🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.67 AU - 0.87 AU

Year: 252 Days

Day: 30.6 Hours

Environment

Temp: 154 °C

Axial Tilt: 27.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.77 AU - 1.89 AU

Year: 923 Days

Day: 13.5 Hours

Environment

Temp: -72 °C

Axial Tilt: 7.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 512.8

Radius: 11.7

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 4.7 AU - 7.64 AU

Year: 5713 Days

Day: 11.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 146.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 53,967,412 km

• M1: 145,559 km (0.098 R)
• M2: 537,505 km (0.073 R)
• M3: 999,912 km (0.062 R)
• M4: 1,380,788 km (0.111 R)
• M5: 2,215,844 km (0.111 R)
• M6: 2,973,108 km (0.046 R)
• M7: 3,341,568 km (0.106 R)
• M8: 4,031,962 km (0.109 R)
• M9: 4,972,932 km (0.065 R)
• M10: 6,395,608 km (0.114 R)
• M11: 7,014,794 km (0.041 R)
• M12: 7,496,200 km (0.08 R)
• M13: 16,708,586 km (0.069 R)
• M14: 17,197,023 km (0.062 R)
• M15: 18,719,331 km (0.051 R)
• M16: 21,381,874 km (0.075 R)
• M17: 26,201,020 km (0.12 R)
• M18: 27,110,874 km (0.091 R)
• M19: 27,785,710 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 871.4

Radius: 14

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 7.05 AU - 10.89 AU

Year: 10015 Days

Day: 10.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 53,967,412 km

• M1: 174,581 km (0.096 R)
• M2: 718,369 km (0.109 R)
• M3: 1,299,407 km (0.114 R)
• M4: 1,920,089 km (0.079 R)
• M5: 2,994,800 km (0.089 R)
• M6: 3,440,751 km (0.11 R)
• M7: 4,068,015 km (0.116 R)
• M8: 4,990,735 km (0.054 R)
• M9: 5,451,197 km (0.036 R)
• M10: 8,984,100 km (0.088 R)
• M11: 11,033,591 km (0.082 R)
• M12: 11,648,139 km (0.101 R)
• M13: 13,820,599 km (0.109 R)
• M14: 14,337,909 km (0.112 R)
• M15: 15,342,907 km (0.055 R)
• M16: 16,682,706 km (0.045 R)
• M17: 18,562,702 km (0.061 R)
• M18: 20,747,729 km (0.102 R)
• M19: 22,120,738 km (0.028 R)
• M20: 28,847,406 km (0.12 R)
• M21: 30,447,954 km (0.071 R)
• M22: 35,484,017 km (0.044 R)
• M23: 36,824,713 km (0.119 R)
• M24: 37,320,480 km (0.107 R)
• M25: 38,198,919 km (0.073 R)
• M26: 38,834,859 km (0.066 R)
• M27: 41,716,862 km (0.111 R)
• M28: 44,598,267 km (0.058 R)
• M29: 47,756,577 km (0.091 R)
• M30: 49,842,271 km (0.072 R)
• M31: 50,449,189 km (0.114 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 992.8

Radius: 7.1

Gravity: 19.69 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 13.87 AU - 14.73 AU

Year: 20159 Days

Day: 17.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 53,967,412 km

• M1: 99,782 km (0.091 R)
• M2: 368,609 km (0.105 R)
• M3: 769,831 km (0.108 R)
• M4: 1,472,193 km (0.083 R)
• M5: 2,069,088 km (0.104 R)
• M6: 2,399,849 km (0.068 R)
• M7: 4,758,708 km (0.05 R)
• M8: 5,217,824 km (0.077 R)
• M9: 10,704,176 km (0.039 R)
• M10: 13,330,068 km (0.117 R)
• M11: 15,193,309 km (0.105 R)
• M12: 16,102,715 km (0.046 R)
• M13: 17,848,223 km (0.052 R)
• M14: 19,048,297 km (0.074 R)
• M15: 21,098,984 km (0.072 R)
• M16: 37,600,677 km (0.064 R)
• M17: 51,159,031 km (0.114 R)
• M18: 53,007,014 km (0.116 R)
• M19: 72,602,240 km (0.103 R)
• M20: 73,528,849 km (0.106 R)
• M21: 85,786,600 km (0.061 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 928.5

Radius: 7.9

Gravity: 14.88 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 16.11 AU - 16.53 AU

Year: 24577 Days

Day: 24.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 53,967,412 km

• M1: 98,286 km (0.109 R)
• M2: 346,469 km (0.1 R)
• M3: 870,360 km (0.081 R)
• M4: 1,955,992 km (0.118 R)
• M5: 2,863,602 km (0.09 R)
• M6: 4,676,579 km (0.11 R)
• M7: 5,228,595 km (0.04 R)
• M8: 5,692,049 km (0.114 R)
• M9: 6,228,807 km (0.066 R)
• M10: 7,197,602 km (0.046 R)
• M11: 10,054,473 km (0.063 R)
• M12: 10,376,408 km (0.096 R)
• M13: 12,162,157 km (0.114 R)
• M14: 13,357,743 km (0.082 R)
• M15: 28,480,293 km (0.091 R)
• M16: 36,271,201 km (0.054 R)
• M17: 37,797,398 km (0.114 R)
• M18: 47,501,662 km (0.114 R)
• M19: 54,290,862 km (0.118 R)
• M20: 60,208,954 km (0.113 R)
• M21: 66,768,970 km (0.094 R)
• M22: 76,979,025 km (0.041 R)
• M23: 83,368,350 km (0.092 R)
• M24: 88,454,229 km (0.107 R)
• M25: 94,882,898 km (0.091 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 125.8

Radius: 5.4

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 17.31 AU - 18.19 AU

Year: 27877 Days

Day: 22.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 53,967,412 km

• M1: 68,366 km (0.109 R)
• M2: 360,980 km (0.09 R)
• M3: 1,354,758 km (0.104 R)
• M4: 2,204,325 km (0.092 R)
• M5: 2,819,621 km (0.1 R)
• M6: 3,264,525 km (0.095 R)
• M7: 6,178,392 km (0.071 R)
• M8: 8,507,481 km (0.058 R)
• M9: 13,163,266 km (0.041 R)
• M10: 13,609,068 km (0.101 R)
• M11: 15,492,954 km (0.078 R)
• M12: 16,497,055 km (0.11 R)
• M13: 16,791,763 km (0.114 R)
• M14: 19,769,059 km (0.07 R)
• M15: 25,744,148 km (0.107 R)
• M16: 32,472,611 km (0.103 R)
• M17: 33,520,395 km (0.029 R)
• M18: 39,754,737 km (0.109 R)
• M19: 40,284,463 km (0.102 R)
• M20: 43,562,152 km (0.059 R)
• M21: 51,578,055 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: 221 - 18,217 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit