🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.87 AU - 1.03 AU

Year: 351 Days

Day: 30.4 Hours

Environment

Temp: 15 °C

Axial Tilt: 161.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 104,494,670 km

• M1: 50,863 km (0.086 R)
• M2: 232,026 km (0.12 R)

Asteroid Belt

Center: 1.4 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.69 AU - 2.01 AU

Year: 953 Days

Day: 37.8 Hours

Environment

Temp: -72 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 2.18 AU - 2.3 AU

Year: 1270 Days

Day: 47.1 Hours

Environment

Temp: -82 °C

Axial Tilt: 16.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 104,494,670 km

• M1: 35,604 km (0.058 R)
• M2: 83,625 km (0.114 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 3.5 AU - 4.62 AU

Year: 3098 Days

Day: 30.8 Hours

Environment

Temp: -131 °C

Axial Tilt: 28.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.39 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 829.5

Radius: 11

Gravity: 6.86 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 6.52 AU - 6.9 AU

Year: 6583 Days

Day: 11.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 104,494,670 km

• M1: 137,032 km (0.095 R)
• M2: 541,395 km (0.119 R)
• M3: 920,625 km (0.034 R)
• M4: 1,705,117 km (0.111 R)
• M5: 2,250,850 km (0.041 R)
• M6: 2,620,955 km (0.028 R)
• M7: 3,094,282 km (0.095 R)
• M8: 4,669,398 km (0.107 R)
• M9: 5,937,689 km (0.097 R)
• M10: 8,375,536 km (0.093 R)
• M11: 12,411,687 km (0.068 R)
• M12: 15,124,195 km (0.105 R)
• M13: 19,059,816 km (0.087 R)
• M14: 23,381,698 km (0.117 R)
• M15: 26,212,838 km (0.077 R)
• M16: 31,527,302 km (0.098 R)
• M17: 34,329,121 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 243.8

Radius: 12.4

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 7.16 AU - 9.08 AU

Year: 8764 Days

Day: 14.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 104,494,670 km

• M1: 154,535 km (0.064 R)
• M2: 763,398 km (0.114 R)
• M3: 1,948,363 km (0.09 R)
• M4: 3,534,848 km (0.092 R)
• M5: 5,737,078 km (0.073 R)
• M6: 6,873,723 km (0.084 R)
• M7: 8,117,330 km (0.098 R)
• M8: 9,973,092 km (0.038 R)
• M9: 10,954,304 km (0.073 R)
• M10: 14,730,603 km (0.093 R)
• M11: 19,637,114 km (0.12 R)
• M12: 20,257,347 km (0.084 R)
• M13: 20,890,744 km (0.082 R)
• M14: 22,870,223 km (0.112 R)
• M15: 24,414,971 km (0.1 R)
• M16: 25,051,959 km (0.096 R)
• M17: 26,861,046 km (0.118 R)
• M18: 30,188,402 km (0.066 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 987.7

Radius: 3.1

Gravity: 102.78 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 15.83 AU - 18.39 AU

Year: 26805 Days

Day: 20.3 Hours

Environment

Temp: -194 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 104,494,670 km

• M1: 62,233 km (0.103 R)
• M2: 228,286 km (0.05 R)
• M3: 542,741 km (0.035 R)
• M4: 899,532 km (0.092 R)
• M5: 1,047,933 km (0.105 R)
• M6: 1,411,606 km (0.073 R)
• M7: 1,555,967 km (0.114 R)
• M8: 2,381,000 km (0.027 R)
• M9: 2,720,138 km (0.108 R)
• M10: 3,365,952 km (0.043 R)
• M11: 3,861,121 km (0.115 R)
• M12: 4,000,845 km (0.068 R)
• M13: 4,517,108 km (0.118 R)
• M14: 6,476,241 km (0.085 R)
• M15: 6,623,895 km (0.079 R)
• M16: 6,773,941 km (0.117 R)
• M17: 7,029,155 km (0.062 R)
• M18: 7,185,186 km (0.064 R)
• M19: 13,252,875 km (0.088 R)
• M20: 13,732,337 km (0.119 R)
• M21: 15,327,050 km (0.067 R)
• M22: 15,589,594 km (0.065 R)
• M23: 16,947,793 km (0.052 R)
• M24: 21,058,294 km (0.108 R)
• M25: 25,296,551 km (0.071 R)
• M26: 25,909,454 km (0.077 R)
• M27: 26,658,191 km (0.112 R)
• M28: 32,593,935 km (0.064 R)
• M29: 36,952,619 km (0.099 R)
• M30: 40,673,716 km (0.046 R)
• M31: 44,105,940 km (0.043 R)
• M32: 44,814,885 km (0.072 R)
• M33: 51,539,458 km (0.065 R)
• M34: 51,931,704 km (0.068 R)
• M35: 52,920,696 km (0.109 R)
• M36: 54,936,228 km (0.055 R)
• M37: 57,632,280 km (0.105 R)
• M38: 62,393,382 km (0.039 R)
• M39: 63,062,234 km (0.114 R)
• M40: 67,409,848 km (0.085 R)
• M41: 82,979,097 km (0.12 R)
• M42: 85,420,983 km (0.119 R)
• M43: 88,470,086 km (0.117 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: 321 - 11,667 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit