🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.54 AU - 0.58 AU

Year: 275 Days

Day: 17 Hours

Environment

Temp: -133 °C

Axial Tilt: 24.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757

Radius: 10.9

Gravity: 6.37 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.84 AU - 1.38 AU

Year: 767 Days

Day: 8 Hours

Environment

Temp: -174 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 59,403,623 km

• M1: 135,536 km (0.106 R)
• M2: 497,413 km (0.11 R)
• M3: 865,872 km (0.091 R)
• M4: 1,577,809 km (0.096 R)
• M5: 1,991,746 km (0.114 R)
• M6: 2,338,963 km (0.03 R)
• M7: 2,894,120 km (0.061 R)
• M8: 3,452,120 km (0.045 R)
• M9: 3,958,060 km (0.047 R)
• M10: 4,381,871 km (0.069 R)
• M11: 4,818,547 km (0.089 R)
• M12: 5,509,091 km (0.118 R)
• M13: 6,079,358 km (0.069 R)
• M14: 6,495,390 km (0.105 R)
• M15: 7,834,740 km (0.097 R)
• M16: 8,429,242 km (0.083 R)
• M17: 8,815,952 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 271.9

Radius: 8.1

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.44 AU - 2.06 AU

Year: 1519 Days

Day: 14.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 67.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 59,403,623 km

• M1: 100,979 km (0.063 R)
• M2: 615,894 km (0.036 R)
• M3: 1,371,513 km (0.052 R)
• M4: 3,790,361 km (0.106 R)
• M5: 4,441,112 km (0.03 R)
• M6: 4,921,022 km (0.116 R)
• M7: 6,240,026 km (0.104 R)
• M8: 7,605,855 km (0.1 R)
• M9: 8,665,457 km (0.043 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 400

Radius: 13.2

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 2.92 AU - 4.86 AU

Year: 5033 Days

Day: 14.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 59,403,623 km

• M1: 164,258 km (0.112 R)
• M2: 705,204 km (0.051 R)
• M3: 1,546,094 km (0.101 R)
• M4: 2,443,980 km (0.048 R)
• M5: 4,377,383 km (0.109 R)
• M6: 7,177,107 km (0.058 R)
• M7: 8,692,384 km (0.08 R)
• M8: 9,762,009 km (0.105 R)
• M9: 10,746,961 km (0.082 R)
• M10: 15,306,256 km (0.052 R)
• M11: 16,978,910 km (0.107 R)
• M12: 22,169,656 km (0.082 R)
• M13: 24,974,168 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414.3

Radius: 12.4

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 5.23 AU - 6.45 AU

Year: 9258 Days

Day: 10.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 59,403,623 km

• M1: 154,983 km (0.094 R)
• M2: 943,065 km (0.051 R)
• M3: 1,570,329 km (0.094 R)
• M4: 2,342,852 km (0.099 R)
• M5: 3,036,388 km (0.066 R)
• M6: 4,948,099 km (0.08 R)
• M7: 6,328,439 km (0.12 R)
• M8: 7,911,334 km (0.111 R)
• M9: 8,773,915 km (0.104 R)
• M10: 9,743,908 km (0.072 R)
• M11: 11,949,130 km (0.101 R)
• M12: 13,765,098 km (0.102 R)
• M13: 18,075,462 km (0.062 R)
• M14: 21,377,536 km (0.095 R)
• M15: 23,790,101 km (0.096 R)
• M16: 26,379,041 km (0.09 R)
• M17: 27,833,881 km (0.058 R)
• M18: 28,581,122 km (0.108 R)
• M19: 34,297,855 km (0.073 R)
• M20: 35,156,696 km (0.09 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 822.1

Radius: 3.7

Gravity: 60.05 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 5.59 AU - 6.21 AU

Year: 9401 Days

Day: 23.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 59,403,623 km

• M1: 46,226 km (0.086 R)
• M2: 298,897 km (0.083 R)
• M3: 425,157 km (0.083 R)
• M4: 764,296 km (0.087 R)
• M5: 1,028,785 km (0.025 R)
• M6: 1,431,652 km (0.099 R)
• M7: 1,572,573 km (0.114 R)
• M8: 1,722,470 km (0.107 R)
• M9: 1,982,471 km (0.12 R)
• M10: 2,789,851 km (0.112 R)
• M11: 3,314,490 km (0.056 R)
• M12: 4,988,191 km (0.071 R)
• M13: 5,149,009 km (0.097 R)
• M14: 5,447,158 km (0.1 R)
• M15: 6,873,573 km (0.118 R)
• M16: 7,399,559 km (0.081 R)
• M17: 7,651,183 km (0.096 R)
• M18: 9,282,249 km (0.069 R)
• M19: 9,723,562 km (0.03 R)
• M20: 10,127,477 km (0.106 R)
• M21: 11,912,329 km (0.119 R)
• M22: 13,582,439 km (0.094 R)
• M23: 13,770,185 km (0.076 R)
• M24: 14,023,155 km (0.059 R)
• M25: 14,866,737 km (0.086 R)
• M26: 14,999,431 km (0.064 R)
• M27: 16,654,432 km (0.089 R)
• M28: 18,199,030 km (0.115 R)
• M29: 19,045,006 km (0.064 R)
• M30: 24,957,562 km (0.112 R)
• M31: 27,769,703 km (0.091 R)
• M32: 34,013,320 km (0.108 R)
• M33: 38,950,498 km (0.082 R)
• M34: 46,294,258 km (0.047 R)
• M35: 48,300,665 km (0.081 R)
• M36: 48,884,395 km (0.075 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 756.6

Radius: 7.5

Gravity: 13.45 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 6.91 AU - 8.87 AU

Year: 14539 Days

Day: 19.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 59,403,623 km

• M1: 93,648 km (0.083 R)
• M2: 394,340 km (0.109 R)
• M3: 681,269 km (0.118 R)
• M4: 1,004,400 km (0.06 R)
• M5: 1,842,148 km (0.082 R)
• M6: 2,633,222 km (0.073 R)
• M7: 6,477,289 km (0.109 R)
• M8: 8,417,274 km (0.079 R)
• M9: 10,772,842 km (0.077 R)
• M10: 12,290,662 km (0.084 R)
• M11: 12,610,502 km (0.083 R)
• M12: 17,854,356 km (0.086 R)
• M13: 18,182,275 km (0.04 R)
• M14: 21,408,652 km (0.103 R)
• M15: 22,341,993 km (0.1 R)
• M16: 26,987,456 km (0.073 R)
• M17: 34,592,413 km (0.094 R)
• M18: 41,760,694 km (0.03 R)
• M19: 45,006,220 km (0.072 R)
• M20: 48,893,820 km (0.113 R)
• M21: 51,001,205 km (0.057 R)
• M22: 53,168,280 km (0.086 R)
• M23: 57,329,195 km (0.05 R)
• M24: 57,864,157 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 545.5

Radius: 6.6

Gravity: 12.52 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 7.09 AU - 9.35 AU

Year: 15460 Days

Day: 16.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 59,403,623 km

• M1: 96,191 km (0.112 R)
• M2: 302,936 km (0.053 R)
• M3: 515,215 km (0.117 R)
• M4: 766,839 km (0.076 R)
• M5: 1,211,144 km (0.11 R)
• M6: 1,798,466 km (0.108 R)
• M7: 3,907,197 km (0.064 R)
• M8: 4,352,700 km (0.107 R)
• M9: 6,933,861 km (0.06 R)
• M10: 7,320,721 km (0.115 R)
• M11: 8,519,748 km (0.103 R)
• M12: 9,632,158 km (0.074 R)
• M13: 10,333,323 km (0.114 R)
• M14: 10,668,273 km (0.087 R)
• M15: 11,776,644 km (0.05 R)
• M16: 16,000,240 km (0.082 R)
• M17: 16,373,188 km (0.117 R)
• M18: 22,408,714 km (0.043 R)
• M19: 25,612,203 km (0.116 R)
• M20: 31,143,285 km (0.075 R)
• M21: 49,353,534 km (0.118 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 495 - 17,894 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit