🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.01 AU - 1.19 AU

Year: 415 Days

Day: 37.9 Hours

Environment

Temp: 17 °C

Axial Tilt: 25.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 2.36 AU - 3.52 AU

Year: 1814 Days

Day: 42.5 Hours

Environment

Temp: -95 °C

Axial Tilt: 36.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 107,822,738 km

• M1: 1,698,983 km (0.066 R)

Asteroid Belt

Center: 3.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 3.37 AU - 4.01 AU

Year: 2551 Days

Day: 31.8 Hours

Environment

Temp: -123 °C

Axial Tilt: 17.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 363.5

Radius: 8.1

Gravity: 5.54 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 4.03 AU - 6.25 AU

Year: 4194 Days

Day: 7.5 Hours

Environment

Temp: -145 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 107,822,738 km

• M1: 104,719 km (0.075 R)
• M2: 575,802 km (0.097 R)
• M3: 857,495 km (0.053 R)
• M4: 1,316,611 km (0.101 R)
• M5: 1,670,111 km (0.109 R)
• M6: 2,391,023 km (0.108 R)
• M7: 3,642,858 km (0.051 R)
• M8: 4,345,220 km (0.093 R)
• M9: 4,613,748 km (0.099 R)
• M10: 5,512,233 km (0.112 R)
• M11: 6,875,668 km (0.102 R)
• M12: 7,492,161 km (0.114 R)
• M13: 8,111,496 km (0.094 R)
• M14: 8,624,018 km (0.117 R)
• M15: 10,252,989 km (0.063 R)
• M16: 10,609,930 km (0.071 R)
• M17: 14,500,073 km (0.031 R)
• M18: 16,788,771 km (0.085 R)
• M19: 20,036,690 km (0.107 R)
• M20: 20,532,457 km (0.066 R)
• M21: 21,484,199 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 62.6

Radius: 12.8

Gravity: 0.38 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 8.72 AU - 11.44 AU

Year: 11518 Days

Day: 8.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 107,822,738 km

• M1: 159,621 km (0.073 R)
• M2: 739,911 km (0.094 R)
• M3: 1,633,609 km (0.114 R)
• M4: 2,864,051 km (0.1 R)
• M5: 3,869,648 km (0.103 R)
• M6: 6,541,167 km (0.116 R)
• M7: 7,406,142 km (0.109 R)
• M8: 9,325,931 km (0.044 R)
• M9: 10,833,279 km (0.07 R)
• M10: 12,314,598 km (0.091 R)
• M11: 14,175,445 km (0.082 R)
• M12: 16,053,647 km (0.115 R)
• M13: 17,741,111 km (0.114 R)
• M14: 18,388,570 km (0.111 R)
• M15: 23,023,112 km (0.071 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 20.1

Radius: 8.1

Gravity: 0.31 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 10.34 AU - 12.02 AU

Year: 13453 Days

Day: 14.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 107,822,738 km

• M1: 100,829 km (0.025 R)
• M2: 666,010 km (0.028 R)
• M3: 936,632 km (0.106 R)
• M4: 1,902,137 km (0.1 R)
• M5: 2,768,159 km (0.1 R)
• M6: 6,167,471 km (0.055 R)
• M7: 8,090,552 km (0.074 R)
• M8: 10,088,282 km (0.033 R)
• M9: 10,644,337 km (0.037 R)
• M10: 11,777,242 km (0.12 R)
• M11: 13,602,186 km (0.076 R)
• M12: 14,465,665 km (0.029 R)
• M13: 17,432,640 km (0.062 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 124.7

Radius: 14.4

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 10.57 AU - 12.73 AU

Year: 14311 Days

Day: 13.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 107,822,738 km

• M1: 194,178 km (0.101 R)
• M2: 782,247 km (0.056 R)
• M3: 1,637,947 km (0.116 R)
• M4: 2,527,157 km (0.106 R)
• M5: 5,230,839 km (0.092 R)
• M6: 8,084,419 km (0.109 R)
• M7: 11,551,648 km (0.085 R)
• M8: 14,890,374 km (0.093 R)
• M9: 16,780,543 km (0.044 R)
• M10: 25,197,817 km (0.093 R)
• M11: 29,325,671 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 294.2

Radius: 4.1

Gravity: 17.5 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 10.22 AU - 16.5 AU

Year: 17574 Days

Day: 18.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 107,822,738 km

• M1: 51,013 km (0.095 R)
• M2: 198,516 km (0.106 R)
• M3: 347,665 km (0.101 R)
• M4: 682,914 km (0.053 R)
• M5: 1,086,679 km (0.102 R)
• M6: 1,775,128 km (0.076 R)
• M7: 2,046,948 km (0.117 R)
• M8: 2,306,949 km (0.07 R)
• M9: 2,716,099 km (0.118 R)
• M10: 3,784,527 km (0.078 R)
• M11: 5,548,735 km (0.117 R)
• M12: 5,725,559 km (0.103 R)
• M13: 5,869,921 km (0.064 R)
• M14: 6,165,676 km (0.116 R)
• M15: 6,355,666 km (0.041 R)
• M16: 8,475,019 km (0.053 R)
• M17: 8,997,414 km (0.099 R)
• M18: 10,106,084 km (0.104 R)
• M19: 12,530,318 km (0.093 R)
• M20: 13,082,483 km (0.11 R)
• M21: 14,972,503 km (0.09 R)
• M22: 18,331,274 km (0.073 R)
• M23: 18,566,293 km (0.118 R)
• M24: 20,268,118 km (0.092 R)
• M25: 21,545,534 km (0.106 R)
• M26: 21,807,330 km (0.086 R)
• M27: 22,426,366 km (0.059 R)
• M28: 23,885,245 km (0.116 R)
• M29: 25,992,780 km (0.045 R)
• M30: 35,299,562 km (0.114 R)
• M31: 38,025,684 km (0.086 R)
• M32: 38,792,822 km (0.112 R)
• M33: 44,595,125 km (0.057 R)
• M34: 47,186,609 km (0.081 R)
• M35: 48,072,229 km (0.079 R)
• M36: 49,876,528 km (0.079 R)
• M37: 52,509,301 km (0.083 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 850.5

Radius: 4.7

Gravity: 38.5 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 17.09 AU - 21.31 AU

Year: 30278 Days

Day: 22.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 107,822,738 km

• M1: 58,792 km (0.082 R)
• M2: 209,886 km (0.069 R)
• M3: 360,531 km (0.087 R)
• M4: 533,765 km (0.113 R)
• M5: 1,085,183 km (0.113 R)
• M6: 2,203,277 km (0.103 R)
• M7: 2,881,704 km (0.11 R)
• M8: 10,142,736 km (0.08 R)
• M9: 10,479,480 km (0.113 R)
• M10: 11,680,901 km (0.06 R)
• M11: 12,276,749 km (0.108 R)
• M12: 13,288,031 km (0.034 R)
• M13: 13,448,250 km (0.106 R)
• M14: 15,474,703 km (0.117 R)
• M15: 15,921,103 km (0.106 R)
• M16: 16,284,327 km (0.095 R)
• M17: 16,746,135 km (0.119 R)
• M18: 18,781,564 km (0.074 R)
• M19: 23,219,385 km (0.042 R)
• M20: 25,494,020 km (0.059 R)
• M21: 33,943,009 km (0.095 R)
• M22: 35,153,106 km (0.086 R)
• M23: 37,658,870 km (0.119 R)
• M24: 38,303,488 km (0.053 R)
• M25: 43,727,158 km (0.11 R)
• M26: 44,978,096 km (0.115 R)
• M27: 48,115,313 km (0.101 R)
• M28: 48,874,073 km (0.062 R)
• M29: 58,826,520 km (0.051 R)
• M30: 60,569,784 km (0.075 R)
• M31: 61,899,709 km (0.119 R)
• M32: 63,475,573 km (0.113 R)
• M33: 71,758,209 km (0.115 R)
• M34: 83,427,142 km (0.111 R)
• M35: 87,019,286 km (0.025 R)

Kuiper Belt

Range: 30.5 - 50.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 219 - 10,590 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit