🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.74 AU - 1.06 AU

Year: 312 Days

Day: 40.8 Hours

Environment

Temp: 135 °C

Axial Tilt: 15.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.83 AU - 1.09 AU

Year: 344 Days

Day: 16.5 Hours

Environment

Temp: 41 °C

Axial Tilt: 31.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 2.6 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 3.24 AU - 5.22 AU

Year: 3178 Days

Day: 32.4 Hours

Environment

Temp: -122 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 4.06 AU - 5.22 AU

Year: 3651 Days

Day: 30.1 Hours

Environment

Temp: -138 °C

Axial Tilt: 15.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 103,450,032 km

• M1: 1,234,930 km (0.106 R)
• M2: 2,732,405 km (0.065 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 322.9

Radius: 9.6

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 4.82 AU - 4.96 AU

Year: 3950 Days

Day: 13.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 103,450,032 km

• M1: 121,324 km (0.082 R)
• M2: 438,771 km (0.08 R)
• M3: 1,189,004 km (0.061 R)
• M4: 2,178,743 km (0.1 R)
• M5: 2,555,281 km (0.108 R)
• M6: 5,158,583 km (0.057 R)
• M7: 5,500,863 km (0.117 R)
• M8: 10,301,609 km (0.12 R)
• M9: 12,378,625 km (0.102 R)
• M10: 13,174,037 km (0.081 R)
• M11: 13,769,437 km (0.094 R)
• M12: 15,361,457 km (0.069 R)
• M13: 15,918,410 km (0.108 R)
• M14: 18,507,800 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 498.3

Radius: 14.8

Gravity: 2.27 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 9.82 AU - 11.46 AU

Year: 12677 Days

Day: 13.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 103,450,032 km

• M1: 184,155 km (0.115 R)
• M2: 757,115 km (0.105 R)
• M3: 1,817,165 km (0.066 R)
• M4: 3,099,967 km (0.105 R)
• M5: 3,575,838 km (0.085 R)
• M6: 4,296,750 km (0.115 R)
• M7: 4,985,798 km (0.109 R)
• M8: 6,175,699 km (0.107 R)
• M9: 6,818,521 km (0.06 R)
• M10: 8,738,311 km (0.078 R)
• M11: 10,675,005 km (0.06 R)
• M12: 11,716,056 km (0.101 R)
• M13: 12,763,840 km (0.078 R)
• M14: 14,000,266 km (0.086 R)
• M15: 17,000,302 km (0.116 R)
• M16: 19,355,870 km (0.083 R)
• M17: 22,181,624 km (0.06 R)
• M18: 23,151,916 km (0.072 R)
• M19: 29,263,438 km (0.112 R)
• M20: 31,408,671 km (0.027 R)
• M21: 32,183,738 km (0.084 R)
• M22: 38,095,846 km (0.06 R)
• M23: 38,724,157 km (0.066 R)
• M24: 40,130,826 km (0.112 R)
• M25: 40,912,474 km (0.116 R)
• M26: 44,833,883 km (0.1 R)
• M27: 47,971,100 km (0.107 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 900

Radius: 7.8

Gravity: 14.79 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 17.17 AU - 18.63 AU

Year: 27661 Days

Day: 17.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 103,450,032 km

• M1: 97,239 km (0.084 R)
• M2: 392,994 km (0.113 R)
• M3: 974,481 km (0.1 R)
• M4: 1,387,520 km (0.115 R)
• M5: 1,810,733 km (0.12 R)
• M6: 2,269,998 km (0.089 R)
• M7: 2,777,434 km (0.062 R)
• M8: 3,982,595 km (0.086 R)
• M9: 4,378,131 km (0.045 R)
• M10: 4,681,965 km (0.11 R)
• M11: 5,460,472 km (0.102 R)
• M12: 5,858,253 km (0.105 R)
• M13: 7,754,256 km (0.048 R)
• M14: 8,371,796 km (0.088 R)
• M15: 9,515,023 km (0.094 R)
• M16: 20,576,888 km (0.058 R)
• M17: 24,968,034 km (0.07 R)
• M18: 26,560,354 km (0.064 R)
• M19: 29,945,903 km (0.108 R)
• M20: 33,608,508 km (0.051 R)
• M21: 39,319,856 km (0.119 R)
• M22: 42,148,153 km (0.111 R)
• M23: 59,192,885 km (0.027 R)
• M24: 64,468,903 km (0.083 R)
• M25: 71,494,019 km (0.055 R)
• M26: 79,531,614 km (0.118 R)
• M27: 94,716,545 km (0.069 R)
• M28: 100,989,334 km (0.081 R)
• M29: 102,831,183 km (0.097 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 269 - 13,508 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit