🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.53 AU - 0.77 AU

Year: 344 Days

Day: 28.9 Hours

Environment

Temp: -137 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.09 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 53.6

Radius: 8.6

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.16 AU - 1.88 AU

Year: 1229 Days

Day: 10 Hours

Environment

Temp: -185 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 61,703,245 km

• M1: 107,411 km (0.08 R)
• M2: 422,165 km (0.095 R)
• M3: 723,455 km (0.064 R)
• M4: 1,324,240 km (0.057 R)
• M5: 1,758,373 km (0.078 R)
• M6: 2,695,305 km (0.089 R)
• M7: 3,700,154 km (0.034 R)
• M8: 4,175,875 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947.9

Radius: 9.5

Gravity: 10.5 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.45 AU - 2.31 AU

Year: 1691 Days

Day: 14.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 61,703,245 km

• M1: 118,182 km (0.077 R)
• M2: 587,321 km (0.082 R)
• M3: 1,000,959 km (0.062 R)
• M4: 1,407,417 km (0.064 R)
• M5: 1,717,234 km (0.054 R)
• M6: 2,096,913 km (0.052 R)
• M7: 2,772,049 km (0.119 R)
• M8: 3,298,483 km (0.097 R)
• M9: 3,708,980 km (0.114 R)
• M10: 4,843,979 km (0.109 R)
• M11: 5,468,401 km (0.116 R)
• M12: 6,426,276 km (0.037 R)
• M13: 8,174,028 km (0.063 R)
• M14: 8,672,189 km (0.101 R)
• M15: 9,901,883 km (0.113 R)
• M16: 10,468,261 km (0.115 R)
• M17: 11,860,718 km (0.11 R)
• M18: 12,993,772 km (0.098 R)
• M19: 13,802,648 km (0.104 R)
• M20: 14,644,884 km (0.051 R)
• M21: 16,236,754 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 872.2

Radius: 14.1

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 3.11 AU - 3.13 AU

Year: 3615 Days

Day: 14 Hours

Environment

Temp: -195 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 61,703,245 km

• M1: 175,927 km (0.047 R)
• M2: 731,982 km (0.118 R)
• M3: 1,534,425 km (0.087 R)
• M4: 2,214,348 km (0.1 R)
• M5: 2,724,626 km (0.101 R)
• M6: 4,163,458 km (0.107 R)
• M7: 5,889,219 km (0.116 R)
• M8: 6,417,150 km (0.113 R)
• M9: 7,203,137 km (0.103 R)
• M10: 8,194,373 km (0.102 R)
• M11: 11,357,470 km (0.117 R)
• M12: 12,699,812 km (0.066 R)
• M13: 13,534,419 km (0.099 R)
• M14: 17,302,939 km (0.059 R)
• M15: 22,559,359 km (0.109 R)
• M16: 24,226,627 km (0.098 R)
• M17: 25,204,548 km (0.112 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 214.5

Radius: 3.5

Gravity: 17.51 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 5.84 AU - 7.88 AU

Year: 11787 Days

Day: 18.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 61,703,245 km

• M1: 44,879 km (0.078 R)
• M2: 241,301 km (0.093 R)
• M3: 419,323 km (0.091 R)
• M4: 563,984 km (0.104 R)
• M5: 806,183 km (0.09 R)
• M6: 946,655 km (0.063 R)
• M7: 1,598,902 km (0.108 R)
• M8: 2,435,603 km (0.115 R)
• M9: 2,867,791 km (0.115 R)
• M10: 3,175,963 km (0.09 R)
• M11: 3,305,365 km (0.063 R)
• M12: 3,415,768 km (0.092 R)
• M13: 5,233,083 km (0.101 R)
• M14: 5,383,279 km (0.06 R)
• M15: 5,598,551 km (0.063 R)
• M16: 6,414,158 km (0.104 R)
• M17: 6,586,345 km (0.03 R)
• M18: 7,012,251 km (0.091 R)
• M19: 7,684,992 km (0.098 R)
• M20: 10,051,930 km (0.098 R)
• M21: 14,862,997 km (0.12 R)
• M22: 15,470,365 km (0.093 R)
• M23: 16,604,765 km (0.072 R)
• M24: 16,929,542 km (0.079 R)
• M25: 20,045,067 km (0.039 R)
• M26: 20,936,072 km (0.1 R)
• M27: 21,930,749 km (0.113 R)
• M28: 24,179,504 km (0.095 R)
• M29: 26,050,524 km (0.108 R)
• M30: 31,145,828 km (0.084 R)
• M31: 34,395,842 km (0.101 R)
• M32: 34,923,324 km (0.098 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 387.4

Radius: 7.8

Gravity: 6.37 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 8.02 AU - 11.12 AU

Year: 19421 Days

Day: 18.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 61,703,245 km

• M1: 97,687 km (0.105 R)
• M2: 344,673 km (0.092 R)
• M3: 937,979 km (0.062 R)
• M4: 1,378,245 km (0.103 R)
• M5: 2,351,379 km (0.025 R)
• M6: 2,806,905 km (0.078 R)
• M7: 3,142,303 km (0.063 R)
• M8: 3,531,108 km (0.052 R)
• M9: 5,380,736 km (0.117 R)
• M10: 6,172,109 km (0.11 R)
• M11: 7,751,713 km (0.057 R)
• M12: 11,993,261 km (0.097 R)
• M13: 12,304,574 km (0.075 R)
• M14: 12,814,105 km (0.063 R)
• M15: 16,398,619 km (0.12 R)
• M16: 17,969,995 km (0.099 R)
• M17: 24,859,426 km (0.108 R)
• M18: 25,879,833 km (0.119 R)
• M19: 26,715,936 km (0.106 R)
• M20: 27,569,990 km (0.039 R)
• M21: 32,958,505 km (0.108 R)
• M22: 34,438,926 km (0.054 R)
• M23: 38,873,306 km (0.119 R)
• M24: 39,145,424 km (0.053 R)
• M25: 39,969,409 km (0.109 R)
• M26: 45,609,399 km (0.094 R)
• M27: 48,069,087 km (0.082 R)
• M28: 49,172,371 km (0.097 R)
• M29: 51,429,654 km (0.079 R)
• M30: 61,703,287 km (0.076 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 165 - 18,467 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit