🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.42 AU - 0.66 AU

Year: 152 Days

Day: 46.1 Hours

Environment

Temp: 159 °C

Axial Tilt: 34.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.23 AU - 1.43 AU

Year: 587 Days

Day: 17.8 Hours

Environment

Temp: -42 °C

Axial Tilt: 45.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.72 AU - 1.72 AU

Year: 864 Days

Day: 45.6 Hours

Environment

Temp: -78 °C

Axial Tilt: 1.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.94 AU - 2 AU

Year: 1059 Days

Day: 23.1 Hours

Environment

Temp: -75 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.24 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 455.9

Radius: 9

Gravity: 5.63 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 3.86 AU - 5.16 AU

Year: 3667 Days

Day: 14.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 63,524,146 km

• M1: 112,348 km (0.109 R)
• M2: 403,166 km (0.11 R)
• M3: 1,107,024 km (0.117 R)
• M4: 1,669,662 km (0.109 R)
• M5: 3,076,480 km (0.056 R)
• M6: 4,719,065 km (0.082 R)
• M7: 6,384,388 km (0.071 R)
• M8: 6,877,912 km (0.113 R)
• M9: 9,364,528 km (0.086 R)
• M10: 10,156,050 km (0.076 R)
• M11: 11,197,101 km (0.101 R)
• M12: 12,088,705 km (0.106 R)
• M13: 15,609,191 km (0.116 R)
• M14: 16,558,839 km (0.12 R)
• M15: 17,884,276 km (0.031 R)
• M16: 18,226,406 km (0.093 R)
• M17: 18,572,875 km (0.107 R)
• M18: 20,064,216 km (0.054 R)
• M19: 21,059,640 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 958.3

Radius: 13.2

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 4.04 AU - 5.42 AU

Year: 3939 Days

Day: 14 Hours

Environment

Temp: -140 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 63,524,146 km

• M1: 164,109 km (0.1 R)
• M2: 580,290 km (0.031 R)
• M3: 1,000,959 km (0.105 R)
• M4: 1,434,793 km (0.072 R)
• M5: 1,850,077 km (0.103 R)
• M6: 2,897,860 km (0.119 R)
• M7: 3,351,591 km (0.083 R)
• M8: 4,214,621 km (0.088 R)
• M9: 4,981,609 km (0.067 R)
• M10: 6,633,319 km (0.084 R)
• M11: 7,885,453 km (0.073 R)
• M12: 8,817,149 km (0.117 R)
• M13: 13,651,703 km (0.052 R)
• M14: 14,178,587 km (0.097 R)
• M15: 15,105,346 km (0.088 R)
• M16: 16,778,897 km (0.088 R)
• M17: 18,573,024 km (0.099 R)
• M18: 20,355,483 km (0.086 R)
• M19: 22,105,329 km (0.066 R)
• M20: 23,425,830 km (0.113 R)
• M21: 25,267,529 km (0.108 R)
• M22: 27,203,924 km (0.104 R)
• M23: 27,703,132 km (0.097 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 121.8

Radius: 8.3

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 7.31 AU - 7.99 AU

Year: 8101 Days

Day: 14.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 63,524,146 km

• M1: 114,293 km (0.083 R)
• M2: 413,638 km (0.114 R)
• M3: 896,390 km (0.03 R)
• M4: 1,200,373 km (0.057 R)
• M5: 1,629,570 km (0.066 R)
• M6: 2,228,260 km (0.088 R)
• M7: 2,571,139 km (0.097 R)
• M8: 2,880,657 km (0.098 R)
• M9: 3,458,553 km (0.038 R)
• M10: 3,899,119 km (0.118 R)
• M11: 4,724,301 km (0.084 R)
• M12: 5,040,401 km (0.084 R)
• M13: 5,554,270 km (0.108 R)
• M14: 8,556,250 km (0.085 R)
• M15: 9,101,086 km (0.095 R)
• M16: 10,300,113 km (0.118 R)
• M17: 13,534,269 km (0.042 R)
• M18: 14,074,168 km (0.032 R)
• M19: 14,781,766 km (0.119 R)
• M20: 15,196,750 km (0.112 R)
• M21: 17,561,444 km (0.099 R)
• M22: 17,968,350 km (0.071 R)
• M23: 20,865,163 km (0.099 R)
• M24: 23,006,657 km (0.095 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234.6

Radius: 11.5

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 7.11 AU - 10.03 AU

Year: 9606 Days

Day: 7.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 63,524,146 km

• M1: 143,165 km (0.1 R)
• M2: 564,882 km (0.113 R)
• M3: 1,130,212 km (0.089 R)
• M4: 1,597,256 km (0.087 R)
• M5: 2,383,393 km (0.1 R)
• M6: 3,124,950 km (0.112 R)
• M7: 3,626,701 km (0.063 R)
• M8: 4,634,991 km (0.114 R)
• M9: 5,463,165 km (0.111 R)
• M10: 8,466,192 km (0.102 R)
• M11: 9,069,969 km (0.097 R)
• M12: 9,531,030 km (0.047 R)
• M13: 10,318,962 km (0.078 R)
• M14: 11,292,694 km (0.12 R)
• M15: 12,892,644 km (0.113 R)
• M16: 14,021,808 km (0.099 R)
• M17: 15,628,340 km (0.115 R)
• M18: 20,105,954 km (0.056 R)
• M19: 21,108,708 km (0.111 R)
• M20: 23,058,866 km (0.098 R)
• M21: 23,998,341 km (0.1 R)
• M22: 24,881,866 km (0.086 R)
• M23: 28,633,631 km (0.073 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 263.2

Radius: 9.7

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 9.04 AU - 12.68 AU

Year: 13703 Days

Day: 12.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 63,524,146 km

• M1: 121,473 km (0.114 R)
• M2: 642,224 km (0.113 R)
• M3: 964,457 km (0.118 R)
• M4: 1,385,426 km (0.036 R)
• M5: 2,436,052 km (0.118 R)
• M6: 2,782,820 km (0.043 R)
• M7: 4,773,369 km (0.108 R)
• M8: 6,253,490 km (0.09 R)
• M9: 6,871,180 km (0.116 R)
• M10: 10,190,158 km (0.062 R)
• M11: 10,994,097 km (0.081 R)
• M12: 11,358,817 km (0.063 R)
• M13: 14,203,869 km (0.111 R)
• M14: 17,847,176 km (0.112 R)
• M15: 19,013,889 km (0.084 R)
• M16: 21,661,173 km (0.083 R)
• M17: 36,414,067 km (0.082 R)

Planet 10 - Ice Giant

Semi-Major Axis: 12.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 612.4

Radius: 7.2

Gravity: 11.81 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 11.75 AU - 12.47 AU

Year: 16136 Days

Day: 24.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 63,524,146 km

• M1: 111,301 km (0.111 R)
• M2: 344,524 km (0.099 R)
• M3: 677,080 km (0.057 R)
• M4: 977,472 km (0.041 R)
• M5: 2,474,349 km (0.085 R)
• M6: 4,525,784 km (0.09 R)
• M7: 5,028,284 km (0.107 R)
• M8: 5,493,084 km (0.099 R)
• M9: 7,104,852 km (0.119 R)
• M10: 8,018,895 km (0.108 R)
• M11: 8,906,459 km (0.105 R)
• M12: 9,857,901 km (0.115 R)
• M13: 10,759,079 km (0.062 R)
• M14: 13,586,927 km (0.098 R)
• M15: 19,947,530 km (0.072 R)
• M16: 22,602,144 km (0.034 R)
• M17: 25,586,921 km (0.085 R)
• M18: 28,712,319 km (0.086 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: 526 - 14,505 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit