🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.4 AU - 0.64 AU

Year: 139 Days

Day: 12.8 Hours

Environment

Temp: 210 °C

Axial Tilt: 31.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.49 AU - 0.65 AU

Year: 160 Days

Day: 22.1 Hours

Environment

Temp: 234 °C

Axial Tilt: 49.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.63 AU - 0.79 AU

Year: 222 Days

Day: 45.2 Hours

Environment

Temp: 107 °C

Axial Tilt: 36.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 50,134,236 km

• M1: 17,204 km (0.099 R)
• M2: 68,815 km (0.083 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.36 AU - 1.58 AU

Year: 661 Days

Day: 34.1 Hours

Environment

Temp: -42 °C

Axial Tilt: 1.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.36 AU - 1.96 AU

Year: 793 Days

Day: 45.3 Hours

Environment

Temp: -48 °C

Axial Tilt: 39.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,134,236 km

• M1: 59,690 km (0.045 R)

Asteroid Belt

Center: 4.09 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 877.8

Radius: 14.4

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 6.39 AU - 6.65 AU

Year: 6174 Days

Day: 14.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 50,134,236 km

• M1: 179,667 km (0.063 R)
• M2: 666,608 km (0.107 R)
• M3: 1,183,319 km (0.088 R)
• M4: 1,817,764 km (0.119 R)
• M5: 2,424,981 km (0.043 R)
• M6: 3,812,352 km (0.116 R)
• M7: 4,847,420 km (0.099 R)
• M8: 5,523,004 km (0.067 R)
• M9: 6,430,016 km (0.12 R)
• M10: 7,284,519 km (0.096 R)
• M11: 7,895,327 km (0.102 R)
• M12: 9,663,424 km (0.084 R)
• M13: 10,496,983 km (0.066 R)
• M14: 12,202,399 km (0.109 R)
• M15: 13,569,424 km (0.08 R)
• M16: 15,036,381 km (0.064 R)
• M17: 15,714,508 km (0.058 R)
• M18: 24,749,472 km (0.079 R)
• M19: 28,119,912 km (0.066 R)
• M20: 29,244,888 km (0.098 R)
• M21: 30,497,172 km (0.054 R)
• M22: 32,087,397 km (0.105 R)
• M23: 35,324,695 km (0.116 R)
• M24: 36,523,871 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 159.6

Radius: 4.4

Gravity: 8.24 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 9.46 AU - 14.8 AU

Year: 15667 Days

Day: 20.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 50,134,236 km

• M1: 57,894 km (0.053 R)
• M2: 294,259 km (0.118 R)
• M3: 639,082 km (0.052 R)
• M4: 890,107 km (0.101 R)
• M5: 1,616,405 km (0.105 R)
• M6: 2,322,058 km (0.115 R)
• M7: 2,466,420 km (0.107 R)
• M8: 2,833,384 km (0.075 R)
• M9: 2,977,446 km (0.037 R)
• M10: 5,870,071 km (0.109 R)
• M11: 8,679,968 km (0.119 R)
• M12: 10,132,413 km (0.065 R)
• M13: 15,960,298 km (0.094 R)
• M14: 16,884,064 km (0.094 R)
• M15: 18,053,022 km (0.086 R)
• M16: 18,549,687 km (0.108 R)
• M17: 21,802,094 km (0.085 R)
• M18: 25,063,328 km (0.109 R)
• M19: 28,065,009 km (0.103 R)
• M20: 28,827,061 km (0.092 R)
• M21: 31,399,396 km (0.06 R)
• M22: 32,950,726 km (0.075 R)
• M23: 35,317,514 km (0.119 R)
• M24: 39,076,460 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 261.8

Radius: 8

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 10.39 AU - 15.53 AU

Year: 17303 Days

Day: 23.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 50,134,236 km

• M1: 141,071 km (0.106 R)
• M2: 757,115 km (0.091 R)
• M3: 2,675,259 km (0.091 R)
• M4: 3,253,903 km (0.112 R)
• M5: 3,573,295 km (0.045 R)
• M6: 4,781,597 km (0.114 R)
• M7: 5,033,520 km (0.117 R)
• M8: 5,394,350 km (0.092 R)
• M9: 8,199,010 km (0.056 R)
• M10: 8,515,111 km (0.098 R)
• M11: 9,123,825 km (0.094 R)
• M12: 14,747,358 km (0.097 R)
• M13: 16,536,399 km (0.117 R)
• M14: 19,245,616 km (0.099 R)
• M15: 26,493,484 km (0.063 R)
• M16: 32,933,971 km (0.078 R)
• M17: 35,730,404 km (0.065 R)
• M18: 36,332,236 km (0.113 R)
• M19: 41,657,621 km (0.113 R)
• M20: 42,190,339 km (0.036 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 275 - 14,096 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit