🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.44 AU - 0.58 AU

Year: 139 Days

Day: 46.6 Hours

Environment

Temp: 222 °C

Axial Tilt: 31.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.48 AU - 0.78 AU

Year: 191 Days

Day: 35.6 Hours

Environment

Temp: 99 °C

Axial Tilt: 27.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.07 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.49 AU - 1.53 AU

Year: 710 Days

Day: 25.2 Hours

Environment

Temp: -56 °C

Axial Tilt: 0.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.42 AU - 1.7 AU

Year: 746 Days

Day: 38.8 Hours

Environment

Temp: -51 °C

Axial Tilt: 130 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.62 AU - 1.76 AU

Year: 841 Days

Day: 17.6 Hours

Environment

Temp: -62 °C

Axial Tilt: 37.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.63 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 104.2

Radius: 10.4

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 4.58 AU - 6.54 AU

Year: 5020 Days

Day: 10.3 Hours

Environment

Temp: -151 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 102,171,722 km

• M1: 129,402 km (0.098 R)
• M2: 462,706 km (0.102 R)
• M3: 1,291,927 km (0.096 R)
• M4: 1,639,443 km (0.079 R)
• M5: 2,840,564 km (0.116 R)
• M6: 3,322,569 km (0.103 R)
• M7: 4,780,550 km (0.084 R)
• M8: 5,373,107 km (0.084 R)
• M9: 7,084,058 km (0.095 R)
• M10: 8,063,774 km (0.053 R)
• M11: 9,131,604 km (0.106 R)
• M12: 10,291,137 km (0.106 R)
• M13: 14,005,502 km (0.085 R)
• M14: 14,806,748 km (0.092 R)
• M15: 15,172,515 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 510.5

Radius: 7

Gravity: 10.42 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 10.59 AU - 14.09 AU

Year: 16597 Days

Day: 19.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 102,171,722 km

• M1: 87,365 km (0.101 R)
• M2: 1,311,225 km (0.041 R)
• M3: 2,808,700 km (0.1 R)
• M4: 3,893,434 km (0.045 R)
• M5: 4,310,513 km (0.096 R)
• M6: 5,059,998 km (0.112 R)
• M7: 5,855,261 km (0.102 R)
• M8: 6,085,941 km (0.111 R)
• M9: 10,656,305 km (0.087 R)
• M10: 15,885,199 km (0.115 R)
• M11: 16,948,092 km (0.119 R)
• M12: 17,181,914 km (0.067 R)
• M13: 20,071,397 km (0.091 R)
• M14: 21,494,072 km (0.093 R)
• M15: 24,045,315 km (0.097 R)
• M16: 32,897,769 km (0.077 R)
• M17: 45,177,809 km (0.107 R)
• M18: 56,993,198 km (0.093 R)
• M19: 57,342,958 km (0.105 R)
• M20: 58,578,637 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 588.5

Radius: 3.7

Gravity: 42.99 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 15.13 AU - 15.35 AU

Year: 22780 Days

Day: 19.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 102,171,722 km

• M1: 46,076 km (0.055 R)
• M2: 244,293 km (0.113 R)
• M3: 440,267 km (0.08 R)
• M4: 745,297 km (0.114 R)
• M5: 1,205,460 km (0.11 R)
• M6: 1,400,086 km (0.114 R)
• M7: 1,546,692 km (0.091 R)
• M8: 2,463,727 km (0.102 R)
• M9: 3,255,549 km (0.067 R)
• M10: 3,484,733 km (0.067 R)
• M11: 3,724,538 km (0.062 R)
• M12: 4,203,700 km (0.108 R)
• M13: 4,615,842 km (0.064 R)
• M14: 4,831,712 km (0.065 R)
• M15: 5,244,901 km (0.074 R)
• M16: 5,559,805 km (0.098 R)
• M17: 5,929,162 km (0.109 R)
• M18: 6,491,201 km (0.09 R)
• M19: 7,182,792 km (0.113 R)
• M20: 12,460,904 km (0.116 R)
• M21: 13,524,545 km (0.073 R)
• M22: 14,494,089 km (0.111 R)
• M23: 18,475,187 km (0.083 R)
• M24: 19,387,286 km (0.111 R)
• M25: 19,854,480 km (0.11 R)
• M26: 21,006,234 km (0.032 R)
• M27: 27,672,764 km (0.112 R)
• M28: 30,843,491 km (0.06 R)
• M29: 40,717,100 km (0.097 R)
• M30: 41,946,495 km (0.101 R)
• M31: 52,503,317 km (0.082 R)
• M32: 53,958,755 km (0.118 R)
• M33: 56,191,803 km (0.041 R)
• M34: 57,906,643 km (0.05 R)
• M35: 59,852,462 km (0.1 R)
• M36: 60,642,788 km (0.111 R)
• M37: 61,440,145 km (0.118 R)
• M38: 63,259,554 km (0.065 R)
• M39: 65,950,670 km (0.116 R)
• M40: 72,003,998 km (0.042 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 930.9

Radius: 8

Gravity: 14.55 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 15.74 AU - 18.14 AU

Year: 26696 Days

Day: 19.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 102,171,722 km

• M1: 100,679 km (0.088 R)
• M2: 694,733 km (0.106 R)
• M3: 1,128,118 km (0.079 R)
• M4: 2,563,210 km (0.096 R)
• M5: 4,475,819 km (0.105 R)
• M6: 5,354,108 km (0.112 R)
• M7: 6,342,501 km (0.087 R)
• M8: 8,853,800 km (0.112 R)
• M9: 10,362,345 km (0.08 R)
• M10: 10,629,378 km (0.088 R)
• M11: 10,969,862 km (0.071 R)
• M12: 13,719,322 km (0.069 R)
• M13: 18,217,729 km (0.113 R)
• M14: 25,139,324 km (0.107 R)
• M15: 27,489,207 km (0.102 R)
• M16: 36,786,864 km (0.08 R)
• M17: 46,517,458 km (0.045 R)
• M18: 54,747,734 km (0.105 R)
• M19: 64,346,083 km (0.054 R)
• M20: 75,506,683 km (0.114 R)
• M21: 84,608,816 km (0.114 R)
• M22: 88,723,804 km (0.11 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: 470 - 18,487 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit