🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.51 AU - 0.61 AU

Year: 275 Days

Day: 32.7 Hours

Environment

Temp: -125 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 220.9

Radius: 9.2

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.84 AU - 1.08 AU

Year: 617 Days

Day: 13.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 33,099,460 km

• M1: 114,442 km (0.117 R)
• M2: 405,261 km (0.062 R)
• M3: 715,676 km (0.115 R)
• M4: 1,155,644 km (0.048 R)
• M5: 1,799,064 km (0.103 R)
• M6: 2,098,858 km (0.108 R)
• M7: 2,396,558 km (0.119 R)
• M8: 2,811,094 km (0.115 R)
• M9: 3,120,761 km (0.06 R)
• M10: 3,834,044 km (0.03 R)
• M11: 4,485,243 km (0.109 R)
• M12: 4,895,590 km (0.061 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 67.4

Radius: 8.2

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.14 AU - 1.36 AU

Year: 917 Days

Day: 10.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 33,099,460 km

• M1: 102,475 km (0.08 R)
• M2: 632,051 km (0.097 R)
• M3: 977,772 km (0.07 R)
• M4: 1,326,335 km (0.063 R)
• M5: 1,636,302 km (0.116 R)
• M6: 1,898,397 km (0.111 R)
• M7: 2,311,437 km (0.073 R)
• M8: 2,869,736 km (0.085 R)
• M9: 3,139,611 km (0.114 R)
• M10: 4,329,961 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 400.8

Radius: 12.2

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.06 AU - 1.56 AU

Year: 984 Days

Day: 13 Hours

Environment

Temp: -164 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 33,099,460 km

• M1: 152,141 km (0.052 R)
• M2: 804,986 km (0.037 R)
• M3: 1,213,239 km (0.119 R)
• M4: 1,805,945 km (0.096 R)
• M5: 2,813,487 km (0.113 R)
• M6: 3,635,228 km (0.041 R)
• M7: 6,537,577 km (0.099 R)
• M8: 7,323,115 km (0.072 R)
• M9: 8,367,607 km (0.05 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 641.5

Radius: 13.6

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.1 AU - 1.68 AU

Year: 1075 Days

Day: 14 Hours

Environment

Temp: -165 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 33,099,460 km

• M1: 169,195 km (0.12 R)
• M2: 778,507 km (0.111 R)
• M3: 1,450,052 km (0.089 R)
• M4: 1,933,552 km (0.099 R)
• M5: 2,765,616 km (0.064 R)
• M6: 3,196,159 km (0.101 R)
• M7: 3,794,101 km (0.108 R)
• M8: 4,466,095 km (0.042 R)
• M9: 5,101,437 km (0.09 R)
• M10: 5,652,705 km (0.115 R)
• M11: 7,158,857 km (0.119 R)
• M12: 8,780,049 km (0.106 R)
• M13: 10,170,710 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 359.5

Radius: 14.1

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 2.72 AU - 4.08 AU

Year: 4113 Days

Day: 14 Hours

Environment

Temp: -211 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 33,099,460 km

• M1: 175,478 km (0.084 R)
• M2: 708,795 km (0.104 R)
• M3: 1,293,722 km (0.117 R)
• M4: 1,735,335 km (0.045 R)
• M5: 2,506,064 km (0.051 R)
• M6: 3,209,174 km (0.049 R)
• M7: 3,665,297 km (0.108 R)
• M8: 4,825,130 km (0.077 R)
• M9: 5,377,744 km (0.098 R)
• M10: 6,582,157 km (0.102 R)
• M11: 9,706,957 km (0.088 R)
• M12: 10,239,226 km (0.049 R)
• M13: 13,900,784 km (0.096 R)
• M14: 14,627,231 km (0.09 R)
• M15: 15,481,136 km (0.053 R)
• M16: 16,261,887 km (0.11 R)
• M17: 18,472,794 km (0.047 R)
• M18: 19,710,567 km (0.097 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657.4

Radius: 13.4

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 3.58 AU - 5.02 AU

Year: 5849 Days

Day: 7 Hours

Environment

Temp: -217 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 33,099,460 km

• M1: 166,652 km (0.114 R)
• M2: 610,210 km (0.11 R)
• M3: 2,320,113 km (0.051 R)
• M4: 2,856,272 km (0.103 R)
• M5: 3,897,174 km (0.114 R)
• M6: 5,821,900 km (0.032 R)
• M7: 6,652,917 km (0.102 R)
• M8: 7,344,807 km (0.119 R)
• M9: 7,820,079 km (0.12 R)
• M10: 8,913,640 km (0.037 R)
• M11: 10,285,602 km (0.091 R)
• M12: 12,042,629 km (0.093 R)
• M13: 13,124,670 km (0.066 R)
• M14: 13,553,567 km (0.115 R)
• M15: 16,823,777 km (0.099 R)
• M16: 19,047,848 km (0.087 R)
• M17: 19,598,518 km (0.112 R)
• M18: 22,972,997 km (0.105 R)
• M19: 24,312,796 km (0.081 R)
• M20: 24,797,792 km (0.107 R)
• M21: 27,061,058 km (0.079 R)
• M22: 28,376,323 km (0.086 R)
• M23: 29,367,558 km (0.041 R)
• M24: 32,188,675 km (0.078 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 441.1

Radius: 6.2

Gravity: 11.48 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 5.57 AU - 7.53 AU

Year: 10997 Days

Day: 22.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 179.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 33,099,460 km

• M1: 77,193 km (0.088 R)
• M2: 388,655 km (0.057 R)
• M3: 1,139,637 km (0.097 R)
• M4: 1,916,498 km (0.081 R)
• M5: 2,200,285 km (0.092 R)
• M6: 2,435,902 km (0.083 R)
• M7: 2,668,377 km (0.065 R)
• M8: 2,958,447 km (0.103 R)
• M9: 3,246,274 km (0.095 R)
• M10: 4,647,557 km (0.067 R)
• M11: 5,646,123 km (0.094 R)
• M12: 9,164,366 km (0.048 R)
• M13: 10,417,248 km (0.081 R)
• M14: 12,447,740 km (0.054 R)
• M15: 13,857,999 km (0.112 R)
• M16: 15,966,581 km (0.087 R)
• M17: 17,272,869 km (0.043 R)
• M18: 17,843,585 km (0.111 R)
• M19: 19,325,502 km (0.113 R)
• M20: 23,127,382 km (0.081 R)
• M21: 26,732,242 km (0.091 R)
• M22: 29,974,776 km (0.048 R)
• M23: 31,215,989 km (0.049 R)
• M24: 32,923,799 km (0.1 R)
• M25: 33,250,820 km (0.08 R)
• M26: 35,945,376 km (0.076 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 47

Radius: 5.9

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 8.04 AU - 12.7 AU

Year: 21907 Days

Day: 21.2 Hours

Environment

Temp: -240 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 33,099,460 km

• M1: 90,956 km (0.04 R)
• M2: 275,709 km (0.118 R)
• M3: 760,256 km (0.094 R)
• M4: 1,550,881 km (0.074 R)
• M5: 1,958,087 km (0.034 R)
• M6: 4,251,422 km (0.058 R)
• M7: 4,480,157 km (0.111 R)
• M8: 4,717,120 km (0.077 R)
• M9: 5,187,605 km (0.109 R)
• M10: 5,935,595 km (0.072 R)
• M11: 6,125,434 km (0.096 R)
• M12: 7,350,641 km (0.065 R)
• M13: 7,680,803 km (0.083 R)
• M14: 11,843,963 km (0.118 R)
• M15: 12,349,005 km (0.098 R)
• M16: 12,921,067 km (0.115 R)
• M17: 14,230,348 km (0.047 R)
• M18: 15,806,361 km (0.115 R)
• M19: 19,858,519 km (0.117 R)
• M20: 28,748,223 km (0.095 R)
• M21: 31,062,203 km (0.089 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 334 - 20,159 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit