🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.65 AU - 0.79 AU

Year: 222 Days

Day: 28.8 Hours

Environment

Temp: 135 °C

Axial Tilt: 5.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 57,868,724 km

• M1: 174,132 km (0.098 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.77 AU - 1.05 AU

Year: 315 Days

Day: 25.6 Hours

Environment

Temp: 139 °C

Axial Tilt: 9.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 57,868,724 km

• M1: 49,816 km (0.108 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.94 AU - 1 AU

Year: 347 Days

Day: 46.6 Hours

Environment

Temp: 39 °C

Axial Tilt: 55.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.28 AU - 1.94 AU

Year: 742 Days

Day: 23 Hours

Environment

Temp: -48 °C

Axial Tilt: 22.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.61 AU - 2.11 AU

Year: 922 Days

Day: 16.7 Hours

Environment

Temp: -63 °C

Axial Tilt: 39.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 2.38 AU - 2.82 AU

Year: 1524 Days

Day: 23.9 Hours

Environment

Temp: -88 °C

Axial Tilt: 48.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 57,868,724 km

• M1: 27,077 km (0.118 R)
• M2: 246,986 km (0.094 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 2.8 AU - 4.66 AU

Year: 2618 Days

Day: 34.9 Hours

Environment

Temp: -112 °C

Axial Tilt: 21.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,868,724 km

• M1: 622,178 km (0.097 R)

Asteroid Belt

Center: 4.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 733.5

Radius: 14.8

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 4.63 AU - 5.73 AU

Year: 4285 Days

Day: 7.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 57,868,724 km

• M1: 184,604 km (0.096 R)
• M2: 735,124 km (0.101 R)
• M3: 1,371,064 km (0.102 R)
• M4: 1,969,306 km (0.114 R)
• M5: 2,656,858 km (0.061 R)
• M6: 3,728,727 km (0.071 R)
• M7: 5,284,545 km (0.114 R)
• M8: 7,239,789 km (0.116 R)
• M9: 8,143,958 km (0.058 R)
• M10: 9,239,912 km (0.025 R)
• M11: 9,803,298 km (0.09 R)
• M12: 15,730,665 km (0.065 R)
• M13: 17,489,188 km (0.096 R)
• M14: 18,859,654 km (0.037 R)
• M15: 20,033,249 km (0.08 R)
• M16: 21,463,554 km (0.033 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 333.7

Radius: 14.9

Gravity: 1.5 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 7.33 AU - 9.93 AU

Year: 9214 Days

Day: 9.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 57,868,724 km

• M1: 187,446 km (0.075 R)
• M2: 753,824 km (0.108 R)
• M3: 1,532,929 km (0.108 R)
• M4: 2,014,186 km (0.085 R)
• M5: 2,687,975 km (0.109 R)
• M6: 3,379,715 km (0.086 R)
• M7: 4,089,856 km (0.097 R)
• M8: 4,842,782 km (0.078 R)
• M9: 6,939,396 km (0.083 R)
• M10: 7,593,738 km (0.11 R)
• M11: 8,652,442 km (0.105 R)
• M12: 9,542,250 km (0.105 R)
• M13: 10,445,671 km (0.083 R)
• M14: 12,009,119 km (0.092 R)
• M15: 13,117,040 km (0.092 R)
• M16: 14,875,563 km (0.091 R)
• M17: 17,109,658 km (0.085 R)
• M18: 18,171,354 km (0.08 R)
• M19: 23,904,244 km (0.092 R)

Planet 10 - Ice Giant

Semi-Major Axis: 13.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 359.6

Radius: 5.3

Gravity: 12.8 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 13.26 AU - 14.02 AU

Year: 18308 Days

Day: 19.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 57,868,724 km

• M1: 65,973 km (0.065 R)
• M2: 420,220 km (0.111 R)
• M3: 706,850 km (0.108 R)
• M4: 2,695,903 km (0.082 R)
• M5: 3,390,337 km (0.09 R)
• M6: 5,125,373 km (0.096 R)
• M7: 6,067,241 km (0.079 R)
• M8: 7,378,317 km (0.086 R)
• M9: 11,817,035 km (0.12 R)
• M10: 12,303,228 km (0.109 R)
• M11: 21,550,920 km (0.032 R)
• M12: 28,890,790 km (0.086 R)
• M13: 29,219,307 km (0.101 R)
• M14: 31,242,019 km (0.1 R)
• M15: 33,960,063 km (0.093 R)
• M16: 37,217,856 km (0.084 R)
• M17: 40,677,905 km (0.078 R)
• M18: 44,201,384 km (0.042 R)

Kuiper Belt

Range: 30.2 - 58.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 161 - 17,600 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit