🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.49 AU - 0.61 AU

Year: 173 Days

Day: 31.2 Hours

Environment

Temp: 90 °C

Axial Tilt: 25.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 43,636,257 km

• M1: 42,785 km (0.055 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.52 AU - 0.64 AU

Year: 188 Days

Day: 43.3 Hours

Environment

Temp: 42 °C

Axial Tilt: 39.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.67 AU - 0.67 AU

Year: 233 Days

Day: 41.6 Hours

Environment

Temp: 23 °C

Axial Tilt: 12.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 43,636,257 km

• M1: 40,541 km (0.102 R)

Asteroid Belt

Center: 2.14 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 804

Radius: 9.1

Gravity: 9.71 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 3.24 AU - 3.96 AU

Year: 2900 Days

Day: 14.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 43,636,257 km

• M1: 118,631 km (0.04 R)
• M2: 602,131 km (0.117 R)
• M3: 1,430,604 km (0.103 R)
• M4: 2,357,962 km (0.057 R)
• M5: 3,088,747 km (0.065 R)
• M6: 3,700,752 km (0.107 R)
• M7: 7,608,398 km (0.1 R)
• M8: 9,263,399 km (0.084 R)
• M9: 10,332,875 km (0.076 R)
• M10: 11,826,310 km (0.038 R)
• M11: 12,715,520 km (0.045 R)
• M12: 13,648,562 km (0.09 R)
• M13: 15,914,221 km (0.068 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 555

Radius: 13.1

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 3.86 AU - 5.02 AU

Year: 3972 Days

Day: 9.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 43,636,257 km

• M1: 163,062 km (0.037 R)
• M2: 843,433 km (0.085 R)
• M3: 1,358,199 km (0.118 R)
• M4: 2,110,078 km (0.075 R)
• M5: 2,543,463 km (0.078 R)
• M6: 3,733,664 km (0.07 R)
• M7: 4,651,596 km (0.083 R)
• M8: 7,973,716 km (0.082 R)
• M9: 10,281,263 km (0.113 R)
• M10: 10,858,561 km (0.07 R)
• M11: 11,457,402 km (0.068 R)
• M12: 12,168,590 km (0.104 R)
• M13: 13,777,964 km (0.089 R)
• M14: 14,327,736 km (0.107 R)
• M15: 16,285,673 km (0.1 R)
• M16: 20,147,542 km (0.116 R)
• M17: 21,184,405 km (0.068 R)
• M18: 22,052,671 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 123.2

Radius: 12.2

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 6.5 AU - 6.92 AU

Year: 7380 Days

Day: 5.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 43,636,257 km

• M1: 151,692 km (0.072 R)
• M2: 550,969 km (0.106 R)
• M3: 1,263,204 km (0.098 R)
• M4: 2,797,181 km (0.115 R)
• M5: 4,544,933 km (0.072 R)
• M6: 5,331,219 km (0.099 R)
• M7: 6,663,538 km (0.068 R)
• M8: 7,143,448 km (0.051 R)
• M9: 13,723,510 km (0.112 R)
• M10: 15,208,269 km (0.104 R)
• M11: 15,621,758 km (0.079 R)
• M12: 18,788,445 km (0.1 R)

Asteroid Belt

Center: 8.17 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 321

Radius: 11.4

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 8.12 AU - 11.14 AU

Year: 12689 Days

Day: 15 Hours

Environment

Temp: -195 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 43,636,257 km

• M1: 143,016 km (0.092 R)
• M2: 630,555 km (0.095 R)
• M3: 1,180,776 km (0.109 R)
• M4: 1,719,029 km (0.114 R)
• M5: 2,904,592 km (0.067 R)
• M6: 3,551,902 km (0.076 R)
• M7: 3,923,055 km (0.079 R)
• M8: 4,402,965 km (0.084 R)
• M9: 5,644,028 km (0.081 R)
• M10: 7,821,126 km (0.089 R)
• M11: 8,849,462 km (0.056 R)
• M12: 9,442,917 km (0.069 R)
• M13: 14,183,075 km (0.044 R)
• M14: 15,382,401 km (0.054 R)
• M15: 18,344,588 km (0.107 R)
• M16: 21,504,844 km (0.094 R)
• M17: 22,078,551 km (0.066 R)
• M18: 23,342,205 km (0.088 R)
• M19: 24,387,445 km (0.047 R)
• M20: 24,742,590 km (0.108 R)
• M21: 26,198,327 km (0.076 R)
• M22: 27,614,121 km (0.094 R)
• M23: 28,980,997 km (0.083 R)
• M24: 33,134,582 km (0.096 R)
• M25: 35,808,345 km (0.095 R)
• M26: 37,432,828 km (0.118 R)
• M27: 39,960,882 km (0.118 R)
• M28: 41,708,186 km (0.066 R)
• M29: 42,089,211 km (0.112 R)
• M30: 43,116,350 km (0.077 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 251 - 17,575 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit