🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.7 AU - 0.78 AU

Year: 288 Days

Day: 17.9 Hours

Environment

Temp: -33 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,450,180 km

• M1: 422,165 km (0.052 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.85 AU - 1.35 AU

Year: 523 Days

Day: 21.5 Hours

Environment

Temp: -89 °C

Axial Tilt: 13.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.41 AU - 2.29 AU

Year: 1140 Days

Day: 44.8 Hours

Environment

Temp: -122 °C

Axial Tilt: 13.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.51 AU - 2.41 AU

Year: 1243 Days

Day: 22.9 Hours

Environment

Temp: -134 °C

Axial Tilt: 26.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.4 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 407.5

Radius: 14.9

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 2.66 AU - 3 AU

Year: 2157 Days

Day: 9.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 39,450,180 km

• M1: 187,745 km (0.12 R)
• M2: 747,840 km (0.116 R)
• M3: 1,404,574 km (0.11 R)
• M4: 1,889,870 km (0.054 R)
• M5: 2,489,608 km (0.12 R)
• M6: 3,230,865 km (0.035 R)
• M7: 3,867,554 km (0.074 R)
• M8: 5,052,818 km (0.093 R)
• M9: 6,822,112 km (0.025 R)
• M10: 7,431,424 km (0.055 R)
• M11: 8,668,748 km (0.115 R)
• M12: 10,072,873 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 36.7

Radius: 9.5

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 4.54 AU - 6.18 AU

Year: 5622 Days

Day: 9.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 39,450,180 km

• M1: 118,182 km (0.105 R)
• M2: 492,027 km (0.047 R)
• M3: 863,778 km (0.104 R)
• M4: 2,375,764 km (0.071 R)
• M5: 4,536,855 km (0.108 R)
• M6: 5,138,537 km (0.102 R)
• M7: 6,128,576 km (0.091 R)
• M8: 6,453,802 km (0.085 R)
• M9: 10,082,747 km (0.095 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 809.7

Radius: 15

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 8.03 AU - 8.39 AU

Year: 10657 Days

Day: 10.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 39,450,180 km

• M1: 186,549 km (0.072 R)
• M2: 660,774 km (0.088 R)
• M3: 1,189,453 km (0.114 R)
• M4: 2,097,362 km (0.064 R)
• M5: 2,727,768 km (0.109 R)
• M6: 3,635,228 km (0.119 R)
• M7: 5,518,665 km (0.057 R)
• M8: 6,086,988 km (0.096 R)
• M9: 6,852,330 km (0.107 R)
• M10: 8,165,052 km (0.12 R)
• M11: 9,893,356 km (0.113 R)
• M12: 10,361,298 km (0.117 R)
• M13: 11,063,361 km (0.111 R)
• M14: 12,623,368 km (0.08 R)
• M15: 13,236,868 km (0.079 R)
• M16: 16,463,844 km (0.077 R)
• M17: 20,768,822 km (0.068 R)
• M18: 23,408,327 km (0.077 R)
• M19: 24,524,327 km (0.088 R)
• M20: 27,063,601 km (0.081 R)
• M21: 27,673,661 km (0.076 R)
• M22: 29,345,418 km (0.11 R)
• M23: 30,973,042 km (0.112 R)
• M24: 32,431,771 km (0.054 R)
• M25: 35,972,154 km (0.073 R)
• M26: 39,762,665 km (0.089 R)
• M27: 44,794,838 km (0.074 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 229.1

Radius: 4.6

Gravity: 10.83 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 7.29 AU - 11.37 AU

Year: 12911 Days

Day: 20.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 39,450,180 km

• M1: 57,296 km (0.111 R)
• M2: 224,696 km (0.079 R)
• M3: 465,399 km (0.101 R)
• M4: 629,508 km (0.113 R)
• M5: 903,571 km (0.045 R)
• M6: 1,131,558 km (0.059 R)
• M7: 1,619,247 km (0.093 R)
• M8: 1,941,481 km (0.11 R)
• M9: 2,430,068 km (0.119 R)
• M10: 2,597,318 km (0.114 R)
• M11: 2,852,383 km (0.116 R)
• M12: 3,145,744 km (0.053 R)
• M13: 3,435,814 km (0.106 R)
• M14: 3,622,961 km (0.051 R)
• M15: 4,017,900 km (0.108 R)
• M16: 10,383,887 km (0.118 R)
• M17: 11,228,816 km (0.09 R)
• M18: 12,553,206 km (0.082 R)
• M19: 16,149,988 km (0.11 R)
• M20: 17,624,275 km (0.067 R)
• M21: 19,332,383 km (0.117 R)
• M22: 20,530,513 km (0.095 R)
• M23: 21,777,261 km (0.108 R)
• M24: 29,742,600 km (0.03 R)
• M25: 32,985,732 km (0.072 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 343 - 17,573 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit