🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.51 AU - 0.71 AU

Year: 177 Days

Day: 44.6 Hours

Environment

Temp: 151 °C

Axial Tilt: 52.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.58 AU - 0.82 AU

Year: 217 Days

Day: 35.3 Hours

Environment

Temp: 191 °C

Axial Tilt: 46.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.7 AU - 0.82 AU

Year: 246 Days

Day: 32.9 Hours

Environment

Temp: 97 °C

Axial Tilt: 9.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.12 AU - 1.28 AU

Year: 488 Days

Day: 35.3 Hours

Environment

Temp: -9 °C

Axial Tilt: 35.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 41,846,806 km

• M1: 282,890 km (0.116 R)
• M2: 409,001 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 741.8

Radius: 13.2

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 4.02 AU - 6.1 AU

Year: 4221 Days

Day: 13.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 41,846,806 km

• M1: 165,605 km (0.115 R)
• M2: 700,118 km (0.056 R)
• M3: 1,711,100 km (0.104 R)
• M4: 2,557,974 km (0.114 R)
• M5: 3,752,513 km (0.062 R)
• M6: 4,745,095 km (0.062 R)
• M7: 5,263,302 km (0.082 R)
• M8: 7,656,120 km (0.109 R)
• M9: 8,898,381 km (0.039 R)
• M10: 9,447,405 km (0.081 R)
• M11: 9,894,553 km (0.098 R)
• M12: 13,030,573 km (0.116 R)
• M13: 15,234,748 km (0.085 R)
• M14: 16,483,741 km (0.099 R)
• M15: 21,118,881 km (0.03 R)
• M16: 22,382,983 km (0.09 R)
• M17: 25,920,673 km (0.105 R)

Asteroid Belt

Center: 5.65 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 302.8

Radius: 10.1

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 5.58 AU - 6.9 AU

Year: 5781 Days

Day: 14.3 Hours

Environment

Temp: -156 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 41,846,806 km

• M1: 129,103 km (0.119 R)
• M2: 579,093 km (0.115 R)
• M3: 1,170,005 km (0.108 R)
• M4: 1,837,959 km (0.054 R)
• M5: 2,158,248 km (0.079 R)
• M6: 3,732,467 km (0.075 R)
• M7: 4,672,989 km (0.076 R)
• M8: 5,681,129 km (0.115 R)
• M9: 7,275,692 km (0.112 R)
• M10: 8,158,619 km (0.054 R)
• M11: 9,933,747 km (0.101 R)
• M12: 11,771,108 km (0.118 R)
• M13: 15,337,671 km (0.067 R)
• M14: 19,250,703 km (0.12 R)
• M15: 24,441,450 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362.9

Radius: 12.6

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 7.17 AU - 10.91 AU

Year: 10080 Days

Day: 13 Hours

Environment

Temp: -182 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 41,846,806 km

• M1: 156,629 km (0.093 R)
• M2: 815,907 km (0.108 R)
• M3: 1,302,399 km (0.064 R)
• M4: 1,779,317 km (0.103 R)
• M5: 2,755,593 km (0.08 R)
• M6: 3,532,903 km (0.074 R)
• M7: 4,587,120 km (0.083 R)
• M8: 5,338,550 km (0.115 R)
• M9: 5,840,750 km (0.078 R)
• M10: 11,119,759 km (0.036 R)
• M11: 15,766,269 km (0.114 R)
• M12: 16,344,315 km (0.12 R)
• M13: 16,870,002 km (0.085 R)
• M14: 24,771,762 km (0.11 R)
• M15: 32,722,141 km (0.06 R)
• M16: 33,138,322 km (0.103 R)
• M17: 36,151,073 km (0.105 R)
• M18: 36,595,978 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 150.5

Radius: 4.1

Gravity: 8.95 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 12.13 AU - 13.89 AU

Year: 17403 Days

Day: 22.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 41,846,806 km

• M1: 103,671 km (0.118 R)
• M2: 333,154 km (0.104 R)
• M3: 566,228 km (0.026 R)
• M4: 1,202,168 km (0.045 R)
• M5: 1,679,236 km (0.082 R)
• M6: 2,827,549 km (0.12 R)
• M7: 3,635,677 km (0.057 R)
• M8: 4,968,295 km (0.117 R)
• M9: 8,548,022 km (0.107 R)
• M10: 12,453,574 km (0.097 R)
• M11: 12,905,210 km (0.083 R)
• M12: 13,192,887 km (0.12 R)
• M13: 18,910,068 km (0.075 R)
• M14: 20,501,790 km (0.116 R)
• M15: 21,210,584 km (0.119 R)
• M16: 27,859,312 km (0.096 R)
• M17: 28,630,938 km (0.097 R)
• M18: 29,021,987 km (0.04 R)
• M19: 36,226,172 km (0.069 R)
• M20: 40,975,156 km (0.088 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 165 - 10,531 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit