🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.42 AU - 0.68 AU

Year: 268 Days

Day: 38.6 Hours

Environment

Temp: -120 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,822,719 km

• M1: 278,252 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 176.7

Radius: 8.6

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.6 AU - 0.88 AU

Year: 418 Days

Day: 7.9 Hours

Environment

Temp: -134 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 57,822,719 km

• M1: 106,962 km (0.056 R)
• M2: 416,929 km (0.073 R)
• M3: 750,084 km (0.116 R)
• M4: 1,174,642 km (0.106 R)
• M5: 1,522,757 km (0.115 R)
• M6: 1,980,975 km (0.07 R)
• M7: 2,570,241 km (0.117 R)
• M8: 3,401,706 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 689.7

Radius: 11.9

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.69 AU - 0.93 AU

Year: 478 Days

Day: 8.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 57,822,719 km

• M1: 150,645 km (0.1 R)
• M2: 689,048 km (0.115 R)
• M3: 1,182,122 km (0.091 R)
• M4: 1,715,888 km (0.069 R)
• M5: 2,187,570 km (0.119 R)
• M6: 3,025,467 km (0.107 R)
• M7: 4,684,508 km (0.079 R)
• M8: 5,072,265 km (0.073 R)
• M9: 5,789,886 km (0.09 R)
• M10: 6,255,734 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 30.4

Radius: 8.5

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.93 AU - 0.93 AU

Year: 588 Days

Day: 7.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 57,822,719 km

• M1: 105,915 km (0.118 R)
• M2: 388,206 km (0.097 R)
• M3: 695,181 km (0.11 R)
• M4: 1,152,502 km (0.086 R)
• M5: 1,840,951 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 892.8

Radius: 12.2

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.96 AU - 2.08 AU

Year: 1883 Days

Day: 13.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 57,822,719 km

• M1: 151,842 km (0.047 R)
• M2: 593,904 km (0.085 R)
• M3: 1,058,106 km (0.108 R)
• M4: 1,564,943 km (0.097 R)
• M5: 2,037,523 km (0.093 R)
• M6: 2,521,771 km (0.094 R)
• M7: 4,003,089 km (0.077 R)
• M8: 4,517,706 km (0.069 R)
• M9: 5,009,584 km (0.034 R)
• M10: 5,489,643 km (0.12 R)
• M11: 6,101,200 km (0.076 R)
• M12: 6,596,069 km (0.115 R)
• M13: 7,906,098 km (0.098 R)
• M14: 8,882,074 km (0.107 R)
• M15: 10,294,428 km (0.078 R)
• M16: 11,457,851 km (0.101 R)
• M17: 11,851,293 km (0.112 R)
• M18: 13,429,550 km (0.106 R)
• M19: 14,000,416 km (0.047 R)
• M20: 16,249,770 km (0.114 R)
• M21: 17,203,306 km (0.054 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 31.1

Radius: 8.3

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.77 AU - 2.79 AU

Year: 2258 Days

Day: 6.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 57,822,719 km

• M1: 103,522 km (0.077 R)
• M2: 1,252,433 km (0.102 R)
• M3: 3,542,926 km (0.098 R)
• M4: 4,515,911 km (0.093 R)
• M5: 5,639,840 km (0.072 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 801.9

Radius: 13.3

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 2.19 AU - 2.81 AU

Year: 2593 Days

Day: 7.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 57,822,719 km

• M1: 165,455 km (0.115 R)
• M2: 845,677 km (0.12 R)
• M3: 1,292,376 km (0.092 R)
• M4: 2,022,264 km (0.078 R)
• M5: 2,622,002 km (0.063 R)
• M6: 3,164,893 km (0.069 R)
• M7: 4,882,276 km (0.075 R)
• M8: 5,813,373 km (0.119 R)
• M9: 6,976,646 km (0.101 R)
• M10: 7,551,551 km (0.099 R)
• M11: 9,614,057 km (0.083 R)
• M12: 11,649,186 km (0.069 R)
• M13: 13,537,710 km (0.099 R)
• M14: 14,146,872 km (0.085 R)
• M15: 15,269,305 km (0.05 R)
• M16: 15,981,241 km (0.069 R)
• M17: 16,608,954 km (0.096 R)
• M18: 17,252,973 km (0.035 R)
• M19: 18,081,446 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 427.5

Radius: 6.3

Gravity: 10.77 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 6.14 AU - 8.92 AU

Year: 13555 Days

Day: 19.8 Hours

Environment

Temp: -235 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 57,822,719 km

• M1: 78,389 km (0.026 R)
• M2: 275,858 km (0.103 R)
• M3: 485,146 km (0.069 R)
• M4: 948,600 km (0.097 R)
• M5: 1,961,527 km (0.062 R)
• M6: 2,357,513 km (0.106 R)
• M7: 2,677,951 km (0.105 R)
• M8: 3,188,978 km (0.09 R)
• M9: 3,736,805 km (0.117 R)
• M10: 5,583,591 km (0.114 R)
• M11: 6,227,909 km (0.102 R)
• M12: 6,801,617 km (0.106 R)
• M13: 7,203,287 km (0.118 R)
• M14: 8,098,331 km (0.105 R)
• M15: 10,004,358 km (0.067 R)
• M16: 10,790,494 km (0.076 R)
• M17: 11,116,169 km (0.116 R)
• M18: 11,844,262 km (0.106 R)
• M19: 13,025,935 km (0.057 R)
• M20: 13,582,589 km (0.086 R)
• M21: 14,219,427 km (0.061 R)
• M22: 17,705,656 km (0.075 R)
• M23: 22,592,570 km (0.116 R)
• M24: 27,295,478 km (0.095 R)
• M25: 37,578,088 km (0.112 R)
• M26: 38,957,529 km (0.048 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 568.9

Radius: 3.6

Gravity: 43.9 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 7.22 AU - 8.56 AU

Year: 14539 Days

Day: 22.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 57,822,719 km

• M1: 46,525 km (0.103 R)
• M2: 285,882 km (0.058 R)
• M3: 486,492 km (0.09 R)
• M4: 619,036 km (0.117 R)
• M5: 738,565 km (0.081 R)
• M6: 1,169,407 km (0.097 R)
• M7: 1,424,920 km (0.108 R)
• M8: 2,083,599 km (0.114 R)
• M9: 2,256,085 km (0.092 R)
• M10: 2,831,289 km (0.094 R)
• M11: 3,445,837 km (0.087 R)
• M12: 3,659,912 km (0.1 R)
• M13: 4,056,047 km (0.086 R)
• M14: 4,174,379 km (0.088 R)
• M15: 4,574,703 km (0.083 R)
• M16: 4,702,908 km (0.066 R)
• M17: 6,005,307 km (0.083 R)
• M18: 9,346,426 km (0.113 R)
• M19: 11,028,953 km (0.106 R)
• M20: 11,971,570 km (0.053 R)
• M21: 12,400,467 km (0.111 R)
• M22: 13,030,723 km (0.109 R)
• M23: 13,418,929 km (0.075 R)
• M24: 13,881,635 km (0.057 R)
• M25: 14,150,762 km (0.1 R)
• M26: 15,404,841 km (0.039 R)
• M27: 15,838,974 km (0.1 R)
• M28: 16,132,784 km (0.096 R)
• M29: 17,578,348 km (0.049 R)
• M30: 20,463,044 km (0.073 R)
• M31: 22,062,694 km (0.092 R)
• M32: 24,615,432 km (0.116 R)
• M33: 27,148,274 km (0.097 R)
• M34: 34,045,932 km (0.088 R)
• M35: 35,153,256 km (0.088 R)
• M36: 37,180,756 km (0.117 R)
• M37: 38,486,745 km (0.118 R)
• M38: 41,328,057 km (0.046 R)
• M39: 44,597,070 km (0.114 R)
• M40: 54,258,549 km (0.036 R)
• M41: 56,447,166 km (0.074 R)
• M42: 57,822,719 km (0.074 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 346 - 12,824 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit