🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.96 AU - 1.5 AU

Year: 496 Days

Day: 38.9 Hours

Environment

Temp: -0 °C

Axial Tilt: 6.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.64 AU - 2.08 AU

Year: 922 Days

Day: 39.4 Hours

Environment

Temp: -51 °C

Axial Tilt: 29.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,792,701 km

• M1: 128,804 km (0.08 R)

Asteroid Belt

Center: 3.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 744.4

Radius: 11

Gravity: 6.15 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 4.94 AU - 4.94 AU

Year: 3990 Days

Day: 8.1 Hours

Environment

Temp: -131 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 52,792,701 km

• M1: 136,732 km (0.103 R)
• M2: 659,876 km (0.117 R)
• M3: 1,048,980 km (0.094 R)
• M4: 1,538,165 km (0.117 R)
• M5: 2,234,843 km (0.106 R)
• M6: 2,774,293 km (0.073 R)
• M7: 3,244,030 km (0.115 R)
• M8: 3,724,389 km (0.09 R)
• M9: 5,188,802 km (0.089 R)
• M10: 6,500,775 km (0.083 R)
• M11: 7,986,881 km (0.098 R)
• M12: 8,904,514 km (0.114 R)
• M13: 9,769,040 km (0.092 R)
• M14: 10,138,397 km (0.036 R)
• M15: 10,948,919 km (0.087 R)
• M16: 12,650,744 km (0.084 R)
• M17: 13,999,369 km (0.051 R)
• M18: 16,227,180 km (0.107 R)
• M19: 16,572,003 km (0.117 R)
• M20: 17,098,289 km (0.118 R)
• M21: 18,061,549 km (0.106 R)
• M22: 21,511,725 km (0.112 R)
• M23: 22,634,008 km (0.089 R)
• M24: 26,710,700 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 910.3

Radius: 14.4

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 7.39 AU - 7.39 AU

Year: 7301 Days

Day: 13.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 52,792,701 km

• M1: 179,218 km (0.111 R)
• M2: 789,578 km (0.033 R)
• M3: 1,282,652 km (0.08 R)
• M4: 2,299,618 km (0.074 R)
• M5: 2,821,416 km (0.097 R)
• M6: 4,187,244 km (0.119 R)
• M7: 5,033,370 km (0.115 R)
• M8: 5,790,335 km (0.108 R)
• M9: 6,842,158 km (0.115 R)
• M10: 9,007,288 km (0.092 R)
• M11: 10,467,961 km (0.105 R)
• M12: 12,081,524 km (0.103 R)
• M13: 13,091,609 km (0.054 R)
• M14: 14,218,230 km (0.108 R)
• M15: 17,632,203 km (0.1 R)
• M16: 19,378,609 km (0.114 R)
• M17: 20,062,421 km (0.118 R)
• M18: 22,293,374 km (0.115 R)
• M19: 23,554,334 km (0.111 R)
• M20: 24,071,793 km (0.087 R)
• M21: 32,138,260 km (0.103 R)
• M22: 32,775,397 km (0.046 R)
• M23: 34,515,370 km (0.1 R)
• M24: 37,707,490 km (0.087 R)
• M25: 39,496,231 km (0.045 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 808.7

Radius: 10.2

Gravity: 7.77 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 7.22 AU - 7.94 AU

Year: 7585 Days

Day: 13.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 52,792,701 km

• M1: 126,859 km (0.108 R)
• M2: 562,039 km (0.107 R)
• M3: 1,516,174 km (0.086 R)
• M4: 2,022,114 km (0.115 R)
• M5: 2,580,414 km (0.068 R)
• M6: 4,515,911 km (0.099 R)
• M7: 4,919,077 km (0.053 R)
• M8: 5,252,531 km (0.11 R)
• M9: 6,205,320 km (0.046 R)
• M10: 6,631,674 km (0.09 R)
• M11: 7,153,770 km (0.11 R)
• M12: 9,154,791 km (0.114 R)
• M13: 12,988,386 km (0.067 R)
• M14: 13,986,354 km (0.057 R)
• M15: 14,783,262 km (0.102 R)
• M16: 15,545,612 km (0.09 R)
• M17: 16,267,272 km (0.108 R)
• M18: 16,874,191 km (0.05 R)
• M19: 18,133,207 km (0.081 R)
• M20: 18,639,446 km (0.107 R)
• M21: 21,553,463 km (0.109 R)
• M22: 22,699,532 km (0.088 R)
• M23: 23,628,236 km (0.077 R)
• M24: 28,558,084 km (0.099 R)
• M25: 30,241,658 km (0.078 R)
• M26: 30,647,368 km (0.091 R)
• M27: 31,573,079 km (0.089 R)
• M28: 32,095,475 km (0.077 R)
• M29: 37,059,282 km (0.106 R)
• M30: 37,407,396 km (0.116 R)
• M31: 40,761,829 km (0.03 R)
• M32: 41,505,929 km (0.08 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 392.8

Radius: 6.1

Gravity: 10.56 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 9.8 AU - 15.62 AU

Year: 16468 Days

Day: 22.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 52,792,701 km

• M1: 75,846 km (0.1 R)
• M2: 462,257 km (0.12 R)
• M3: 974,032 km (0.12 R)
• M4: 2,977,147 km (0.086 R)
• M5: 3,290,256 km (0.085 R)
• M6: 4,640,825 km (0.076 R)
• M7: 5,029,032 km (0.114 R)
• M8: 5,334,361 km (0.063 R)
• M9: 6,640,500 km (0.111 R)
• M10: 6,966,623 km (0.081 R)
• M11: 8,100,874 km (0.12 R)
• M12: 12,054,746 km (0.11 R)
• M13: 15,660,204 km (0.048 R)
• M14: 22,731,546 km (0.085 R)
• M15: 23,943,289 km (0.113 R)
• M16: 27,941,292 km (0.1 R)
• M17: 28,152,225 km (0.084 R)
• M18: 28,683,896 km (0.059 R)
• M19: 37,228,477 km (0.092 R)
• M20: 47,925,174 km (0.112 R)
• M21: 50,534,610 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 125.8

Radius: 3.8

Gravity: 8.71 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 15.17 AU - 20.15 AU

Year: 26972 Days

Day: 15.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 52,792,701 km

• M1: 47,423 km (0.112 R)
• M2: 198,217 km (0.056 R)
• M3: 624,422 km (0.068 R)
• M4: 1,333,665 km (0.106 R)
• M5: 1,680,283 km (0.103 R)
• M6: 1,857,856 km (0.063 R)
• M7: 3,176,112 km (0.086 R)
• M8: 4,885,866 km (0.087 R)
• M9: 5,384,775 km (0.049 R)
• M10: 6,522,467 km (0.073 R)
• M11: 7,989,125 km (0.088 R)
• M12: 10,445,372 km (0.119 R)
• M13: 11,785,470 km (0.055 R)
• M14: 13,552,669 km (0.078 R)
• M15: 15,073,930 km (0.102 R)
• M16: 15,698,950 km (0.062 R)
• M17: 17,907,314 km (0.076 R)
• M18: 28,078,324 km (0.12 R)
• M19: 28,600,719 km (0.06 R)
• M20: 29,988,988 km (0.118 R)
• M21: 40,321,114 km (0.111 R)
• M22: 40,852,187 km (0.076 R)
• M23: 42,885,371 km (0.108 R)
• M24: 43,577,710 km (0.039 R)
• M25: 45,987,732 km (0.069 R)
• M26: 46,567,424 km (0.032 R)
• M27: 47,151,902 km (0.118 R)

Kuiper Belt

Range: 30.2 - 53.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 250 - 12,930 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit