🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.83 AU - 1.19 AU

Year: 376 Days

Day: 37.6 Hours

Environment

Temp: 30 °C

Axial Tilt: 2.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.87 AU - 2.99 AU

Year: 1405 Days

Day: 23.9 Hours

Environment

Temp: -81 °C

Axial Tilt: 1.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 2.22 AU - 3.14 AU

Year: 1627 Days

Day: 27.2 Hours

Environment

Temp: -99 °C

Axial Tilt: 26.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 97,501,067 km

• M1: 296,054 km (0.09 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 4.24 AU - 4.24 AU

Year: 3238 Days

Day: 38 Hours

Environment

Temp: -135 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 97,501,067 km

• M1: 32,912 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 824.3

Radius: 11.5

Gravity: 6.23 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 5.06 AU - 6.74 AU

Year: 5315 Days

Day: 11.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 97,501,067 km

• M1: 143,614 km (0.067 R)
• M2: 507,436 km (0.071 R)
• M3: 998,117 km (0.066 R)
• M4: 2,339,412 km (0.081 R)
• M5: 4,382,021 km (0.063 R)
• M6: 4,826,476 km (0.082 R)
• M7: 5,594,512 km (0.05 R)
• M8: 6,675,655 km (0.107 R)
• M9: 9,248,290 km (0.106 R)
• M10: 14,307,840 km (0.073 R)
• M11: 15,828,502 km (0.079 R)
• M12: 16,194,269 km (0.066 R)
• M13: 18,710,804 km (0.074 R)
• M14: 20,454,666 km (0.109 R)
• M15: 22,997,232 km (0.112 R)
• M16: 27,108,481 km (0.076 R)
• M17: 30,075,455 km (0.064 R)
• M18: 31,205,966 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 877.9

Radius: 8

Gravity: 13.72 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 5.1 AU - 7.9 AU

Year: 6146 Days

Day: 12.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 97,501,067 km

• M1: 99,782 km (0.054 R)
• M2: 510,129 km (0.112 R)
• M3: 774,618 km (0.118 R)
• M4: 1,217,727 km (0.115 R)
• M5: 1,498,073 km (0.091 R)
• M6: 1,821,803 km (0.072 R)
• M7: 2,377,858 km (0.079 R)
• M8: 2,630,230 km (0.11 R)
• M9: 3,042,372 km (0.048 R)
• M10: 3,429,531 km (0.108 R)
• M11: 4,597,143 km (0.1 R)
• M12: 4,848,018 km (0.115 R)
• M13: 5,562,198 km (0.055 R)
• M14: 6,310,637 km (0.117 R)
• M15: 6,656,208 km (0.088 R)
• M16: 9,530,132 km (0.096 R)
• M17: 10,312,978 km (0.094 R)
• M18: 11,138,160 km (0.093 R)
• M19: 12,592,102 km (0.077 R)
• M20: 14,168,265 km (0.082 R)
• M21: 16,189,781 km (0.056 R)
• M22: 16,970,382 km (0.108 R)
• M23: 19,753,800 km (0.116 R)
• M24: 27,829,991 km (0.103 R)
• M25: 28,948,983 km (0.101 R)
• M26: 30,487,298 km (0.043 R)
• M27: 31,376,209 km (0.07 R)
• M28: 31,877,361 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550

Radius: 14.8

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 6.36 AU - 8.3 AU

Year: 7360 Days

Day: 8.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 97,501,067 km

• M1: 192,233 km (0.11 R)
• M2: 848,818 km (0.112 R)
• M3: 1,335,011 km (0.1 R)
• M4: 2,059,065 km (0.113 R)
• M5: 2,880,208 km (0.076 R)
• M6: 3,723,940 km (0.04 R)
• M7: 4,280,743 km (0.039 R)
• M8: 5,779,265 km (0.081 R)
• M9: 6,631,973 km (0.081 R)
• M10: 7,161,100 km (0.102 R)
• M11: 7,949,631 km (0.118 R)
• M12: 8,670,842 km (0.105 R)
• M13: 9,567,233 km (0.084 R)
• M14: 13,839,449 km (0.112 R)
• M15: 15,920,205 km (0.081 R)
• M16: 20,325,563 km (0.115 R)
• M17: 21,752,877 km (0.11 R)
• M18: 23,488,212 km (0.046 R)
• M19: 25,399,175 km (0.088 R)
• M20: 27,322,406 km (0.11 R)
• M21: 30,098,942 km (0.083 R)
• M22: 30,773,030 km (0.054 R)
• M23: 32,653,326 km (0.12 R)
• M24: 34,191,192 km (0.076 R)
• M25: 35,455,743 km (0.103 R)
• M26: 35,991,752 km (0.091 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 610.2

Radius: 6.5

Gravity: 14.44 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 14.28 AU - 17.92 AU

Year: 23958 Days

Day: 15.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 97,501,067 km

• M1: 85,420 km (0.098 R)
• M2: 302,337 km (0.118 R)
• M3: 781,200 km (0.105 R)
• M4: 1,045,839 km (0.103 R)
• M5: 1,294,022 km (0.096 R)
• M6: 1,668,764 km (0.079 R)
• M7: 1,911,262 km (0.082 R)
• M8: 3,018,586 km (0.053 R)
• M9: 3,294,744 km (0.049 R)
• M10: 4,431,239 km (0.088 R)
• M11: 4,936,879 km (0.104 R)
• M12: 5,561,002 km (0.112 R)
• M13: 6,458,439 km (0.046 R)
• M14: 8,110,598 km (0.106 R)
• M15: 9,318,751 km (0.038 R)
• M16: 9,727,003 km (0.073 R)
• M17: 11,680,303 km (0.084 R)
• M18: 19,646,838 km (0.116 R)
• M19: 20,124,803 km (0.065 R)
• M20: 30,361,785 km (0.068 R)
• M21: 35,584,397 km (0.103 R)
• M22: 44,739,338 km (0.111 R)
• M23: 61,838,075 km (0.077 R)
• M24: 69,038,669 km (0.101 R)
• M25: 72,612,413 km (0.083 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 806.8

Radius: 7.9

Gravity: 12.93 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 13.02 AU - 21.62 AU

Year: 26732 Days

Day: 22.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 97,501,067 km

• M1: 153,936 km (0.105 R)
• M2: 497,263 km (0.107 R)
• M3: 889,210 km (0.079 R)
• M4: 1,252,733 km (0.081 R)
• M5: 2,353,025 km (0.058 R)
• M6: 3,171,774 km (0.091 R)
• M7: 3,441,948 km (0.052 R)
• M8: 3,727,381 km (0.068 R)
• M9: 4,063,228 km (0.043 R)
• M10: 4,795,809 km (0.108 R)
• M11: 8,797,701 km (0.069 R)
• M12: 9,954,841 km (0.044 R)
• M13: 10,870,230 km (0.118 R)
• M14: 11,627,943 km (0.105 R)
• M15: 12,867,362 km (0.062 R)
• M16: 15,865,752 km (0.052 R)
• M17: 16,392,187 km (0.074 R)
• M18: 19,004,614 km (0.064 R)
• M19: 20,927,545 km (0.099 R)
• M20: 21,348,364 km (0.076 R)
• M21: 31,680,341 km (0.107 R)
• M22: 33,507,380 km (0.032 R)
• M23: 35,403,533 km (0.084 R)
• M24: 36,909,983 km (0.085 R)
• M25: 38,931,649 km (0.105 R)
• M26: 39,889,075 km (0.109 R)
• M27: 46,143,463 km (0.105 R)
• M28: 46,498,908 km (0.077 R)
• M29: 48,304,255 km (0.103 R)
• M30: 49,595,434 km (0.089 R)
• M31: 63,796,910 km (0.093 R)
• M32: 67,384,865 km (0.101 R)
• M33: 73,498,182 km (0.114 R)
• M34: 73,983,178 km (0.071 R)
• M35: 78,444,935 km (0.119 R)
• M36: 84,668,356 km (0.062 R)
• M37: 85,468,704 km (0.082 R)
• M38: 90,099,506 km (0.107 R)
• M39: 94,036,474 km (0.06 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 498 - 13,897 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit