🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.49 AU - 0.61 AU

Year: 268 Days

Day: 14.8 Hours

Environment

Temp: -130 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,512,209 km

• M1: 27,077 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142.3

Radius: 9.8

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.91 AU - 0.93 AU

Year: 579 Days

Day: 15 Hours

Environment

Temp: -147 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 42,512,209 km

• M1: 122,371 km (0.081 R)
• M2: 539,450 km (0.06 R)
• M3: 1,351,766 km (0.073 R)
• M4: 1,883,587 km (0.114 R)
• M5: 2,258,329 km (0.102 R)
• M6: 2,792,394 km (0.077 R)
• M7: 3,119,864 km (0.096 R)
• M8: 3,704,492 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480.2

Radius: 12.9

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.73 AU - 2.11 AU

Year: 1745 Days

Day: 10.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 42,512,209 km

• M1: 161,566 km (0.06 R)
• M2: 611,406 km (0.117 R)
• M3: 2,899,955 km (0.112 R)
• M4: 3,306,711 km (0.081 R)
• M5: 3,768,370 km (0.07 R)
• M6: 5,570,875 km (0.077 R)
• M7: 7,836,385 km (0.11 R)
• M8: 8,575,100 km (0.086 R)
• M9: 10,060,457 km (0.082 R)
• M10: 12,907,753 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 97.3

Radius: 12.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.82 AU - 2.54 AU

Year: 2112 Days

Day: 10.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 42,512,209 km

• M1: 154,684 km (0.036 R)
• M2: 659,278 km (0.115 R)
• M3: 2,017,626 km (0.087 R)
• M4: 3,066,906 km (0.075 R)
• M5: 4,353,448 km (0.112 R)
• M6: 5,172,945 km (0.115 R)
• M7: 6,464,423 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 562.8

Radius: 8.3

Gravity: 8.17 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.76 AU - 2.8 AU

Year: 2258 Days

Day: 9.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 42,512,209 km

• M1: 103,223 km (0.079 R)
• M2: 374,294 km (0.115 R)
• M3: 736,470 km (0.093 R)
• M4: 1,218,774 km (0.093 R)
• M5: 1,522,308 km (0.118 R)
• M6: 1,898,995 km (0.079 R)
• M7: 2,246,810 km (0.114 R)
• M8: 2,594,476 km (0.066 R)
• M9: 2,856,123 km (0.074 R)
• M10: 3,803,675 km (0.1 R)
• M11: 4,162,262 km (0.115 R)
• M12: 4,501,998 km (0.11 R)
• M13: 4,838,594 km (0.102 R)
• M14: 5,491,588 km (0.084 R)
• M15: 6,487,162 km (0.119 R)
• M16: 7,894,878 km (0.025 R)
• M17: 8,543,086 km (0.099 R)
• M18: 9,495,874 km (0.074 R)
• M19: 10,121,792 km (0.097 R)
• M20: 12,245,932 km (0.065 R)
• M21: 12,571,906 km (0.11 R)
• M22: 13,071,712 km (0.082 R)
• M23: 13,627,917 km (0.099 R)
• M24: 14,559,912 km (0.108 R)
• M25: 15,439,099 km (0.12 R)
• M26: 16,402,359 km (0.075 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 914.8

Radius: 5.1

Gravity: 35.17 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 7.89 AU - 9.87 AU

Year: 17359 Days

Day: 19 Hours

Environment

Temp: -225 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 42,512,209 km

• M1: 102,475 km (0.07 R)
• M2: 276,906 km (0.095 R)
• M3: 602,580 km (0.118 R)
• M4: 1,064,688 km (0.065 R)
• M5: 1,326,634 km (0.118 R)
• M6: 1,700,180 km (0.105 R)
• M7: 2,444,429 km (0.103 R)
• M8: 2,727,020 km (0.113 R)
• M9: 3,471,568 km (0.102 R)
• M10: 3,828,958 km (0.087 R)
• M11: 4,547,626 km (0.055 R)
• M12: 4,975,625 km (0.095 R)
• M13: 5,952,798 km (0.104 R)
• M14: 6,641,547 km (0.062 R)
• M15: 7,478,398 km (0.074 R)
• M16: 8,331,255 km (0.074 R)
• M17: 8,808,173 km (0.058 R)
• M18: 9,758,269 km (0.065 R)
• M19: 12,259,994 km (0.12 R)
• M20: 14,545,850 km (0.087 R)
• M21: 15,314,633 km (0.088 R)
• M22: 17,100,832 km (0.1 R)
• M23: 17,525,241 km (0.114 R)
• M24: 19,939,900 km (0.119 R)
• M25: 20,984,093 km (0.119 R)
• M26: 25,197,966 km (0.106 R)
• M27: 25,858,441 km (0.094 R)
• M28: 28,615,829 km (0.093 R)
• M29: 30,311,521 km (0.105 R)
• M30: 30,933,100 km (0.113 R)
• M31: 35,249,896 km (0.057 R)
• M32: 36,214,353 km (0.088 R)
• M33: 38,921,028 km (0.033 R)
• M34: 42,066,173 km (0.059 R)
• M35: 55,413,146 km (0.038 R)
• M36: 58,421,409 km (0.053 R)
• M37: 60,551,384 km (0.101 R)
• M38: 72,865,682 km (0.091 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 872.3

Radius: 6.6

Gravity: 20.03 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 9.1 AU - 9.5 AU

Year: 18605 Days

Day: 20 Hours

Environment

Temp: -221 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 42,512,209 km

• M1: 82,129 km (0.037 R)
• M2: 288,425 km (0.083 R)
• M3: 710,141 km (0.066 R)
• M4: 1,037,312 km (0.099 R)
• M5: 1,679,535 km (0.109 R)
• M6: 1,957,488 km (0.098 R)
• M7: 2,244,566 km (0.106 R)
• M8: 2,582,957 km (0.076 R)
• M9: 2,802,118 km (0.1 R)
• M10: 4,322,481 km (0.112 R)
• M11: 4,597,442 km (0.098 R)
• M12: 5,336,306 km (0.027 R)
• M13: 6,066,493 km (0.111 R)
• M14: 6,679,096 km (0.065 R)
• M15: 7,000,432 km (0.109 R)
• M16: 7,773,853 km (0.064 R)
• M17: 8,656,630 km (0.086 R)
• M18: 14,018,068 km (0.043 R)
• M19: 15,559,375 km (0.072 R)
• M20: 17,125,216 km (0.101 R)
• M21: 17,990,191 km (0.109 R)
• M22: 21,842,636 km (0.105 R)
• M23: 22,448,956 km (0.08 R)
• M24: 22,756,230 km (0.075 R)
• M25: 23,907,236 km (0.11 R)
• M26: 27,475,444 km (0.036 R)
• M27: 28,300,776 km (0.108 R)
• M28: 31,128,774 km (0.083 R)
• M29: 37,626,707 km (0.12 R)
• M30: 42,896,890 km (0.058 R)
• M31: 44,327,345 km (0.078 R)
• M32: 46,948,749 km (0.064 R)
• M33: 48,981,185 km (0.063 R)
• M34: 51,781,358 km (0.087 R)
• M35: 53,950,378 km (0.096 R)
• M36: 61,817,281 km (0.082 R)
• M37: 66,970,778 km (0.072 R)
• M38: 67,820,943 km (0.085 R)
• M39: 69,326,196 km (0.044 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 126.7

Radius: 6.7

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 7.27 AU - 11.87 AU

Year: 19421 Days

Day: 21.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 42,512,209 km

• M1: 83,326 km (0.07 R)
• M2: 476,320 km (0.112 R)
• M3: 1,055,263 km (0.079 R)
• M4: 2,180,688 km (0.116 R)
• M5: 4,460,410 km (0.12 R)
• M6: 5,014,221 km (0.06 R)
• M7: 5,744,708 km (0.112 R)
• M8: 6,653,664 km (0.067 R)
• M9: 8,276,353 km (0.044 R)
• M10: 9,111,109 km (0.094 R)
• M11: 10,000,917 km (0.091 R)
• M12: 12,617,234 km (0.087 R)
• M13: 13,780,657 km (0.116 R)
• M14: 14,574,124 km (0.108 R)
• M15: 16,930,290 km (0.088 R)
• M16: 18,635,108 km (0.114 R)
• M17: 20,764,932 km (0.115 R)
• M18: 21,725,500 km (0.084 R)
• M19: 22,134,351 km (0.117 R)
• M20: 24,873,488 km (0.068 R)
• M21: 25,231,027 km (0.066 R)
• M22: 25,682,813 km (0.117 R)
• M23: 26,882,588 km (0.049 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 437 - 14,659 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit