🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.44 AU - 0.62 AU

Year: 147 Days

Day: 23.2 Hours

Environment

Temp: 167 °C

Axial Tilt: 29.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.75 AU - 1.09 AU

Year: 336 Days

Day: 39.7 Hours

Environment

Temp: 20 °C

Axial Tilt: 45.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.93 AU - 1.23 AU

Year: 427 Days

Day: 44.2 Hours

Environment

Temp: 1 °C

Axial Tilt: 18.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.1 AU - 1.32 AU

Year: 507 Days

Day: 23.7 Hours

Environment

Temp: -20 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.91 AU - 2.31 AU

Year: 1167 Days

Day: 26.9 Hours

Environment

Temp: -84 °C

Axial Tilt: 1.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.5 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225.7

Radius: 8.8

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 4.42 AU - 5.36 AU

Year: 4118 Days

Day: 11.3 Hours

Environment

Temp: -149 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 102,256,097 km

• M1: 109,506 km (0.083 R)
• M2: 440,715 km (0.065 R)
• M3: 945,159 km (0.097 R)
• M4: 1,588,131 km (0.117 R)
• M5: 2,318,617 km (0.073 R)
• M6: 2,805,858 km (0.075 R)
• M7: 3,394,675 km (0.095 R)
• M8: 4,243,792 km (0.037 R)
• M9: 4,817,500 km (0.082 R)
• M10: 6,739,384 km (0.119 R)
• M11: 7,490,365 km (0.104 R)
• M12: 7,824,417 km (0.11 R)
• M13: 8,686,849 km (0.113 R)
• M14: 9,227,047 km (0.098 R)
• M15: 10,866,789 km (0.109 R)
• M16: 12,395,680 km (0.079 R)
• M17: 13,700,023 km (0.114 R)
• M18: 14,760,373 km (0.062 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 775.1

Radius: 9

Gravity: 9.57 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 8.53 AU - 11.67 AU

Year: 12223 Days

Day: 8.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 102,256,097 km

• M1: 112,049 km (0.044 R)
• M2: 461,210 km (0.056 R)
• M3: 991,684 km (0.115 R)
• M4: 1,681,630 km (0.115 R)
• M5: 2,975,202 km (0.046 R)
• M6: 3,466,482 km (0.118 R)
• M7: 4,068,464 km (0.098 R)
• M8: 5,167,709 km (0.07 R)
• M9: 5,622,935 km (0.069 R)
• M10: 6,142,638 km (0.084 R)
• M11: 6,573,330 km (0.086 R)
• M12: 10,119,997 km (0.119 R)
• M13: 11,059,471 km (0.108 R)
• M14: 11,935,666 km (0.105 R)
• M15: 12,731,826 km (0.112 R)
• M16: 14,092,119 km (0.119 R)
• M17: 14,497,978 km (0.079 R)
• M18: 16,720,404 km (0.057 R)
• M19: 17,873,355 km (0.093 R)
• M20: 21,294,359 km (0.08 R)
• M21: 23,111,674 km (0.118 R)
• M22: 23,676,406 km (0.065 R)
• M23: 25,426,103 km (0.06 R)
• M24: 28,746,428 km (0.111 R)
• M25: 29,509,526 km (0.034 R)
• M26: 30,849,026 km (0.109 R)
• M27: 33,409,094 km (0.09 R)
• M28: 34,496,222 km (0.097 R)
• M29: 37,898,676 km (0.06 R)
• M30: 39,480,224 km (0.099 R)
• M31: 42,915,590 km (0.109 R)
• M32: 49,127,193 km (0.048 R)
• M33: 50,531,917 km (0.083 R)
• M34: 55,073,559 km (0.07 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 806.4

Radius: 4

Gravity: 50.4 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 16.3 AU - 19.4 AU

Year: 28718 Days

Day: 24.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 102,256,097 km

• M1: 126,709 km (0.098 R)
• M2: 312,510 km (0.103 R)
• M3: 588,219 km (0.089 R)
• M4: 1,079,797 km (0.071 R)
• M5: 1,552,826 km (0.089 R)
• M6: 2,465,822 km (0.092 R)
• M7: 2,836,974 km (0.044 R)
• M8: 3,007,067 km (0.11 R)
• M9: 5,526,295 km (0.053 R)
• M10: 6,739,234 km (0.093 R)
• M11: 9,998,074 km (0.081 R)
• M12: 15,094,276 km (0.056 R)
• M13: 16,685,997 km (0.108 R)
• M14: 17,054,307 km (0.062 R)
• M15: 17,998,868 km (0.114 R)
• M16: 19,888,439 km (0.103 R)
• M17: 20,828,063 km (0.048 R)
• M18: 21,362,576 km (0.027 R)
• M19: 23,248,706 km (0.099 R)
• M20: 23,592,631 km (0.111 R)
• M21: 25,363,571 km (0.115 R)
• M22: 29,701,610 km (0.118 R)
• M23: 39,321,501 km (0.059 R)
• M24: 40,466,972 km (0.082 R)
• M25: 41,634,284 km (0.095 R)
• M26: 43,168,111 km (0.115 R)
• M27: 43,513,981 km (0.063 R)
• M28: 53,366,796 km (0.037 R)
• M29: 62,154,923 km (0.11 R)
• M30: 86,302,563 km (0.042 R)
• M31: 87,126,697 km (0.101 R)
• M32: 96,540,293 km (0.108 R)
• M33: 98,321,705 km (0.049 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 542 - 12,887 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit