🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.47 AU - 0.53 AU

Year: 130 Days

Day: 47.1 Hours

Environment

Temp: 184 °C

Axial Tilt: 4.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.99 AU - 1.01 AU

Year: 367 Days

Day: 33.8 Hours

Environment

Temp: 15 °C

Axial Tilt: 9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 58,918,327 km

• M1: 64,925 km (0.057 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.08 AU - 1.3 AU

Year: 477 Days

Day: 15.1 Hours

Environment

Temp: 1 °C

Axial Tilt: 15.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 3.31 AU - 3.95 AU

Year: 2539 Days

Day: 47 Hours

Environment

Temp: -122 °C

Axial Tilt: 9.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 478.4

Radius: 10.3

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 4.95 AU - 4.97 AU

Year: 4055 Days

Day: 13.8 Hours

Environment

Temp: -133 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 58,918,327 km

• M1: 128,056 km (0.028 R)
• M2: 530,624 km (0.059 R)
• M3: 1,254,827 km (0.119 R)
• M4: 2,487,962 km (0.105 R)
• M5: 3,519,440 km (0.106 R)
• M6: 4,046,473 km (0.103 R)
• M7: 4,487,188 km (0.111 R)
• M8: 4,862,679 km (0.035 R)
• M9: 5,183,117 km (0.064 R)
• M10: 6,609,533 km (0.093 R)
• M11: 8,041,634 km (0.105 R)
• M12: 8,633,144 km (0.05 R)
• M13: 9,365,874 km (0.109 R)
• M14: 11,682,696 km (0.075 R)
• M15: 13,520,955 km (0.075 R)
• M16: 15,757,293 km (0.087 R)
• M17: 18,885,983 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 149.5

Radius: 8.3

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 5.67 AU - 6.61 AU

Year: 5585 Days

Day: 6.4 Hours

Environment

Temp: -151 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 58,918,327 km

• M1: 103,223 km (0.041 R)
• M2: 613,202 km (0.116 R)
• M3: 1,197,082 km (0.037 R)
• M4: 2,888,286 km (0.082 R)
• M5: 3,485,780 km (0.073 R)
• M6: 4,308,419 km (0.101 R)
• M7: 5,906,423 km (0.119 R)
• M8: 6,388,278 km (0.113 R)
• M9: 13,735,777 km (0.116 R)
• M10: 14,013,880 km (0.092 R)
• M11: 16,953,777 km (0.076 R)
• M12: 19,455,353 km (0.071 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 661.1

Radius: 12.5

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 11.07 AU - 12.51 AU

Year: 14861 Days

Day: 8.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 153.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 58,918,327 km

• M1: 155,582 km (0.09 R)
• M2: 1,027,438 km (0.108 R)
• M3: 1,901,239 km (0.117 R)
• M4: 2,861,957 km (0.116 R)
• M5: 3,833,595 km (0.062 R)
• M6: 5,468,700 km (0.101 R)
• M7: 7,088,695 km (0.096 R)
• M8: 8,127,054 km (0.082 R)
• M9: 9,264,147 km (0.105 R)
• M10: 10,731,403 km (0.106 R)
• M11: 11,490,612 km (0.079 R)
• M12: 12,410,939 km (0.095 R)
• M13: 15,835,982 km (0.076 R)
• M14: 20,990,376 km (0.047 R)
• M15: 22,552,328 km (0.089 R)
• M16: 23,409,972 km (0.11 R)
• M17: 23,895,717 km (0.119 R)
• M18: 24,988,230 km (0.075 R)
• M19: 25,700,615 km (0.07 R)
• M20: 27,272,739 km (0.106 R)
• M21: 27,919,151 km (0.073 R)
• M22: 30,492,534 km (0.092 R)
• M23: 35,465,317 km (0.076 R)
• M24: 39,703,424 km (0.109 R)
• M25: 40,813,441 km (0.057 R)
• M26: 52,412,212 km (0.059 R)
• M27: 58,067,610 km (0.101 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556

Radius: 14.2

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 10 AU - 13.86 AU

Year: 15126 Days

Day: 13.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 58,918,327 km

• M1: 177,423 km (0.102 R)
• M2: 882,029 km (0.03 R)
• M3: 1,746,854 km (0.084 R)
• M4: 3,127,942 km (0.069 R)
• M5: 4,814,508 km (0.059 R)
• M6: 5,352,911 km (0.061 R)
• M7: 5,857,056 km (0.077 R)
• M8: 6,392,915 km (0.061 R)
• M9: 7,301,274 km (0.095 R)
• M10: 7,786,868 km (0.1 R)
• M11: 9,843,540 km (0.077 R)
• M12: 11,344,007 km (0.079 R)
• M13: 12,179,660 km (0.107 R)
• M14: 14,725,367 km (0.118 R)
• M15: 16,383,061 km (0.06 R)
• M16: 16,835,296 km (0.112 R)
• M17: 20,238,797 km (0.081 R)
• M18: 21,468,491 km (0.027 R)
• M19: 22,101,889 km (0.038 R)
• M20: 23,787,707 km (0.083 R)
• M21: 25,457,219 km (0.099 R)
• M22: 25,962,860 km (0.079 R)
• M23: 28,483,734 km (0.051 R)
• M24: 30,819,854 km (0.111 R)
• M25: 33,764,389 km (0.063 R)
• M26: 36,634,723 km (0.089 R)
• M27: 42,572,562 km (0.101 R)
• M28: 45,769,020 km (0.092 R)
• M29: 52,963,780 km (0.057 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 464 - 19,050 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit