🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.51 AU - 0.55 AU

Year: 149 Days

Day: 41.5 Hours

Environment

Temp: 173 °C

Axial Tilt: 19.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.55 AU - 0.65 AU

Year: 179 Days

Day: 37.7 Hours

Environment

Temp: 146 °C

Axial Tilt: 35.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.91 AU - 2.37 AU

Year: 1205 Days

Day: 33.8 Hours

Environment

Temp: -85 °C

Axial Tilt: 33.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 2.9 AU - 3.68 AU

Year: 2298 Days

Day: 26.4 Hours

Environment

Temp: -117 °C

Axial Tilt: 26.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.03 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 140.5

Radius: 11.1

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 4.14 AU - 5.4 AU

Year: 4011 Days

Day: 7.3 Hours

Environment

Temp: -149 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 75,438,915 km

• M1: 139,276 km (0.112 R)
• M2: 490,681 km (0.114 R)
• M3: 1,180,477 km (0.044 R)
• M4: 1,760,617 km (0.115 R)
• M5: 4,020,892 km (0.037 R)
• M6: 4,992,530 km (0.052 R)
• M7: 7,678,709 km (0.092 R)
• M8: 9,168,554 km (0.07 R)
• M9: 10,033,380 km (0.108 R)
• M10: 11,393,972 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.8

Radius: 11.9

Gravity: 4.64 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 5.19 AU - 5.37 AU

Year: 4671 Days

Day: 8.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 75,438,915 km

• M1: 149,747 km (0.049 R)
• M2: 776,114 km (0.057 R)
• M3: 1,183,918 km (0.068 R)
• M4: 1,581,848 km (0.027 R)
• M5: 2,070,584 km (0.079 R)
• M6: 2,642,497 km (0.046 R)
• M7: 3,317,782 km (0.103 R)
• M8: 4,174,379 km (0.103 R)
• M9: 4,556,003 km (0.073 R)
• M10: 4,961,114 km (0.099 R)
• M11: 6,231,798 km (0.118 R)
• M12: 9,982,666 km (0.111 R)
• M13: 10,538,422 km (0.061 R)
• M14: 11,479,841 km (0.084 R)
• M15: 12,525,231 km (0.107 R)
• M16: 13,172,093 km (0.087 R)
• M17: 14,532,835 km (0.119 R)
• M18: 15,080,363 km (0.037 R)
• M19: 16,333,694 km (0.052 R)
• M20: 19,702,788 km (0.115 R)
• M21: 22,551,729 km (0.094 R)
• M22: 23,960,941 km (0.053 R)
• M23: 25,036,101 km (0.11 R)
• M24: 27,282,762 km (0.09 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 841.3

Radius: 10.3

Gravity: 7.93 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 6.7 AU - 10 AU

Year: 9290 Days

Day: 6.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 75,438,915 km

• M1: 128,205 km (0.074 R)
• M2: 467,793 km (0.118 R)
• M3: 945,907 km (0.071 R)
• M4: 5,933,201 km (0.093 R)
• M5: 6,257,679 km (0.11 R)
• M6: 7,343,759 km (0.111 R)
• M7: 7,889,044 km (0.038 R)
• M8: 10,037,419 km (0.03 R)
• M9: 10,551,736 km (0.025 R)
• M10: 11,857,726 km (0.078 R)
• M11: 12,726,889 km (0.09 R)
• M12: 13,207,547 km (0.057 R)
• M13: 16,420,760 km (0.1 R)
• M14: 23,616,866 km (0.111 R)
• M15: 24,160,355 km (0.08 R)
• M16: 27,498,033 km (0.056 R)
• M17: 29,328,962 km (0.094 R)
• M18: 35,661,739 km (0.027 R)
• M19: 38,331,762 km (0.114 R)
• M20: 46,568,770 km (0.071 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 91.5

Radius: 12.7

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 8.51 AU - 10.25 AU

Year: 11060 Days

Day: 10.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 75,438,915 km

• M1: 157,975 km (0.113 R)
• M2: 995,574 km (0.105 R)
• M3: 3,633,583 km (0.088 R)
• M4: 4,328,166 km (0.117 R)
• M5: 4,732,379 km (0.105 R)
• M6: 6,733,251 km (0.073 R)
• M7: 10,841,956 km (0.066 R)
• M8: 21,931,048 km (0.111 R)
• M9: 24,975,065 km (0.097 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 762.9

Radius: 3.9

Gravity: 50.16 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 10.43 AU - 12.57 AU

Year: 15015 Days

Day: 18.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 75,438,915 km

• M1: 51,013 km (0.101 R)
• M2: 259,552 km (0.064 R)
• M3: 447,447 km (0.069 R)
• M4: 723,007 km (0.048 R)
• M5: 1,041,500 km (0.108 R)
• M6: 1,179,579 km (0.104 R)
• M7: 1,402,330 km (0.087 R)
• M8: 1,932,057 km (0.118 R)
• M9: 2,122,195 km (0.039 R)
• M10: 2,345,695 km (0.084 R)
• M11: 2,698,596 km (0.043 R)
• M12: 3,010,508 km (0.116 R)
• M13: 3,188,230 km (0.066 R)
• M14: 4,634,392 km (0.037 R)
• M15: 5,081,241 km (0.068 R)
• M16: 6,302,708 km (0.11 R)
• M17: 8,837,345 km (0.049 R)
• M18: 9,202,064 km (0.059 R)
• M19: 10,185,969 km (0.096 R)
• M20: 10,586,742 km (0.092 R)
• M21: 15,714,209 km (0.051 R)
• M22: 17,844,184 km (0.078 R)
• M23: 18,258,570 km (0.112 R)
• M24: 21,248,882 km (0.066 R)
• M25: 22,666,022 km (0.097 R)
• M26: 26,428,558 km (0.113 R)
• M27: 31,902,045 km (0.091 R)
• M28: 32,758,493 km (0.112 R)
• M29: 34,389,559 km (0.094 R)
• M30: 34,517,166 km (0.057 R)
• M31: 36,205,677 km (0.106 R)
• M32: 38,909,658 km (0.071 R)
• M33: 47,664,574 km (0.058 R)
• M34: 51,238,467 km (0.099 R)
• M35: 57,106,294 km (0.06 R)
• M36: 57,285,363 km (0.101 R)
• M37: 58,186,241 km (0.104 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 439

Radius: 5.8

Gravity: 13.05 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 16.01 AU - 16.01 AU

Year: 24664 Days

Day: 17.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 75,438,915 km

• M1: 72,106 km (0.093 R)
• M2: 270,174 km (0.059 R)
• M3: 648,357 km (0.092 R)
• M4: 1,235,678 km (0.094 R)
• M5: 2,107,086 km (0.041 R)
• M6: 3,086,952 km (0.084 R)
• M7: 3,331,245 km (0.029 R)
• M8: 4,014,908 km (0.064 R)
• M9: 4,577,246 km (0.099 R)
• M10: 5,228,595 km (0.086 R)
• M11: 6,318,715 km (0.072 R)
• M12: 8,047,767 km (0.115 R)
• M13: 8,993,375 km (0.065 R)
• M14: 13,810,277 km (0.089 R)
• M15: 16,432,877 km (0.057 R)
• M16: 16,679,115 km (0.11 R)
• M17: 20,865,462 km (0.066 R)
• M18: 29,632,795 km (0.098 R)
• M19: 33,549,716 km (0.103 R)
• M20: 34,883,231 km (0.088 R)
• M21: 38,950,050 km (0.067 R)
• M22: 44,583,008 km (0.111 R)
• M23: 53,024,516 km (0.103 R)
• M24: 58,950,986 km (0.11 R)
• M25: 65,303,809 km (0.11 R)
• M26: 66,128,692 km (0.108 R)
• M27: 70,789,862 km (0.099 R)
• M28: 75,438,915 km (0.075 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 301 - 18,385 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit