🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.48 AU - 0.58 AU

Year: 146 Days

Day: 39.7 Hours

Environment

Temp: 212 °C

Axial Tilt: 20.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 68,131,622 km

• M1: 106,813 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.57 AU - 0.61 AU

Year: 172 Days

Day: 23.6 Hours

Environment

Temp: 189 °C

Axial Tilt: 3.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.82 AU - 0.92 AU

Year: 307 Days

Day: 43.2 Hours

Environment

Temp: 19 °C

Axial Tilt: 41 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.86 AU - 1.98 AU

Year: 1008 Days

Day: 31.9 Hours

Environment

Temp: -71 °C

Axial Tilt: 19.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290.7

Radius: 14.6

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 6.24 AU - 8.26 AU

Year: 7394 Days

Day: 6.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 68,131,622 km

• M1: 181,761 km (0.069 R)
• M2: 644,468 km (0.062 R)
• M3: 1,224,010 km (0.096 R)
• M4: 1,839,007 km (0.071 R)
• M5: 3,105,652 km (0.1 R)
• M6: 5,688,309 km (0.054 R)
• M7: 7,191,469 km (0.12 R)
• M8: 7,711,770 km (0.09 R)
• M9: 10,050,434 km (0.115 R)
• M10: 11,016,088 km (0.026 R)
• M11: 11,709,474 km (0.105 R)
• M12: 13,859,495 km (0.095 R)
• M13: 14,341,050 km (0.108 R)
• M14: 19,993,157 km (0.032 R)
• M15: 21,591,311 km (0.079 R)
• M16: 24,184,441 km (0.04 R)
• M17: 25,436,575 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 634.1

Radius: 12.3

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 10.75 AU - 10.77 AU

Year: 13368 Days

Day: 7.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 68,131,622 km

• M1: 157,227 km (0.117 R)
• M2: 934,538 km (0.108 R)
• M3: 1,649,167 km (0.111 R)
• M4: 2,221,828 km (0.083 R)
• M5: 3,455,262 km (0.077 R)
• M6: 3,992,767 km (0.079 R)
• M7: 5,270,632 km (0.101 R)
• M8: 8,056,593 km (0.099 R)
• M9: 11,013,545 km (0.113 R)
• M10: 11,764,377 km (0.119 R)
• M11: 12,243,090 km (0.118 R)
• M12: 12,922,563 km (0.034 R)
• M13: 14,222,419 km (0.084 R)
• M14: 16,406,847 km (0.114 R)
• M15: 21,966,203 km (0.079 R)
• M16: 23,062,756 km (0.039 R)
• M17: 26,266,544 km (0.089 R)
• M18: 32,596,628 km (0.12 R)
• M19: 33,542,685 km (0.067 R)
• M20: 34,143,171 km (0.063 R)
• M21: 34,873,358 km (0.069 R)
• M22: 35,489,701 km (0.11 R)
• M23: 36,744,079 km (0.062 R)
• M24: 37,382,264 km (0.109 R)
• M25: 40,684,787 km (0.104 R)
• M26: 44,320,763 km (0.085 R)
• M27: 44,753,849 km (0.056 R)
• M28: 51,274,820 km (0.079 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 137.8

Radius: 3.6

Gravity: 10.63 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 11.44 AU - 12.84 AU

Year: 16021 Days

Day: 18.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 68,131,622 km

• M1: 45,029 km (0.075 R)
• M2: 257,757 km (0.106 R)
• M3: 524,341 km (0.06 R)
• M4: 681,568 km (0.109 R)
• M5: 1,156,092 km (0.091 R)
• M6: 2,394,015 km (0.058 R)
• M7: 3,098,471 km (0.049 R)
• M8: 3,429,382 km (0.117 R)
• M9: 4,032,560 km (0.12 R)
• M10: 6,059,312 km (0.068 R)
• M11: 8,424,305 km (0.045 R)
• M12: 9,066,379 km (0.108 R)
• M13: 10,690,413 km (0.094 R)
• M14: 12,282,284 km (0.119 R)
• M15: 12,827,718 km (0.115 R)
• M16: 13,050,320 km (0.069 R)
• M17: 13,162,668 km (0.091 R)
• M18: 15,545,912 km (0.099 R)
• M19: 20,684,449 km (0.076 R)
• M20: 26,487,949 km (0.107 R)
• M21: 26,668,064 km (0.114 R)
• M22: 29,275,855 km (0.032 R)
• M23: 30,939,233 km (0.071 R)
• M24: 32,355,626 km (0.095 R)
• M25: 36,416,610 km (0.107 R)
• M26: 38,109,010 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 199.3

Radius: 7.6

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 14.95 AU - 23.09 AU

Year: 31417 Days

Day: 21.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 68,131,622 km

• M1: 119,977 km (0.084 R)
• M2: 715,676 km (0.074 R)
• M3: 1,262,905 km (0.058 R)
• M4: 1,788,443 km (0.112 R)
• M5: 2,816,180 km (0.112 R)
• M6: 3,402,903 km (0.12 R)
• M7: 3,887,151 km (0.093 R)
• M8: 4,783,691 km (0.115 R)
• M9: 9,387,715 km (0.095 R)
• M10: 14,210,451 km (0.118 R)
• M11: 15,766,568 km (0.106 R)
• M12: 29,608,859 km (0.056 R)
• M13: 30,197,527 km (0.116 R)
• M14: 32,133,922 km (0.109 R)
• M15: 35,586,790 km (0.083 R)
• M16: 60,666,425 km (0.067 R)
• M17: 66,511,812 km (0.038 R)
• M18: 67,318,443 km (0.086 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 367 - 15,636 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit