 km

• M1: 237,561 km (0.07 R)
• M2: 727,794 km (0.103 R)
• M3: 2,063,403 km (0.119 R)
• M4: 2,714,005 km (0.088 R)
• M5: 3,474,111 km (0.079 R)
• M6: 6,218,634 km (0.098 R)
• M7: 7,922,105 km (0.099 R)
• M8: 11,888,842 km (0.102 R)
• M9: 14,171,406 km (0.039 R)
• M10: 14,621,845 km (0.051 R)
• M11: 15,214,851 km (0.077 R)
• M12: 22,667,369 km (0.08 R)
• M13: 25,864,425 km (0.057 R)
• M14: 28,223,134 km (0.101 R)
• M15: 30,083,833 km (0.106 R)
• M16: 36,877,222 km (0.1 R)
• M17: 39,099,199 km (0.076 R)
• M18: 44,903,895 km (0.069 R)
• M19: 45,458,455 km (0.102 R)
• M20: 47,722,768 km (0.099 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 653.7

Radius: 7.1

Gravity: 12.97 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 12.63 AU - 18.59 AU

Year: 23745 Days

Day: 21 Hours

Environment

Temp: -198 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 83,993,367 km

• M1: 90,208 km (0.1 R)
• M2: 779,854 km (0.103 R)
• M3: 1,322,146 km (0.115 R)
• M4: 2,242,322 km (0.112 R)
• M5: 3,593,939 km (0.119 R)
• M6: 4,407,602 km (0.025 R)
• M7: 5,458,228 km (0.115 R)
• M8: 6,805,955 km (0.109 R)
• M9: 9,194,584 km (0.065 R)
• M10: 9,425,713 km (0.12 R)
• M11: 10,894,166 km (0.085 R)
• M12: 11,218,344 km (0.091 R)
• M13: 13,745,651 km (0.085 R)
• M14: 23,666,533 km (0.097 R)
• M15: 27,057,019 km (0.066 R)
• M16: 27,651,820 km (0.064 R)
• M17: 30,118,839 km (0.093 R)
• M18: 32,863,062 km (0.111 R)
• M19: 35,627,481 km (0.088 R)
• M20: 36,198,496 km (0.039 R)
• M21: 41,929,890 km (0.096 R)
• M22: 47,890,916 km (0.034 R)
• M23: 51,798,562 km (0.053 R)
• M24: 56,491,148 km (0.055 R)
• M25: 57,853,985 km (0.073 R)
• M26: 59,438,376 km (0.116 R)
• M27: 62,074,290 km (0.108 R)
• M28: 62,693,476 km (0.117 R)
• M29: 69,334,574 km (0.072 R)
• M30: 71,121,520 km (0.082 R)
• M31: 77,140,890 km (0.105 R)
• M32: 77,856,566 km (0.037 R)
• M33: 79,301,083 km (0.11 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 414 - 13,969 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit