🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.5 AU - 0.8 AU

Year: 344 Days

Day: 28.3 Hours

Environment

Temp: -129 °C

Axial Tilt: 32 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 714.4

Radius: 11.2

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.57 AU - 0.81 AU

Year: 376 Days

Day: 9.6 Hours

Environment

Temp: -137 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 40,518,034 km

• M1: 139,276 km (0.118 R)
• M2: 497,712 km (0.086 R)
• M3: 935,286 km (0.112 R)
• M4: 1,375,852 km (0.083 R)
• M5: 2,123,542 km (0.117 R)
• M6: 2,810,495 km (0.026 R)
• M7: 3,369,692 km (0.047 R)
• M8: 3,762,237 km (0.096 R)
• M9: 4,211,928 km (0.105 R)
• M10: 5,282,002 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362

Radius: 11.7

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.69 AU - 0.79 AU

Year: 418 Days

Day: 12.4 Hours

Environment

Temp: -135 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 40,518,034 km

• M1: 150,795 km (0.073 R)
• M2: 707,000 km (0.048 R)
• M3: 1,171,202 km (0.049 R)
• M4: 1,839,306 km (0.07 R)
• M5: 2,232,748 km (0.068 R)
• M6: 2,881,704 km (0.112 R)
• M7: 3,698,957 km (0.089 R)
• M8: 4,398,776 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 175.7

Radius: 9.2

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.74 AU - 0.82 AU

Year: 452 Days

Day: 8.4 Hours

Environment

Temp: -138 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 40,518,034 km

• M1: 117,584 km (0.09 R)
• M2: 418,874 km (0.028 R)
• M3: 714,779 km (0.072 R)
• M4: 1,153,699 km (0.108 R)
• M5: 1,773,333 km (0.116 R)
• M6: 2,297,375 km (0.112 R)
• M7: 2,875,271 km (0.028 R)
• M8: 3,308,955 km (0.117 R)
• M9: 3,863,963 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 638.8

Radius: 8.3

Gravity: 9.27 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.43 AU - 1.61 AU

Year: 1229 Days

Day: 12 Hours

Environment

Temp: -175 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 40,518,034 km

• M1: 115,041 km (0.04 R)
• M2: 432,039 km (0.088 R)
• M3: 737,817 km (0.081 R)
• M4: 1,860,399 km (0.091 R)
• M5: 2,205,970 km (0.119 R)
• M6: 2,532,542 km (0.049 R)
• M7: 2,864,650 km (0.097 R)
• M8: 3,196,757 km (0.073 R)
• M9: 4,022,238 km (0.111 R)
• M10: 4,440,065 km (0.071 R)
• M11: 4,772,022 km (0.084 R)
• M12: 5,180,275 km (0.083 R)
• M13: 5,675,294 km (0.066 R)
• M14: 6,476,541 km (0.063 R)
• M15: 9,126,368 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 474

Radius: 11.9

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.33 AU - 2.11 AU

Year: 1480 Days

Day: 8.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 40,518,034 km

• M1: 147,952 km (0.103 R)
• M2: 584,479 km (0.11 R)
• M3: 991,235 km (0.05 R)
• M4: 1,982,172 km (0.068 R)
• M5: 2,457,145 km (0.115 R)
• M6: 3,076,929 km (0.102 R)
• M7: 3,831,052 km (0.086 R)
• M8: 4,991,333 km (0.072 R)
• M9: 5,579,253 km (0.103 R)
• M10: 6,326,943 km (0.104 R)
• M11: 6,797,129 km (0.106 R)
• M12: 7,861,219 km (0.087 R)
• M13: 9,298,704 km (0.112 R)
• M14: 10,414,256 km (0.099 R)
• M15: 11,037,929 km (0.101 R)
• M16: 11,444,686 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 835.6

Radius: 11.4

Gravity: 6.43 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 3.3 AU - 4 AU

Year: 4575 Days

Day: 12.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 40,518,034 km

• M1: 142,118 km (0.062 R)
• M2: 750,832 km (0.082 R)
• M3: 1,200,074 km (0.101 R)
• M4: 2,064,301 km (0.074 R)
• M5: 2,719,839 km (0.11 R)
• M6: 4,085,967 km (0.107 R)
• M7: 4,446,498 km (0.072 R)
• M8: 5,895,353 km (0.106 R)
• M9: 6,711,708 km (0.118 R)
• M10: 7,319,824 km (0.116 R)
• M11: 7,817,985 km (0.069 R)
• M12: 9,122,628 km (0.066 R)
• M13: 9,784,598 km (0.079 R)
• M14: 10,611,875 km (0.094 R)
• M15: 11,915,321 km (0.037 R)
• M16: 14,448,910 km (0.118 R)
• M17: 15,234,150 km (0.08 R)
• M18: 18,208,305 km (0.057 R)
• M19: 18,793,831 km (0.107 R)
• M20: 20,626,106 km (0.088 R)
• M21: 23,099,258 km (0.051 R)
• M22: 24,564,120 km (0.119 R)
• M23: 24,959,806 km (0.078 R)
• M24: 27,849,289 km (0.113 R)
• M25: 29,954,879 km (0.092 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451.7

Radius: 13.6

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 4.66 AU - 5.32 AU

Year: 7312 Days

Day: 11.1 Hours

Environment

Temp: -211 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 40,518,034 km

• M1: 169,195 km (0.078 R)
• M2: 683,064 km (0.074 R)
• M3: 1,613,712 km (0.118 R)
• M4: 2,792,394 km (0.054 R)
• M5: 4,638,731 km (0.107 R)
• M6: 5,867,228 km (0.081 R)
• M7: 9,594,160 km (0.11 R)
• M8: 10,033,230 km (0.048 R)
• M9: 11,875,378 km (0.096 R)
• M10: 12,956,073 km (0.094 R)
• M11: 13,878,194 km (0.054 R)
• M12: 15,135,864 km (0.056 R)
• M13: 18,476,384 km (0.12 R)
• M14: 20,068,405 km (0.051 R)
• M15: 20,715,715 km (0.113 R)
• M16: 21,451,138 km (0.1 R)
• M17: 21,976,376 km (0.118 R)
• M18: 25,143,662 km (0.118 R)
• M19: 27,710,612 km (0.045 R)
• M20: 32,862,314 km (0.046 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 597.2

Radius: 10.4

Gravity: 5.52 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 5.05 AU - 5.83 AU

Year: 8324 Days

Day: 13.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 72.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 40,518,034 km

• M1: 135,087 km (0.053 R)
• M2: 482,453 km (0.096 R)
• M3: 1,025,493 km (0.092 R)
• M4: 1,503,010 km (0.115 R)
• M5: 2,242,173 km (0.101 R)
• M6: 2,618,561 km (0.103 R)
• M7: 3,057,930 km (0.053 R)
• M8: 4,512,769 km (0.111 R)
• M9: 5,613,959 km (0.066 R)
• M10: 5,940,382 km (0.064 R)
• M11: 6,279,520 km (0.072 R)
• M12: 7,608,996 km (0.107 R)
• M13: 8,256,755 km (0.071 R)
• M14: 8,853,352 km (0.047 R)
• M15: 10,228,455 km (0.034 R)
• M16: 11,531,153 km (0.12 R)
• M17: 12,772,816 km (0.089 R)
• M18: 13,746,548 km (0.116 R)
• M19: 18,282,206 km (0.112 R)
• M20: 21,434,981 km (0.066 R)
• M21: 22,973,595 km (0.104 R)
• M22: 25,020,693 km (0.118 R)
• M23: 25,640,028 km (0.12 R)
• M24: 27,653,166 km (0.075 R)
• M25: 29,181,907 km (0.095 R)
• M26: 33,997,762 km (0.087 R)
• M27: 35,307,192 km (0.118 R)
• M28: 35,639,748 km (0.036 R)
• M29: 37,564,025 km (0.11 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 418 - 15,017 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit