🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.44 AU - 0.64 AU

Year: 256 Days

Day: 30.1 Hours

Environment

Temp: -126 °C

Axial Tilt: 42.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.6 AU - 0.6 AU

Year: 300 Days

Day: 33 Hours

Environment

Temp: -132 °C

Axial Tilt: 21.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,072,731 km

• M1: 37,100 km (0.052 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 29.1

Radius: 13.4

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.86 AU - 1.08 AU

Year: 617 Days

Day: 5.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 60,072,731 km

• M1: 166,652 km (0.092 R)
• M2: 641,176 km (0.07 R)
• M3: 1,063,940 km (0.064 R)
• M4: 1,978,432 km (0.113 R)
• M5: 2,538,526 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 543.6

Radius: 8.4

Gravity: 7.7 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.99 AU - 1.35 AU

Year: 817 Days

Day: 12.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 60,072,731 km

• M1: 104,569 km (0.118 R)
• M2: 452,234 km (0.03 R)
• M3: 728,990 km (0.074 R)
• M4: 1,105,379 km (0.091 R)
• M5: 1,507,647 km (0.104 R)
• M6: 1,790,687 km (0.118 R)
• M7: 2,071,183 km (0.091 R)
• M8: 2,339,412 km (0.081 R)
• M9: 3,210,221 km (0.082 R)
• M10: 4,157,624 km (0.09 R)
• M11: 4,754,968 km (0.117 R)
• M12: 5,482,463 km (0.084 R)
• M13: 5,766,400 km (0.099 R)
• M14: 6,120,198 km (0.105 R)
• M15: 6,806,554 km (0.073 R)
• M16: 7,752,910 km (0.05 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643.5

Radius: 14.9

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.82 AU - 3.84 AU

Year: 3924 Days

Day: 5.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 60,072,731 km

• M1: 185,501 km (0.097 R)
• M2: 676,930 km (0.08 R)
• M3: 1,228,797 km (0.037 R)
• M4: 2,794,787 km (0.097 R)
• M5: 3,537,391 km (0.112 R)
• M6: 4,096,139 km (0.111 R)
• M7: 6,370,775 km (0.104 R)
• M8: 6,980,835 km (0.069 R)
• M9: 7,496,648 km (0.078 R)
• M10: 7,968,929 km (0.08 R)
• M11: 9,900,836 km (0.069 R)
• M12: 11,631,534 km (0.112 R)
• M13: 12,781,343 km (0.097 R)
• M14: 15,522,724 km (0.095 R)
• M15: 17,089,014 km (0.084 R)
• M16: 20,534,103 km (0.095 R)
• M17: 22,488,898 km (0.082 R)
• M18: 24,344,660 km (0.073 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362.2

Radius: 8.3

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 3.32 AU - 4.42 AU

Year: 4916 Days

Day: 7.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 60,072,731 km

• M1: 106,214 km (0.098 R)
• M2: 373,396 km (0.044 R)
• M3: 920,775 km (0.088 R)
• M4: 1,422,227 km (0.086 R)
• M5: 2,081,954 km (0.027 R)
• M6: 2,397,605 km (0.12 R)
• M7: 2,761,726 km (0.072 R)
• M8: 3,072,142 km (0.115 R)
• M9: 3,561,925 km (0.103 R)
• M10: 3,825,666 km (0.085 R)
• M11: 5,065,384 km (0.105 R)
• M12: 9,188,301 km (0.078 R)
• M13: 12,503,689 km (0.051 R)
• M14: 13,798,608 km (0.113 R)
• M15: 15,128,085 km (0.063 R)
• M16: 16,878,978 km (0.117 R)
• M17: 19,752,604 km (0.048 R)
• M18: 20,843,920 km (0.114 R)
• M19: 22,728,404 km (0.106 R)
• M20: 23,216,692 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 571.6

Radius: 10

Gravity: 5.72 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 3.97 AU - 4.55 AU

Year: 5677 Days

Day: 5.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 60,072,731 km

• M1: 124,914 km (0.093 R)
• M2: 544,985 km (0.093 R)
• M3: 923,617 km (0.116 R)
• M4: 1,503,010 km (0.037 R)
• M5: 2,263,715 km (0.108 R)
• M6: 2,678,400 km (0.059 R)
• M7: 3,618,174 km (0.105 R)
• M8: 5,507,146 km (0.078 R)
• M9: 6,357,162 km (0.097 R)
• M10: 6,780,523 km (0.057 R)
• M11: 8,202,451 km (0.099 R)
• M12: 9,064,584 km (0.114 R)
• M13: 11,294,041 km (0.084 R)
• M14: 13,866,376 km (0.119 R)
• M15: 18,519,618 km (0.112 R)
• M16: 19,656,562 km (0.099 R)
• M17: 22,965,517 km (0.087 R)
• M18: 23,963,933 km (0.099 R)
• M19: 24,277,042 km (0.105 R)
• M20: 25,883,124 km (0.106 R)
• M21: 27,133,314 km (0.067 R)
• M22: 30,115,398 km (0.08 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 254.8

Radius: 14.4

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 4.76 AU - 6.28 AU

Year: 8374 Days

Day: 10.1 Hours

Environment

Temp: -211 °C

Axial Tilt: 167.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 60,072,731 km

• M1: 179,069 km (0.111 R)
• M2: 726,597 km (0.12 R)
• M3: 1,283,251 km (0.094 R)
• M4: 1,823,448 km (0.12 R)
• M5: 2,308,295 km (0.108 R)
• M6: 3,104,156 km (0.03 R)
• M7: 3,984,838 km (0.043 R)
• M8: 4,763,346 km (0.104 R)
• M9: 7,123,851 km (0.103 R)
• M10: 7,755,902 km (0.032 R)
• M11: 9,336,254 km (0.038 R)
• M12: 20,297,439 km (0.108 R)
• M13: 22,153,500 km (0.098 R)
• M14: 25,710,488 km (0.119 R)
• M15: 27,624,444 km (0.058 R)
• M16: 28,139,060 km (0.118 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 545.7

Radius: 7.1

Gravity: 10.83 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 7.53 AU - 9.27 AU

Year: 15719 Days

Day: 18.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 60,072,731 km

• M1: 92,451 km (0.056 R)
• M2: 324,927 km (0.111 R)
• M3: 612,603 km (0.112 R)
• M4: 837,299 km (0.119 R)
• M5: 1,142,629 km (0.106 R)
• M6: 1,551,330 km (0.096 R)
• M7: 2,530,149 km (0.115 R)
• M8: 2,771,899 km (0.081 R)
• M9: 5,059,849 km (0.108 R)
• M10: 5,409,908 km (0.107 R)
• M11: 6,197,541 km (0.11 R)
• M12: 7,319,674 km (0.12 R)
• M13: 7,541,378 km (0.115 R)
• M14: 8,968,093 km (0.063 R)
• M15: 9,852,067 km (0.092 R)
• M16: 11,913,526 km (0.083 R)
• M17: 12,159,016 km (0.112 R)
• M18: 12,470,628 km (0.101 R)
• M19: 15,302,516 km (0.088 R)
• M20: 15,812,794 km (0.109 R)
• M21: 17,888,165 km (0.028 R)
• M22: 19,284,063 km (0.078 R)
• M23: 21,196,522 km (0.104 R)
• M24: 21,466,846 km (0.04 R)
• M25: 21,922,222 km (0.056 R)
• M26: 22,384,180 km (0.026 R)
• M27: 23,327,544 km (0.117 R)
• M28: 28,010,107 km (0.057 R)
• M29: 30,570,624 km (0.11 R)
• M30: 34,386,567 km (0.028 R)
• M31: 43,236,477 km (0.115 R)
• M32: 47,102,685 km (0.087 R)
• M33: 50,069,510 km (0.117 R)
• M34: 51,355,154 km (0.057 R)
• M35: 56,372,517 km (0.099 R)
• M36: 56,718,238 km (0.076 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 309 - 20,182 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit