🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.56 AU - 0.56 AU

Year: 271 Days

Day: 45.9 Hours

Environment

Temp: -126 °C

Axial Tilt: 20.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,979,658 km

• M1: 73,303 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.46 AU - 0.66 AU

Year: 271 Days

Day: 39.3 Hours

Environment

Temp: -131 °C

Axial Tilt: 35.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,979,658 km

• M1: 19,597 km (0.048 R)

Asteroid Belt

Center: 0.91 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 729.2

Radius: 12.8

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.1 AU - 1.42 AU

Year: 913 Days

Day: 13.8 Hours

Environment

Temp: -171 °C

Axial Tilt: 64.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 54,979,658 km

• M1: 159,172 km (0.102 R)
• M2: 952,041 km (0.113 R)
• M3: 1,409,511 km (0.085 R)
• M4: 2,144,485 km (0.105 R)
• M5: 2,612,727 km (0.075 R)
• M6: 3,284,421 km (0.088 R)
• M7: 3,713,917 km (0.112 R)
• M8: 6,241,672 km (0.079 R)
• M9: 6,859,810 km (0.108 R)
• M10: 7,615,878 km (0.042 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 215.3

Radius: 13.4

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.56 AU - 2.08 AU

Year: 1585 Days

Day: 10.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 54,979,658 km

• M1: 166,652 km (0.03 R)
• M2: 938,727 km (0.12 R)
• M3: 1,531,733 km (0.06 R)
• M4: 2,359,009 km (0.106 R)
• M5: 2,975,053 km (0.111 R)
• M6: 3,860,672 km (0.096 R)
• M7: 4,738,662 km (0.118 R)
• M8: 6,321,856 km (0.094 R)
• M9: 7,932,427 km (0.117 R)
• M10: 8,491,026 km (0.085 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 251.5

Radius: 10.2

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.59 AU - 2.57 AU

Year: 1937 Days

Day: 11.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 54,979,658 km

• M1: 126,859 km (0.08 R)
• M2: 513,270 km (0.089 R)
• M3: 1,538,764 km (0.109 R)
• M4: 2,048,444 km (0.095 R)
• M5: 2,401,794 km (0.114 R)
• M6: 4,332,953 km (0.108 R)
• M7: 5,134,797 km (0.082 R)
• M8: 6,278,323 km (0.106 R)
• M9: 7,923,451 km (0.089 R)
• M10: 9,504,850 km (0.075 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 280.8

Radius: 8.2

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 4.43 AU - 5.93 AU

Year: 7612 Days

Day: 11.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 54,979,658 km

• M1: 102,026 km (0.112 R)
• M2: 592,557 km (0.115 R)
• M3: 1,204,263 km (0.118 R)
• M4: 1,493,735 km (0.087 R)
• M5: 2,673,912 km (0.115 R)
• M6: 2,944,086 km (0.046 R)
• M7: 3,711,822 km (0.12 R)
• M8: 5,353,210 km (0.092 R)
• M9: 7,152,573 km (0.101 R)
• M10: 7,966,685 km (0.061 R)
• M11: 10,336,315 km (0.056 R)
• M12: 13,294,464 km (0.115 R)
• M13: 15,707,627 km (0.077 R)
• M14: 16,592,947 km (0.096 R)
• M15: 18,269,939 km (0.05 R)
• M16: 24,516,997 km (0.101 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 534.6

Radius: 5.7

Gravity: 16.45 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 6.63 AU - 8.91 AU

Year: 13984 Days

Day: 22.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 54,979,658 km

• M1: 76,594 km (0.091 R)
• M2: 361,279 km (0.114 R)
• M3: 974,032 km (0.068 R)
• M4: 1,843,345 km (0.113 R)
• M5: 2,180,389 km (0.054 R)
• M6: 2,373,819 km (0.055 R)
• M7: 2,621,104 km (0.084 R)
• M8: 4,212,975 km (0.098 R)
• M9: 4,392,193 km (0.059 R)
• M10: 6,715,448 km (0.074 R)
• M11: 7,254,001 km (0.081 R)
• M12: 10,936,502 km (0.106 R)
• M13: 11,448,426 km (0.1 R)
• M14: 17,097,391 km (0.119 R)
• M15: 21,424,360 km (0.092 R)
• M16: 23,980,539 km (0.099 R)
• M17: 30,238,816 km (0.115 R)
• M18: 30,907,518 km (0.098 R)
• M19: 32,855,732 km (0.102 R)
• M20: 33,443,950 km (0.047 R)
• M21: 36,240,683 km (0.065 R)
• M22: 43,693,499 km (0.104 R)
• M23: 45,268,316 km (0.062 R)
• M24: 53,550,951 km (0.11 R)
• M25: 54,857,838 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 70.8

Radius: 3.6

Gravity: 5.46 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 7.44 AU - 8.86 AU

Year: 15023 Days

Day: 20.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 54,979,658 km

• M1: 45,029 km (0.105 R)
• M2: 216,618 km (0.115 R)
• M3: 412,591 km (0.042 R)
• M4: 1,561,353 km (0.091 R)
• M5: 1,846,786 km (0.094 R)
• M6: 2,001,919 km (0.117 R)
• M7: 3,123,155 km (0.116 R)
• M8: 4,381,422 km (0.05 R)
• M9: 4,709,790 km (0.098 R)
• M10: 5,302,347 km (0.074 R)
• M11: 7,134,472 km (0.12 R)
• M12: 7,768,019 km (0.083 R)
• M13: 8,210,530 km (0.064 R)
• M14: 9,807,636 km (0.045 R)
• M15: 10,063,748 km (0.041 R)
• M16: 10,678,745 km (0.065 R)
• M17: 13,494,925 km (0.116 R)
• M18: 15,643,898 km (0.078 R)
• M19: 16,111,242 km (0.047 R)
• M20: 18,265,900 km (0.043 R)
• M21: 22,614,112 km (0.102 R)
• M22: 26,933,601 km (0.099 R)
• M23: 28,286,265 km (0.083 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 398.1

Radius: 7.2

Gravity: 7.68 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 7.67 AU - 9.41 AU

Year: 16114 Days

Day: 17 Hours

Environment

Temp: -227 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 54,979,658 km

• M1: 89,609 km (0.102 R)
• M2: 425,905 km (0.119 R)
• M3: 1,021,305 km (0.047 R)
• M4: 1,400,685 km (0.09 R)
• M5: 1,756,578 km (0.117 R)
• M6: 2,026,453 km (0.115 R)
• M7: 4,098,383 km (0.105 R)
• M8: 4,576,648 km (0.073 R)
• M9: 5,467,204 km (0.061 R)
• M10: 5,715,985 km (0.082 R)
• M11: 6,122,143 km (0.093 R)
• M12: 8,032,358 km (0.044 R)
• M13: 8,684,755 km (0.038 R)
• M14: 10,416,201 km (0.066 R)
• M15: 10,910,472 km (0.103 R)
• M16: 15,094,276 km (0.117 R)
• M17: 15,585,106 km (0.071 R)
• M18: 16,014,153 km (0.059 R)
• M19: 16,672,533 km (0.116 R)
• M20: 17,965,059 km (0.082 R)
• M21: 18,755,983 km (0.06 R)
• M22: 20,577,187 km (0.101 R)
• M23: 22,242,211 km (0.118 R)
• M24: 24,280,183 km (0.102 R)
• M25: 27,565,652 km (0.064 R)
• M26: 28,616,876 km (0.059 R)
• M27: 32,045,659 km (0.035 R)
• M28: 33,680,165 km (0.119 R)
• M29: 36,610,040 km (0.108 R)
• M30: 36,861,663 km (0.056 R)
• M31: 39,178,037 km (0.058 R)
• M32: 41,726,436 km (0.06 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 155 - 15,473 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit