🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.49 AU - 0.55 AU

Year: 141 Days

Day: 23.3 Hours

Environment

Temp: 222 °C

Axial Tilt: 21.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.88 AU - 1.02 AU

Year: 347 Days

Day: 17.1 Hours

Environment

Temp: 27 °C

Axial Tilt: 34.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.55 AU - 1.71 AU

Year: 780 Days

Day: 40.5 Hours

Environment

Temp: -51 °C

Axial Tilt: 16.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.42 AU - 1.94 AU

Year: 816 Days

Day: 28 Hours

Environment

Temp: -52 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.48 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 807.8

Radius: 14.1

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 4.27 AU - 6.27 AU

Year: 4534 Days

Day: 7.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 43,370,087 km

• M1: 175,329 km (0.099 R)
• M2: 691,591 km (0.085 R)
• M3: 1,195,287 km (0.068 R)
• M4: 1,656,048 km (0.084 R)
• M5: 2,178,444 km (0.085 R)
• M6: 2,671,818 km (0.048 R)
• M7: 3,543,974 km (0.066 R)
• M8: 4,233,620 km (0.06 R)
• M9: 5,823,546 km (0.081 R)
• M10: 7,963,843 km (0.035 R)
• M11: 9,935,543 km (0.115 R)
• M12: 11,218,644 km (0.045 R)
• M13: 11,780,832 km (0.116 R)
• M14: 13,686,410 km (0.105 R)
• M15: 14,220,474 km (0.116 R)
• M16: 17,847,924 km (0.049 R)
• M17: 20,010,959 km (0.094 R)
• M18: 21,979,069 km (0.077 R)
• M19: 23,766,315 km (0.118 R)
• M20: 26,708,605 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 527.8

Radius: 12.5

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 4.26 AU - 7.08 AU

Year: 5059 Days

Day: 9 Hours

Environment

Temp: -144 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 43,370,087 km

• M1: 156,928 km (0.105 R)
• M2: 563,535 km (0.104 R)
• M3: 982,110 km (0.074 R)
• M4: 1,396,795 km (0.092 R)
• M5: 1,814,024 km (0.104 R)
• M6: 2,211,057 km (0.115 R)
• M7: 2,617,065 km (0.12 R)
• M8: 3,582,271 km (0.081 R)
• M9: 4,056,795 km (0.104 R)
• M10: 4,950,194 km (0.115 R)
• M11: 5,402,727 km (0.099 R)
• M12: 6,391,569 km (0.089 R)
• M13: 7,027,360 km (0.094 R)
• M14: 8,168,642 km (0.063 R)
• M15: 9,631,709 km (0.12 R)
• M16: 10,860,656 km (0.072 R)
• M17: 11,860,867 km (0.103 R)
• M18: 12,431,733 km (0.113 R)
• M19: 13,887,320 km (0.11 R)
• M20: 14,468,208 km (0.079 R)
• M21: 23,644,991 km (0.115 R)
• M22: 26,189,950 km (0.104 R)
• M23: 27,405,133 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 31.5

Radius: 11.3

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 5.62 AU - 7.72 AU

Year: 6455 Days

Day: 8.7 Hours

Environment

Temp: -159 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 43,370,087 km

• M1: 140,772 km (0.054 R)
• M2: 1,416,093 km (0.119 R)
• M3: 3,837,784 km (0.092 R)
• M4: 5,198,376 km (0.092 R)
• M5: 5,977,482 km (0.1 R)
• M6: 8,494,466 km (0.039 R)
• M7: 10,213,645 km (0.072 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 812.2

Radius: 12.3

Gravity: 5.37 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 6.88 AU - 9.24 AU

Year: 8575 Days

Day: 10.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 43,370,087 km

• M1: 153,936 km (0.112 R)
• M2: 563,685 km (0.107 R)
• M3: 2,716,997 km (0.11 R)
• M4: 4,508,880 km (0.113 R)
• M5: 6,909,028 km (0.117 R)
• M6: 7,459,698 km (0.12 R)
• M7: 13,393,348 km (0.117 R)
• M8: 14,251,142 km (0.085 R)
• M9: 14,886,185 km (0.078 R)
• M10: 16,834,847 km (0.113 R)
• M11: 20,907,050 km (0.071 R)
• M12: 25,132,592 km (0.067 R)
• M13: 27,009,896 km (0.095 R)
• M14: 29,384,163 km (0.1 R)
• M15: 31,573,079 km (0.08 R)
• M16: 32,981,244 km (0.096 R)
• M17: 34,318,051 km (0.116 R)
• M18: 37,218,454 km (0.067 R)
• M19: 41,037,239 km (0.091 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 717.5

Radius: 11.3

Gravity: 5.62 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 10.1 AU - 10.36 AU

Year: 12261 Days

Day: 9.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 43,370,087 km

• M1: 140,622 km (0.089 R)
• M2: 559,346 km (0.117 R)
• M3: 919,129 km (0.047 R)
• M4: 1,272,330 km (0.081 R)
• M5: 1,687,913 km (0.078 R)
• M6: 2,050,089 km (0.086 R)
• M7: 2,801,220 km (0.095 R)
• M8: 4,232,423 km (0.116 R)
• M9: 5,042,346 km (0.113 R)
• M10: 6,330,832 km (0.068 R)
• M11: 8,282,037 km (0.086 R)
• M12: 9,804,944 km (0.079 R)
• M13: 11,163,143 km (0.092 R)
• M14: 12,035,897 km (0.106 R)
• M15: 14,049,634 km (0.104 R)
• M16: 14,586,241 km (0.076 R)
• M17: 16,205,489 km (0.031 R)
• M18: 20,816,394 km (0.066 R)
• M19: 22,137,643 km (0.073 R)
• M20: 22,772,985 km (0.087 R)
• M21: 24,175,315 km (0.071 R)
• M22: 25,436,724 km (0.1 R)
• M23: 36,770,259 km (0.12 R)
• M24: 37,277,845 km (0.055 R)
• M25: 39,222,916 km (0.076 R)
• M26: 41,234,858 km (0.077 R)
• M27: 45,028,061 km (0.082 R)
• M28: 47,532,031 km (0.104 R)
• M29: 50,908,604 km (0.071 R)
• M30: 52,175,249 km (0.101 R)
• M31: 54,277,847 km (0.062 R)

Planet 10 - Gas Giant

Semi-Major Axis: 11.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 256.5

Radius: 8.7

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 8.5 AU - 13.92 AU

Year: 14065 Days

Day: 6.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 43,370,087 km

• M1: 111,600 km (0.119 R)
• M2: 620,981 km (0.091 R)
• M3: 931,696 km (0.094 R)
• M4: 1,884,634 km (0.032 R)
• M5: 2,500,828 km (0.055 R)
• M6: 2,794,787 km (0.115 R)
• M7: 5,135,844 km (0.103 R)
• M8: 6,404,135 km (0.046 R)
• M9: 9,267,139 km (0.104 R)
• M10: 11,395,917 km (0.082 R)
• M11: 11,879,717 km (0.08 R)
• M12: 12,376,980 km (0.117 R)
• M13: 13,178,076 km (0.113 R)
• M14: 28,596,231 km (0.075 R)
• M15: 29,690,540 km (0.112 R)
• M16: 35,470,553 km (0.103 R)
• M17: 41,958,164 km (0.103 R)
• M18: 42,853,058 km (0.098 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 185 - 19,907 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit