🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.45 AU - 0.57 AU

Year: 239 Days

Day: 46.8 Hours

Environment

Temp: -108 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.55 AU - 0.79 AU

Year: 360 Days

Day: 15.6 Hours

Environment

Temp: -126 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 466.6

Radius: 11.5

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.9 AU - 1.42 AU

Year: 820 Days

Day: 7.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 71,064,928 km

• M1: 145,559 km (0.103 R)
• M2: 558,449 km (0.109 R)
• M3: 1,149,510 km (0.111 R)
• M4: 1,739,823 km (0.092 R)
• M5: 2,106,338 km (0.119 R)
• M6: 2,654,764 km (0.111 R)
• M7: 3,133,327 km (0.065 R)
• M8: 5,414,097 km (0.039 R)
• M9: 6,654,412 km (0.091 R)
• M10: 7,408,386 km (0.101 R)
• M11: 7,817,835 km (0.061 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 163.6

Radius: 13.9

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 3.66 AU - 3.86 AU

Year: 4783 Days

Day: 5.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 71,064,928 km

• M1: 176,525 km (0.034 R)
• M2: 2,067,293 km (0.096 R)
• M3: 3,779,590 km (0.117 R)
• M4: 5,639,840 km (0.075 R)
• M5: 7,864,659 km (0.115 R)
• M6: 9,747,049 km (0.101 R)
• M7: 10,362,495 km (0.059 R)
• M8: 12,366,358 km (0.047 R)
• M9: 14,385,032 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 891.5

Radius: 7.8

Gravity: 14.65 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 5.14 AU - 7.84 AU

Year: 10846 Days

Day: 20.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 71,064,928 km

• M1: 98,286 km (0.095 R)
• M2: 349,311 km (0.088 R)
• M3: 684,261 km (0.106 R)
• M4: 938,128 km (0.12 R)
• M5: 1,206,806 km (0.085 R)
• M6: 1,484,160 km (0.083 R)
• M7: 1,870,422 km (0.111 R)
• M8: 2,115,164 km (0.071 R)
• M9: 3,171,176 km (0.113 R)
• M10: 4,451,135 km (0.111 R)
• M11: 5,055,660 km (0.104 R)
• M12: 6,157,897 km (0.072 R)
• M13: 6,466,667 km (0.06 R)
• M14: 6,745,368 km (0.037 R)
• M15: 7,369,490 km (0.086 R)
• M16: 7,806,615 km (0.077 R)
• M17: 10,526,604 km (0.039 R)
• M18: 10,801,565 km (0.089 R)
• M19: 11,194,409 km (0.092 R)
• M20: 12,800,192 km (0.077 R)
• M21: 13,240,309 km (0.105 R)
• M22: 14,150,911 km (0.085 R)
• M23: 17,514,021 km (0.086 R)
• M24: 18,610,424 km (0.087 R)
• M25: 23,269,650 km (0.108 R)
• M26: 28,651,732 km (0.064 R)
• M27: 34,930,205 km (0.086 R)
• M28: 35,419,689 km (0.06 R)
• M29: 37,551,010 km (0.058 R)
• M30: 37,807,271 km (0.119 R)
• M31: 39,899,398 km (0.104 R)
• M32: 43,885,882 km (0.081 R)
• M33: 49,654,974 km (0.051 R)
• M34: 51,526,892 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 227.5

Radius: 3.8

Gravity: 15.75 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 5.64 AU - 9.02 AU

Year: 13019 Days

Day: 23.3 Hours

Environment

Temp: -225 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 71,064,928 km

• M1: 47,572 km (0.093 R)
• M2: 251,923 km (0.111 R)
• M3: 485,595 km (0.084 R)
• M4: 607,517 km (0.077 R)
• M5: 726,148 km (0.047 R)
• M6: 1,146,967 km (0.093 R)
• M7: 1,520,064 km (0.105 R)
• M8: 2,001,171 km (0.093 R)
• M9: 2,320,712 km (0.04 R)
• M10: 2,465,074 km (0.109 R)
• M11: 2,831,888 km (0.056 R)
• M12: 4,203,999 km (0.095 R)
• M13: 4,337,441 km (0.099 R)
• M14: 4,841,735 km (0.116 R)
• M15: 5,478,124 km (0.097 R)
• M16: 5,734,685 km (0.105 R)
• M17: 5,965,664 km (0.114 R)
• M18: 6,168,519 km (0.094 R)
• M19: 7,026,462 km (0.088 R)
• M20: 7,961,150 km (0.048 R)
• M21: 8,585,571 km (0.063 R)
• M22: 11,104,650 km (0.096 R)
• M23: 15,615,325 km (0.092 R)
• M24: 16,195,765 km (0.118 R)
• M25: 18,164,173 km (0.108 R)
• M26: 19,169,172 km (0.076 R)
• M27: 20,514,954 km (0.103 R)
• M28: 22,731,546 km (0.116 R)
• M29: 23,728,466 km (0.086 R)
• M30: 24,067,156 km (0.116 R)
• M31: 25,898,533 km (0.117 R)
• M32: 27,169,666 km (0.064 R)
• M33: 29,444,451 km (0.1 R)
• M34: 33,618,830 km (0.118 R)
• M35: 35,459,482 km (0.055 R)
• M36: 36,460,591 km (0.045 R)
• M37: 36,685,587 km (0.116 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 428.9

Radius: 5.2

Gravity: 15.86 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 6.71 AU - 8.83 AU

Year: 14208 Days

Day: 22 Hours

Environment

Temp: -230 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 71,064,928 km

• M1: 64,626 km (0.119 R)
• M2: 323,431 km (0.059 R)
• M3: 517,160 km (0.12 R)
• M4: 771,327 km (0.064 R)
• M5: 1,027,887 km (0.05 R)
• M6: 1,213,089 km (0.057 R)
• M7: 2,419,746 km (0.089 R)
• M8: 3,711,074 km (0.113 R)
• M9: 4,781,447 km (0.101 R)
• M10: 5,070,171 km (0.081 R)
• M11: 6,534,884 km (0.109 R)
• M12: 7,683,795 km (0.084 R)
• M13: 8,865,768 km (0.116 R)
• M14: 11,133,672 km (0.077 R)
• M15: 14,083,742 km (0.071 R)
• M16: 14,477,334 km (0.089 R)
• M17: 19,064,304 km (0.106 R)
• M18: 21,467,743 km (0.065 R)
• M19: 24,065,660 km (0.1 R)
• M20: 25,682,214 km (0.109 R)
• M21: 26,368,270 km (0.104 R)
• M22: 31,073,871 km (0.079 R)
• M23: 31,517,279 km (0.094 R)
• M24: 32,190,470 km (0.03 R)
• M25: 34,979,124 km (0.098 R)
• M26: 35,459,034 km (0.049 R)
• M27: 38,942,121 km (0.066 R)
• M28: 40,634,222 km (0.073 R)
• M29: 41,699,359 km (0.114 R)
• M30: 44,024,559 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 798.7

Radius: 4.5

Gravity: 39.44 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 8.13 AU - 9.19 AU

Year: 16718 Days

Day: 18.4 Hours

Environment

Temp: -236 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 71,064,928 km

• M1: 60,886 km (0.093 R)
• M2: 238,609 km (0.113 R)
• M3: 520,301 km (0.068 R)
• M4: 1,392,457 km (0.071 R)
• M5: 1,805,796 km (0.098 R)
• M6: 2,171,413 km (0.106 R)
• M7: 3,983,193 km (0.079 R)
• M8: 4,843,381 km (0.073 R)
• M9: 7,428,282 km (0.101 R)
• M10: 9,039,003 km (0.102 R)
• M11: 10,390,021 km (0.04 R)
• M12: 12,326,865 km (0.092 R)
• M13: 13,839,149 km (0.097 R)
• M14: 18,933,555 km (0.053 R)
• M15: 23,996,845 km (0.069 R)
• M16: 26,120,686 km (0.094 R)
• M17: 38,213,878 km (0.047 R)
• M18: 42,747,442 km (0.107 R)
• M19: 45,537,442 km (0.118 R)
• M20: 50,115,137 km (0.105 R)
• M21: 52,514,837 km (0.101 R)
• M22: 53,566,210 km (0.118 R)
• M23: 58,098,727 km (0.118 R)
• M24: 59,790,978 km (0.056 R)
• M25: 62,098,076 km (0.101 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 226 - 17,059 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit