🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.68 AU - 0.94 AU

Year: 265 Days

Day: 33.6 Hours

Environment

Temp: 135 °C

Axial Tilt: 41.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 2.23 AU - 2.31 AU

Year: 1243 Days

Day: 13.7 Hours

Environment

Temp: -70 °C

Axial Tilt: 135.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.99 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294.3

Radius: 12.6

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 5.59 AU - 5.81 AU

Year: 4946 Days

Day: 7.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 75,610,932 km

• M1: 168,597 km (0.117 R)
• M2: 593,904 km (0.071 R)
• M3: 1,478,925 km (0.094 R)
• M4: 2,163,036 km (0.109 R)
• M5: 4,607,914 km (0.109 R)
• M6: 6,072,926 km (0.071 R)
• M7: 6,732,951 km (0.091 R)
• M8: 8,471,428 km (0.1 R)
• M9: 12,006,426 km (0.039 R)
• M10: 12,633,091 km (0.051 R)
• M11: 13,518,412 km (0.089 R)
• M12: 15,360,709 km (0.12 R)
• M13: 15,992,760 km (0.094 R)
• M14: 18,400,688 km (0.056 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.1

Radius: 12

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 7.56 AU - 8.7 AU

Year: 8425 Days

Day: 14.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 75,610,932 km

• M1: 149,598 km (0.04 R)
• M2: 743,202 km (0.101 R)
• M3: 1,805,646 km (0.102 R)
• M4: 2,885,294 km (0.109 R)
• M5: 3,436,861 km (0.105 R)
• M6: 4,164,057 km (0.044 R)
• M7: 4,579,041 km (0.116 R)
• M8: 6,132,166 km (0.037 R)
• M9: 7,048,453 km (0.104 R)
• M10: 7,600,021 km (0.077 R)
• M11: 8,011,564 km (0.099 R)
• M12: 8,525,134 km (0.101 R)
• M13: 8,969,739 km (0.058 R)
• M14: 10,100,549 km (0.114 R)
• M15: 15,918,261 km (0.089 R)
• M16: 16,731,325 km (0.054 R)
• M17: 17,572,065 km (0.104 R)
• M18: 23,563,759 km (0.085 R)
• M19: 27,302,210 km (0.075 R)
• M20: 28,862,815 km (0.103 R)
• M21: 30,173,891 km (0.108 R)
• M22: 31,000,120 km (0.053 R)
• M23: 33,569,762 km (0.111 R)
• M24: 38,043,337 km (0.104 R)
• M25: 41,489,922 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 377.2

Radius: 7.5

Gravity: 6.71 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 12.09 AU - 15.39 AU

Year: 18510 Days

Day: 17.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 75,610,932 km

• M1: 93,349 km (0.058 R)
• M2: 354,098 km (0.094 R)
• M3: 910,752 km (0.111 R)
• M4: 1,181,374 km (0.077 R)
• M5: 1,419,385 km (0.054 R)
• M6: 2,104,543 km (0.101 R)
• M7: 2,761,427 km (0.085 R)
• M8: 3,415,619 km (0.108 R)
• M9: 3,935,022 km (0.115 R)
• M10: 4,289,420 km (0.04 R)
• M11: 4,994,475 km (0.086 R)
• M12: 5,339,597 km (0.032 R)
• M13: 5,886,975 km (0.061 R)
• M14: 7,179,052 km (0.115 R)
• M15: 8,170,587 km (0.047 R)
• M16: 9,561,099 km (0.118 R)
• M17: 9,878,396 km (0.099 R)
• M18: 10,148,121 km (0.091 R)
• M19: 11,160,450 km (0.103 R)
• M20: 17,483,802 km (0.057 R)
• M21: 20,289,959 km (0.113 R)
• M22: 21,348,065 km (0.106 R)
• M23: 22,257,620 km (0.068 R)
• M24: 26,052,320 km (0.088 R)
• M25: 26,985,511 km (0.108 R)
• M26: 27,407,377 km (0.101 R)
• M27: 29,360,228 km (0.117 R)
• M28: 31,404,183 km (0.065 R)
• M29: 33,057,988 km (0.103 R)
• M30: 38,234,074 km (0.107 R)
• M31: 42,773,472 km (0.066 R)
• M32: 47,200,522 km (0.032 R)
• M33: 55,580,994 km (0.076 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 889.2

Radius: 7.3

Gravity: 16.69 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 11.85 AU - 18.39 AU

Year: 21368 Days

Day: 19.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 75,610,932 km

• M1: 90,956 km (0.11 R)
• M2: 360,531 km (0.12 R)
• M3: 976,276 km (0.113 R)
• M4: 2,013,438 km (0.069 R)
• M5: 2,549,447 km (0.118 R)
• M6: 3,774,354 km (0.049 R)
• M7: 5,270,632 km (0.099 R)
• M8: 5,595,110 km (0.084 R)
• M9: 5,932,902 km (0.108 R)
• M10: 7,028,557 km (0.103 R)
• M11: 7,272,850 km (0.116 R)
• M12: 8,092,796 km (0.08 R)
• M13: 8,691,337 km (0.095 R)
• M14: 11,053,039 km (0.107 R)
• M15: 13,584,534 km (0.104 R)
• M16: 15,308,500 km (0.111 R)
• M17: 16,823,627 km (0.055 R)
• M18: 18,807,893 km (0.082 R)
• M19: 23,888,087 km (0.053 R)
• M20: 25,003,339 km (0.109 R)
• M21: 29,306,372 km (0.068 R)
• M22: 31,898,006 km (0.075 R)
• M23: 33,662,214 km (0.088 R)
• M24: 34,638,489 km (0.082 R)
• M25: 34,920,930 km (0.108 R)
• M26: 38,733,432 km (0.113 R)
• M27: 39,497,129 km (0.099 R)
• M28: 40,115,267 km (0.116 R)
• M29: 43,630,668 km (0.109 R)
• M30: 48,571,437 km (0.112 R)
• M31: 50,902,321 km (0.065 R)
• M32: 54,061,679 km (0.106 R)
• M33: 55,786,093 km (0.054 R)
• M34: 57,546,860 km (0.049 R)
• M35: 62,840,979 km (0.082 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 386.4

Radius: 5.8

Gravity: 11.49 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 14.22 AU - 20.58 AU

Year: 26379 Days

Day: 18 Hours

Environment

Temp: -194 °C

Axial Tilt: 146.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 75,610,932 km

• M1: 77,342 km (0.117 R)
• M2: 423,960 km (0.042 R)
• M3: 615,146 km (0.038 R)
• M4: 1,310,029 km (0.09 R)
• M5: 1,695,093 km (0.086 R)
• M6: 1,991,746 km (0.098 R)
• M7: 2,322,507 km (0.103 R)
• M8: 3,067,355 km (0.086 R)
• M9: 4,316,048 km (0.116 R)
• M10: 4,727,592 km (0.117 R)
• M11: 5,316,559 km (0.08 R)
• M12: 6,332,927 km (0.117 R)
• M13: 6,773,642 km (0.09 R)
• M14: 7,864,809 km (0.045 R)
• M15: 8,219,057 km (0.119 R)
• M16: 9,068,473 km (0.084 R)
• M17: 10,693,555 km (0.102 R)
• M18: 15,586,153 km (0.101 R)
• M19: 16,716,964 km (0.085 R)
• M20: 17,302,490 km (0.091 R)
• M21: 17,815,012 km (0.095 R)
• M22: 18,337,707 km (0.111 R)
• M23: 18,781,115 km (0.115 R)
• M24: 19,689,174 km (0.096 R)
• M25: 21,789,229 km (0.115 R)
• M26: 21,987,297 km (0.084 R)
• M27: 23,823,910 km (0.105 R)
• M28: 24,458,205 km (0.085 R)
• M29: 31,306,945 km (0.116 R)
• M30: 33,101,072 km (0.045 R)
• M31: 36,195,654 km (0.111 R)
• M32: 39,772,090 km (0.083 R)
• M33: 44,525,263 km (0.099 R)
• M34: 48,286,902 km (0.113 R)
• M35: 51,024,991 km (0.074 R)
• M36: 55,507,841 km (0.114 R)
• M37: 62,015,947 km (0.09 R)
• M38: 67,113,046 km (0.092 R)
• M39: 69,227,761 km (0.112 R)
• M40: 71,168,644 km (0.099 R)
• M41: 72,042,744 km (0.047 R)

Kuiper Belt

Range: 30.2 - 47.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 247 - 19,054 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit