🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.63 AU - 0.97 AU

Year: 261 Days

Day: 14.4 Hours

Environment

Temp: 137 °C

Axial Tilt: 32.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.46 AU - 1.58 AU

Year: 684 Days

Day: 31.3 Hours

Environment

Temp: -39 °C

Axial Tilt: 1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,892,371 km

• M1: 48,769 km (0.11 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.77 AU - 2.47 AU

Year: 1127 Days

Day: 14.2 Hours

Environment

Temp: -71 °C

Axial Tilt: 17.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,892,371 km

• M1: 13,613 km (0.057 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.85 AU - 2.69 AU

Year: 1249 Days

Day: 34.5 Hours

Environment

Temp: -69 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 3.79 AU - 4.13 AU

Year: 2878 Days

Day: 12.2 Hours

Environment

Temp: -117 °C

Axial Tilt: 149.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,892,371 km

• M1: 81,531 km (0.11 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 4.57 AU - 4.79 AU

Year: 3698 Days

Day: 13.3 Hours

Environment

Temp: -143 °C

Axial Tilt: 25.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410

Radius: 14.2

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 6.63 AU - 10.37 AU

Year: 9051 Days

Day: 14 Hours

Environment

Temp: -167 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 88,892,371 km

• M1: 176,675 km (0.036 R)
• M2: 933,640 km (0.066 R)
• M3: 3,838,532 km (0.12 R)
• M4: 5,405,719 km (0.071 R)
• M5: 6,367,933 km (0.115 R)
• M6: 9,273,722 km (0.098 R)
• M7: 13,813,419 km (0.106 R)
• M8: 16,048,411 km (0.073 R)
• M9: 17,419,326 km (0.106 R)
• M10: 19,366,940 km (0.108 R)
• M11: 24,441,899 km (0.084 R)
• M12: 25,294,158 km (0.099 R)
• M13: 28,621,065 km (0.11 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 572.9

Radius: 9.2

Gravity: 6.77 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 10.15 AU - 10.75 AU

Year: 12339 Days

Day: 12 Hours

Environment

Temp: -181 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 88,892,371 km

• M1: 125,064 km (0.067 R)
• M2: 426,952 km (0.068 R)
• M3: 728,841 km (0.083 R)
• M4: 1,365,679 km (0.11 R)
• M5: 1,861,297 km (0.084 R)
• M6: 2,188,018 km (0.037 R)
• M7: 3,713,318 km (0.098 R)
• M8: 4,440,514 km (0.116 R)
• M9: 5,394,050 km (0.079 R)
• M10: 5,991,844 km (0.089 R)
• M11: 6,363,744 km (0.078 R)
• M12: 7,319,525 km (0.113 R)
• M13: 8,186,743 km (0.12 R)
• M14: 9,765,001 km (0.1 R)
• M15: 11,311,394 km (0.117 R)
• M16: 12,528,672 km (0.109 R)
• M17: 13,767,193 km (0.115 R)
• M18: 15,221,733 km (0.05 R)
• M19: 17,591,812 km (0.057 R)
• M20: 21,896,192 km (0.082 R)
• M21: 23,413,264 km (0.115 R)
• M22: 26,160,928 km (0.072 R)
• M23: 26,655,498 km (0.101 R)
• M24: 32,287,708 km (0.115 R)
• M25: 34,841,793 km (0.069 R)
• M26: 36,046,205 km (0.109 R)
• M27: 40,217,443 km (0.108 R)
• M28: 41,542,282 km (0.093 R)
• M29: 44,418,899 km (0.074 R)
• M30: 46,987,943 km (0.111 R)
• M31: 51,024,991 km (0.068 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 904

Radius: 12.6

Gravity: 5.69 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 10.37 AU - 11.89 AU

Year: 13562 Days

Day: 6 Hours

Environment

Temp: -178 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 88,892,371 km

• M1: 249,380 km (0.11 R)
• M2: 663,167 km (0.118 R)
• M3: 1,740,272 km (0.087 R)
• M4: 2,487,214 km (0.052 R)
• M5: 3,007,516 km (0.115 R)
• M6: 3,682,950 km (0.092 R)
• M7: 4,521,296 km (0.068 R)
• M8: 5,230,390 km (0.115 R)
• M9: 6,290,142 km (0.094 R)
• M10: 7,950,977 km (0.082 R)
• M11: 8,781,844 km (0.12 R)
• M12: 9,402,675 km (0.063 R)
• M13: 9,887,222 km (0.058 R)
• M14: 15,177,751 km (0.079 R)
• M15: 16,301,979 km (0.112 R)
• M16: 17,723,458 km (0.105 R)
• M17: 18,381,090 km (0.094 R)
• M18: 18,884,936 km (0.092 R)
• M19: 19,658,058 km (0.071 R)
• M20: 20,185,091 km (0.097 R)
• M21: 21,451,587 km (0.03 R)
• M22: 23,646,337 km (0.056 R)
• M23: 24,042,771 km (0.119 R)
• M24: 35,201,426 km (0.12 R)
• M25: 36,372,478 km (0.038 R)
• M26: 36,768,464 km (0.074 R)
• M27: 37,703,750 km (0.037 R)
• M28: 43,949,760 km (0.08 R)
• M29: 46,382,072 km (0.087 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 462.7

Radius: 6.5

Gravity: 10.95 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 16.8 AU - 21.6 AU

Year: 30729 Days

Day: 23.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 88,892,371 km

• M1: 82,129 km (0.112 R)
• M2: 324,478 km (0.068 R)
• M3: 1,189,901 km (0.077 R)
• M4: 1,536,221 km (0.108 R)
• M5: 2,804,212 km (0.073 R)
• M6: 3,389,888 km (0.097 R)
• M7: 3,633,433 km (0.048 R)
• M8: 4,155,679 km (0.105 R)
• M9: 6,520,672 km (0.038 R)
• M10: 7,749,768 km (0.074 R)
• M11: 10,150,216 km (0.054 R)
• M12: 12,932,138 km (0.072 R)
• M13: 13,910,657 km (0.112 R)
• M14: 16,441,704 km (0.032 R)
• M15: 18,413,703 km (0.05 R)
• M16: 19,943,341 km (0.106 R)
• M17: 24,246,224 km (0.033 R)
• M18: 24,470,771 km (0.109 R)
• M19: 26,434,841 km (0.108 R)
• M20: 27,760,278 km (0.092 R)
• M21: 32,407,686 km (0.072 R)
• M22: 33,924,908 km (0.115 R)
• M23: 34,346,774 km (0.095 R)
• M24: 37,848,710 km (0.076 R)
• M25: 39,841,503 km (0.107 R)
• M26: 43,868,379 km (0.026 R)
• M27: 44,536,932 km (0.11 R)
• M28: 47,104,330 km (0.086 R)
• M29: 49,588,104 km (0.094 R)
• M30: 57,760,486 km (0.11 R)
• M31: 62,269,066 km (0.07 R)
• M32: 65,256,985 km (0.044 R)
• M33: 75,506,533 km (0.097 R)
• M34: 78,165,486 km (0.108 R)
• M35: 81,891,071 km (0.113 R)
• M36: 83,158,764 km (0.073 R)
• M37: 88,095,493 km (0.084 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: 444 - 15,892 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit