🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.08 AU - 1.58 AU

Year: 557 Days

Day: 27.3 Hours

Environment

Temp: 10 °C

Axial Tilt: 11.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.34 AU - 1.4 AU

Year: 583 Days

Day: 42.3 Hours

Environment

Temp: -21 °C

Axial Tilt: 32.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 55,108,636 km

• M1: 53,556 km (0.075 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.04 AU - 3.12 AU

Year: 1506 Days

Day: 15.2 Hours

Environment

Temp: -93 °C

Axial Tilt: 6.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,108,636 km

• M1: 45,927 km (0.115 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 3.32 AU - 3.64 AU

Year: 2359 Days

Day: 13.5 Hours

Environment

Temp: -107 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 391.3

Radius: 13

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 4.29 AU - 6.75 AU

Year: 4713 Days

Day: 14 Hours

Environment

Temp: -139 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 55,108,636 km

• M1: 161,715 km (0.106 R)
• M2: 632,649 km (0.11 R)
• M3: 1,250,339 km (0.093 R)
• M4: 1,859,352 km (0.117 R)
• M5: 2,725,823 km (0.084 R)
• M6: 3,224,732 km (0.03 R)
• M7: 3,663,652 km (0.064 R)
• M8: 4,523,092 km (0.11 R)
• M9: 5,125,821 km (0.066 R)
• M10: 6,201,580 km (0.095 R)
• M11: 6,793,239 km (0.096 R)
• M12: 8,263,338 km (0.103 R)
• M13: 9,584,586 km (0.112 R)
• M14: 10,789,597 km (0.052 R)
• M15: 14,700,384 km (0.086 R)
• M16: 15,116,117 km (0.076 R)
• M17: 15,862,909 km (0.03 R)
• M18: 16,802,534 km (0.086 R)
• M19: 22,133,903 km (0.116 R)
• M20: 23,447,671 km (0.061 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 338.6

Radius: 13.5

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 5.3 AU - 5.86 AU

Year: 4790 Days

Day: 11.7 Hours

Environment

Temp: -147 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 55,108,636 km

• M1: 167,849 km (0.103 R)
• M2: 1,057,358 km (0.115 R)
• M3: 2,025,106 km (0.044 R)
• M4: 2,605,546 km (0.111 R)
• M5: 3,296,090 km (0.098 R)
• M6: 4,524,288 km (0.104 R)
• M7: 5,168,457 km (0.055 R)
• M8: 8,308,516 km (0.03 R)
• M9: 8,909,900 km (0.082 R)
• M10: 11,742,386 km (0.086 R)
• M11: 14,973,700 km (0.091 R)
• M12: 17,988,695 km (0.108 R)
• M13: 19,918,059 km (0.108 R)
• M14: 23,203,527 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 795.2

Radius: 7.7

Gravity: 13.41 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 11.87 AU - 15.21 AU

Year: 18107 Days

Day: 17.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 55,108,636 km

• M1: 95,743 km (0.078 R)
• M2: 401,969 km (0.027 R)
• M3: 667,207 km (0.103 R)
• M4: 958,474 km (0.042 R)
• M5: 1,719,029 km (0.027 R)
• M6: 1,975,889 km (0.1 R)
• M7: 2,387,732 km (0.09 R)
• M8: 5,322,991 km (0.051 R)
• M9: 6,593,825 km (0.046 R)
• M10: 7,757,248 km (0.093 R)
• M11: 10,727,065 km (0.076 R)
• M12: 12,396,128 km (0.028 R)
• M13: 13,576,755 km (0.109 R)
• M14: 21,099,732 km (0.082 R)
• M15: 24,756,802 km (0.111 R)
• M16: 27,302,210 km (0.079 R)
• M17: 27,646,584 km (0.117 R)
• M18: 28,344,009 km (0.062 R)
• M19: 31,628,431 km (0.086 R)
• M20: 32,135,717 km (0.113 R)
• M21: 32,391,380 km (0.098 R)
• M22: 35,702,429 km (0.079 R)
• M23: 37,793,658 km (0.034 R)
• M24: 45,513,806 km (0.11 R)
• M25: 47,306,437 km (0.076 R)
• M26: 49,145,593 km (0.068 R)
• M27: 51,729,597 km (0.083 R)
• M28: 54,221,898 km (0.113 R)
• M29: 59,636,892 km (0.047 R)
• M30: 62,177,064 km (0.084 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 146.3

Radius: 5.3

Gravity: 5.21 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 13.32 AU - 21.74 AU

Year: 26675 Days

Day: 24.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 55,108,636 km

• M1: 76,145 km (0.11 R)
• M2: 957,277 km (0.105 R)
• M3: 1,185,862 km (0.118 R)
• M4: 1,408,314 km (0.118 R)
• M5: 2,698,746 km (0.09 R)
• M6: 4,028,521 km (0.109 R)
• M7: 4,202,503 km (0.106 R)
• M8: 5,015,119 km (0.046 R)
• M9: 7,410,480 km (0.099 R)
• M10: 8,781,395 km (0.073 R)
• M11: 10,152,459 km (0.108 R)
• M12: 13,120,780 km (0.06 R)
• M13: 14,494,986 km (0.083 R)
• M14: 15,392,275 km (0.12 R)
• M15: 20,868,305 km (0.1 R)
• M16: 39,792,136 km (0.061 R)
• M17: 44,769,706 km (0.051 R)
• M18: 45,057,831 km (0.079 R)
• M19: 53,150,777 km (0.118 R)
• M20: 54,123,762 km (0.082 R)

Kuiper Belt

Range: 30.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 210 - 11,177 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit