🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.77 AU - 1.27 AU

Year: 380 Days

Day: 45.7 Hours

Environment

Temp: 13 °C

Axial Tilt: 9.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.32 AU - 1.42 AU

Year: 592 Days

Day: 47.3 Hours

Environment

Temp: -20 °C

Axial Tilt: 125.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 2.29 AU - 3.73 AU

Year: 1927 Days

Day: 34.4 Hours

Environment

Temp: -110 °C

Axial Tilt: 25 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.9 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 51.2

Radius: 9.8

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 4.69 AU - 4.89 AU

Year: 3868 Days

Day: 7.3 Hours

Environment

Temp: -141 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 102,993,190 km

• M1: 138,827 km (0.105 R)
• M2: 863,030 km (0.06 R)
• M3: 1,229,096 km (0.091 R)
• M4: 2,178,743 km (0.081 R)
• M5: 2,991,957 km (0.116 R)
• M6: 6,862,054 km (0.044 R)
• M7: 10,529,147 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 87

Radius: 8

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 5.15 AU - 5.97 AU

Year: 4837 Days

Day: 10.4 Hours

Environment

Temp: -157 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 102,993,190 km

• M1: 100,231 km (0.081 R)
• M2: 386,561 km (0.095 R)
• M3: 710,291 km (0.083 R)
• M4: 1,101,040 km (0.111 R)
• M5: 1,399,039 km (0.036 R)
• M6: 1,792,332 km (0.081 R)
• M7: 2,357,812 km (0.111 R)
• M8: 3,840,028 km (0.061 R)
• M9: 4,436,474 km (0.103 R)
• M10: 4,736,568 km (0.078 R)
• M11: 4,986,396 km (0.072 R)
• M12: 5,626,974 km (0.063 R)
• M13: 7,370,537 km (0.118 R)
• M14: 10,672,162 km (0.07 R)
• M15: 11,620,613 km (0.089 R)
• M16: 13,269,780 km (0.085 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 869.1

Radius: 12.7

Gravity: 5.39 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 5.26 AU - 7.58 AU

Year: 6002 Days

Day: 9.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 102,993,190 km

• M1: 158,275 km (0.118 R)
• M2: 641,176 km (0.118 R)
• M3: 1,317,957 km (0.04 R)
• M4: 1,761,365 km (0.075 R)
• M5: 2,881,704 km (0.108 R)
• M6: 3,666,793 km (0.045 R)
• M7: 4,073,101 km (0.099 R)
• M8: 4,698,420 km (0.118 R)
• M9: 5,357,100 km (0.101 R)
• M10: 6,476,840 km (0.11 R)
• M11: 7,902,059 km (0.065 R)
• M12: 8,299,091 km (0.109 R)
• M13: 10,300,861 km (0.073 R)
• M14: 12,930,642 km (0.114 R)
• M15: 13,879,840 km (0.115 R)
• M16: 19,695,607 km (0.116 R)
• M17: 20,502,388 km (0.094 R)
• M18: 24,871,244 km (0.109 R)
• M19: 29,443,703 km (0.099 R)
• M20: 31,084,642 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 709.7

Radius: 3.1

Gravity: 73.85 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 15.77 AU - 22.55 AU

Year: 30944 Days

Day: 21.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 102,993,190 km

• M1: 39,045 km (0.118 R)
• M2: 359,035 km (0.045 R)
• M3: 571,613 km (0.079 R)
• M4: 951,742 km (0.102 R)
• M5: 1,076,057 km (0.094 R)
• M6: 1,227,002 km (0.07 R)
• M7: 1,627,924 km (0.071 R)
• M8: 2,020,319 km (0.115 R)
• M9: 2,298,571 km (0.092 R)
• M10: 2,497,985 km (0.086 R)
• M11: 3,046,710 km (0.09 R)
• M12: 4,605,819 km (0.065 R)
• M13: 4,722,954 km (0.08 R)
• M14: 5,295,914 km (0.088 R)
• M15: 7,238,592 km (0.116 R)
• M16: 7,503,979 km (0.084 R)
• M17: 9,420,328 km (0.117 R)
• M18: 12,151,087 km (0.07 R)
• M19: 14,682,433 km (0.103 R)
• M20: 22,388,069 km (0.113 R)
• M21: 23,637,960 km (0.049 R)
• M22: 24,338,826 km (0.095 R)
• M23: 26,775,326 km (0.076 R)
• M24: 29,102,620 km (0.091 R)
• M25: 30,042,992 km (0.117 R)
• M26: 33,566,770 km (0.077 R)
• M27: 33,713,227 km (0.119 R)
• M28: 36,731,663 km (0.105 R)
• M29: 40,419,699 km (0.102 R)
• M30: 45,054,989 km (0.117 R)
• M31: 50,799,248 km (0.1 R)
• M32: 52,949,269 km (0.055 R)
• M33: 54,348,607 km (0.059 R)
• M34: 54,752,821 km (0.106 R)
• M35: 55,977,728 km (0.111 R)
• M36: 58,482,146 km (0.11 R)
• M37: 75,342,873 km (0.069 R)
• M38: 76,603,534 km (0.109 R)
• M39: 79,426,446 km (0.04 R)
• M40: 81,786,951 km (0.106 R)
• M41: 94,002,515 km (0.08 R)
• M42: 97,533,174 km (0.111 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 433 - 19,278 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit