🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.09 AU - 1.53 AU

Year: 545 Days

Day: 21.5 Hours

Environment

Temp: -7 °C

Axial Tilt: 36.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.62 AU - 2.24 AU

Year: 974 Days

Day: 23.4 Hours

Environment

Temp: -66 °C

Axial Tilt: 27.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.81 AU - 2.57 AU

Year: 1178 Days

Day: 18.7 Hours

Environment

Temp: -82 °C

Axial Tilt: 9.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 926.8

Radius: 13.8

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 4.08 AU - 6.1 AU

Year: 4174 Days

Day: 13.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 110,540,824 km

• M1: 171,589 km (0.11 R)
• M2: 990,488 km (0.064 R)
• M3: 1,579,604 km (0.103 R)
• M4: 2,156,154 km (0.109 R)
• M5: 3,055,537 km (0.116 R)
• M6: 3,940,109 km (0.118 R)
• M7: 4,679,122 km (0.093 R)
• M8: 6,217,138 km (0.1 R)
• M9: 7,427,385 km (0.104 R)
• M10: 8,711,533 km (0.05 R)
• M11: 19,025,408 km (0.069 R)
• M12: 21,345,522 km (0.06 R)
• M13: 21,990,139 km (0.088 R)
• M14: 22,795,424 km (0.12 R)
• M15: 24,698,758 km (0.108 R)
• M16: 25,170,889 km (0.113 R)
• M17: 25,729,338 km (0.11 R)
• M18: 26,706,062 km (0.098 R)
• M19: 27,370,726 km (0.059 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 907.3

Radius: 13.1

Gravity: 5.29 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 4.29 AU - 6.99 AU

Year: 4868 Days

Day: 5.8 Hours

Environment

Temp: -150 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 110,540,824 km

• M1: 163,959 km (0.075 R)
• M2: 572,960 km (0.108 R)
• M3: 1,091,616 km (0.089 R)
• M4: 1,765,105 km (0.089 R)
• M5: 2,300,217 km (0.093 R)
• M6: 3,196,009 km (0.11 R)
• M7: 4,437,222 km (0.084 R)
• M8: 5,126,270 km (0.058 R)
• M9: 6,887,636 km (0.045 R)
• M10: 7,556,039 km (0.066 R)
• M11: 8,501,198 km (0.051 R)
• M12: 10,354,267 km (0.041 R)
• M13: 11,423,892 km (0.079 R)
• M14: 12,260,742 km (0.072 R)
• M15: 13,565,086 km (0.108 R)
• M16: 19,236,790 km (0.073 R)
• M17: 21,580,091 km (0.029 R)
• M18: 26,827,087 km (0.059 R)
• M19: 28,040,176 km (0.029 R)
• M20: 29,199,111 km (0.054 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 795.7

Radius: 4.6

Gravity: 37.6 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 10.54 AU - 17.56 AU

Year: 19140 Days

Day: 15.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 110,540,824 km

• M1: 57,745 km (0.073 R)
• M2: 303,833 km (0.112 R)
• M3: 466,147 km (0.103 R)
• M4: 706,551 km (0.1 R)
• M5: 929,601 km (0.07 R)
• M6: 1,198,728 km (0.105 R)
• M7: 2,325,050 km (0.046 R)
• M8: 3,272,304 km (0.116 R)
• M9: 3,529,762 km (0.07 R)
• M10: 3,831,501 km (0.056 R)
• M11: 4,085,219 km (0.045 R)
• M12: 4,417,924 km (0.094 R)
• M13: 9,022,248 km (0.087 R)
• M14: 13,834,811 km (0.049 R)
• M15: 21,968,747 km (0.104 R)
• M16: 27,023,958 km (0.104 R)
• M17: 35,908,127 km (0.105 R)
• M18: 38,471,486 km (0.112 R)
• M19: 40,096,418 km (0.086 R)
• M20: 43,009,986 km (0.037 R)
• M21: 44,921,099 km (0.075 R)
• M22: 48,061,607 km (0.034 R)
• M23: 52,412,512 km (0.091 R)
• M24: 58,355,287 km (0.057 R)
• M25: 62,691,381 km (0.086 R)
• M26: 70,678,262 km (0.098 R)
• M27: 71,336,193 km (0.1 R)
• M28: 72,441,871 km (0.108 R)
• M29: 76,747,448 km (0.057 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 488.7

Radius: 4.2

Gravity: 27.7 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 14.27 AU - 20.53 AU

Year: 26379 Days

Day: 15.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 110,540,824 km

• M1: 52,210 km (0.069 R)
• M2: 197,020 km (0.107 R)
• M3: 333,603 km (0.099 R)
• M4: 1,344,436 km (0.086 R)
• M5: 1,607,579 km (0.082 R)
• M6: 1,884,784 km (0.109 R)
• M7: 2,128,778 km (0.05 R)
• M8: 2,280,769 km (0.098 R)
• M9: 3,525,872 km (0.093 R)
• M10: 4,361,526 km (0.114 R)
• M11: 4,536,107 km (0.06 R)
• M12: 5,440,575 km (0.094 R)
• M13: 5,977,632 km (0.097 R)
• M14: 8,268,424 km (0.119 R)
• M15: 11,742,236 km (0.077 R)
• M16: 12,777,154 km (0.093 R)
• M17: 13,063,185 km (0.108 R)
• M18: 14,557,219 km (0.118 R)
• M19: 17,352,306 km (0.102 R)
• M20: 17,880,087 km (0.055 R)
• M21: 18,237,776 km (0.081 R)
• M22: 18,967,514 km (0.093 R)
• M23: 25,407,852 km (0.117 R)
• M24: 29,175,923 km (0.085 R)
• M25: 30,047,181 km (0.069 R)
• M26: 30,935,493 km (0.058 R)
• M27: 37,504,037 km (0.075 R)
• M28: 44,779,131 km (0.119 R)
• M29: 50,059,337 km (0.106 R)
• M30: 54,234,614 km (0.07 R)
• M31: 56,502,517 km (0.114 R)
• M32: 60,421,234 km (0.108 R)
• M33: 61,226,220 km (0.102 R)
• M34: 70,113,829 km (0.093 R)
• M35: 74,863,412 km (0.093 R)
• M36: 75,791,816 km (0.104 R)
• M37: 76,493,131 km (0.088 R)
• M38: 81,523,659 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 856.5

Radius: 3.1

Gravity: 89.13 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 17.15 AU - 21.87 AU

Year: 31320 Days

Day: 18.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 110,540,824 km

• M1: 38,596 km (0.093 R)
• M2: 173,982 km (0.118 R)
• M3: 354,996 km (0.072 R)
• M4: 491,130 km (0.116 R)
• M5: 651,349 km (0.088 R)
• M6: 832,961 km (0.105 R)
• M7: 1,018,612 km (0.099 R)
• M8: 1,472,641 km (0.113 R)
• M9: 1,806,993 km (0.115 R)
• M10: 3,394,675 km (0.1 R)
• M11: 4,940,619 km (0.086 R)
• M12: 6,054,226 km (0.101 R)
• M13: 7,993,762 km (0.06 R)
• M14: 9,071,764 km (0.1 R)
• M15: 10,794,384 km (0.088 R)
• M16: 12,412,584 km (0.061 R)
• M17: 16,959,761 km (0.087 R)
• M18: 22,733,341 km (0.086 R)
• M19: 24,752,164 km (0.097 R)
• M20: 29,690,241 km (0.071 R)
• M21: 30,666,217 km (0.031 R)
• M22: 33,872,399 km (0.096 R)
• M23: 37,134,380 km (0.039 R)
• M24: 37,778,698 km (0.076 R)
• M25: 38,103,475 km (0.117 R)
• M26: 38,594,306 km (0.115 R)
• M27: 46,656,734 km (0.1 R)
• M28: 47,218,324 km (0.082 R)
• M29: 69,105,390 km (0.096 R)
• M30: 69,834,979 km (0.093 R)
• M31: 82,216,596 km (0.09 R)
• M32: 85,525,402 km (0.1 R)
• M33: 89,208,801 km (0.113 R)
• M34: 90,943,986 km (0.075 R)
• M35: 92,701,462 km (0.096 R)
• M36: 92,996,619 km (0.114 R)
• M37: 94,183,379 km (0.106 R)
• M38: 99,958,156 km (0.086 R)

Kuiper Belt

Range: 30.2 - 47.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 295 - 14,957 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit