🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.45 AU - 0.55 AU

Year: 130 Days

Day: 36 Hours

Environment

Temp: 221 °C

Axial Tilt: 19.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.99 AU - 1.09 AU

Year: 389 Days

Day: 23.9 Hours

Environment

Temp: 27 °C

Axial Tilt: 172.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 90,939,374 km

• M1: 145,708 km (0.057 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.02 AU - 1.68 AU

Year: 576 Days

Day: 29.9 Hours

Environment

Temp: -5 °C

Axial Tilt: 39.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.3 AU - 2.02 AU

Year: 785 Days

Day: 36 Hours

Environment

Temp: -44 °C

Axial Tilt: 8.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.56 AU - 2.44 AU

Year: 1038 Days

Day: 14.2 Hours

Environment

Temp: -63 °C

Axial Tilt: 7.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,939,374 km

• M1: 796,010 km (0.066 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 2.87 AU - 3.14 AU

Year: 1907 Days

Day: 18.2 Hours

Environment

Temp: -102 °C

Axial Tilt: 22.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 209.1

Radius: 13.4

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 5.23 AU - 6.87 AU

Year: 5463 Days

Day: 14.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 90,939,374 km

• M1: 168,298 km (0.104 R)
• M2: 727,345 km (0.078 R)
• M3: 1,313,320 km (0.06 R)
• M4: 1,752,090 km (0.109 R)
• M5: 2,195,798 km (0.099 R)
• M6: 2,699,793 km (0.078 R)
• M7: 3,630,890 km (0.107 R)
• M8: 4,606,717 km (0.056 R)
• M9: 5,829,380 km (0.078 R)
• M10: 6,263,364 km (0.107 R)
• M11: 7,045,162 km (0.111 R)
• M12: 9,898,592 km (0.07 R)
• M13: 11,794,296 km (0.077 R)
• M14: 12,227,083 km (0.102 R)
• M15: 12,805,578 km (0.08 R)
• M16: 13,262,898 km (0.114 R)
• M17: 14,552,432 km (0.095 R)
• M18: 15,406,337 km (0.108 R)
• M19: 17,884,874 km (0.079 R)
• M20: 18,747,605 km (0.103 R)
• M21: 19,338,068 km (0.062 R)
• M22: 19,940,947 km (0.109 R)
• M23: 21,502,899 km (0.1 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 175.3

Radius: 7.8

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 12.76 AU - 17.88 AU

Year: 22012 Days

Day: 18.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 90,939,374 km

• M1: 96,939 km (0.106 R)
• M2: 466,446 km (0.095 R)
• M3: 1,154,297 km (0.115 R)
• M4: 1,484,759 km (0.055 R)
• M5: 2,475,097 km (0.081 R)
• M6: 2,721,634 km (0.117 R)
• M7: 3,824,021 km (0.115 R)
• M8: 6,255,734 km (0.08 R)
• M9: 6,915,162 km (0.044 R)
• M10: 8,555,502 km (0.094 R)
• M11: 9,515,771 km (0.109 R)
• M12: 10,177,442 km (0.11 R)
• M13: 11,763,479 km (0.106 R)
• M14: 12,645,508 km (0.08 R)
• M15: 12,949,042 km (0.035 R)
• M16: 13,825,087 km (0.102 R)
• M17: 14,277,621 km (0.114 R)
• M18: 14,740,028 km (0.091 R)
• M19: 15,625,198 km (0.103 R)
• M20: 16,258,446 km (0.073 R)
• M21: 21,954,834 km (0.059 R)
• M22: 23,470,859 km (0.12 R)
• M23: 24,770,864 km (0.039 R)
• M24: 29,274,209 km (0.069 R)
• M25: 30,779,313 km (0.115 R)
• M26: 32,109,986 km (0.119 R)
• M27: 34,059,994 km (0.04 R)
• M28: 35,966,320 km (0.115 R)
• M29: 36,209,566 km (0.116 R)
• M30: 42,651,849 km (0.076 R)
• M31: 44,583,756 km (0.109 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 893.6

Radius: 6.1

Gravity: 24.02 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 14.04 AU - 17.4 AU

Year: 22880 Days

Day: 20.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 90,939,374 km

• M1: 77,342 km (0.11 R)
• M2: 388,655 km (0.027 R)
• M3: 579,692 km (0.118 R)
• M4: 905,366 km (0.054 R)
• M5: 1,904,381 km (0.067 R)
• M6: 2,179,342 km (0.082 R)
• M7: 2,653,866 km (0.088 R)
• M8: 3,341,268 km (0.106 R)
• M9: 3,774,653 km (0.083 R)
• M10: 4,641,124 km (0.079 R)
• M11: 4,905,913 km (0.089 R)
• M12: 5,978,829 km (0.115 R)
• M13: 6,247,057 km (0.05 R)
• M14: 7,150,030 km (0.062 R)
• M15: 8,977,967 km (0.076 R)
• M16: 16,290,759 km (0.078 R)
• M17: 16,814,801 km (0.07 R)
• M18: 18,548,191 km (0.119 R)
• M19: 19,604,352 km (0.099 R)
• M20: 21,522,346 km (0.099 R)
• M21: 33,428,392 km (0.04 R)
• M22: 41,557,989 km (0.065 R)
• M23: 42,371,353 km (0.069 R)
• M24: 44,535,735 km (0.112 R)
• M25: 45,216,256 km (0.082 R)
• M26: 45,731,171 km (0.115 R)
• M27: 46,772,672 km (0.069 R)
• M28: 49,445,537 km (0.093 R)
• M29: 54,704,052 km (0.082 R)
• M30: 61,365,645 km (0.09 R)
• M31: 61,996,798 km (0.107 R)
• M32: 68,547,988 km (0.107 R)
• M33: 68,773,881 km (0.102 R)
• M34: 76,028,331 km (0.052 R)
• M35: 76,513,177 km (0.069 R)
• M36: 88,240,603 km (0.087 R)
• M37: 89,044,542 km (0.036 R)
• M38: 90,124,040 km (0.117 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: 268 - 17,926 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit