🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.79 AU - 0.91 AU

Year: 298 Days

Day: 23.9 Hours

Environment

Temp: 32 °C

Axial Tilt: 17.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 115,042,501 km

• M1: 381,175 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.38 AU - 1.7 AU

Year: 728 Days

Day: 12.2 Hours

Environment

Temp: -50 °C

Axial Tilt: 39.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.07 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 483.4

Radius: 8.8

Gravity: 6.24 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 4.39 AU - 4.79 AU

Year: 3745 Days

Day: 14.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 115,042,501 km

• M1: 129,552 km (0.116 R)
• M2: 422,165 km (0.065 R)
• M3: 711,039 km (0.067 R)
• M4: 1,071,570 km (0.104 R)
• M5: 2,001,620 km (0.111 R)
• M6: 2,341,955 km (0.109 R)
• M7: 2,917,009 km (0.111 R)
• M8: 4,303,482 km (0.112 R)
• M9: 4,733,127 km (0.073 R)
• M10: 7,293,943 km (0.099 R)
• M11: 7,579,675 km (0.092 R)
• M12: 8,105,961 km (0.051 R)
• M13: 11,447,229 km (0.112 R)
• M14: 14,787,750 km (0.117 R)
• M15: 16,461,750 km (0.081 R)
• M16: 20,244,332 km (0.116 R)
• M17: 20,683,402 km (0.11 R)
• M18: 21,450,839 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 845.4

Radius: 13.3

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 7.54 AU - 8.34 AU

Year: 8520 Days

Day: 6.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 115,042,501 km

• M1: 192,682 km (0.114 R)
• M2: 725,550 km (0.1 R)
• M3: 1,231,190 km (0.065 R)
• M4: 1,974,991 km (0.063 R)
• M5: 2,554,683 km (0.09 R)
• M6: 3,024,570 km (0.075 R)
• M7: 3,504,031 km (0.113 R)
• M8: 4,333,102 km (0.067 R)
• M9: 5,582,095 km (0.112 R)
• M10: 7,335,083 km (0.092 R)
• M11: 10,822,957 km (0.102 R)
• M12: 12,010,016 km (0.114 R)
• M13: 12,462,699 km (0.11 R)
• M14: 23,038,670 km (0.119 R)
• M15: 31,115,609 km (0.054 R)
• M16: 33,954,079 km (0.06 R)
• M17: 38,529,081 km (0.09 R)
• M18: 41,155,272 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 83.8

Radius: 14

Gravity: 0.43 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 9.32 AU - 10.88 AU

Year: 12223 Days

Day: 12 Hours

Environment

Temp: -180 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 115,042,501 km

• M1: 174,132 km (0.116 R)
• M2: 853,905 km (0.072 R)
• M3: 3,472,167 km (0.103 R)
• M4: 5,753,385 km (0.112 R)
• M5: 6,615,667 km (0.107 R)
• M6: 11,713,962 km (0.072 R)
• M7: 12,274,505 km (0.115 R)
• M8: 17,546,035 km (0.118 R)
• M9: 20,009,164 km (0.059 R)
• M10: 21,358,088 km (0.108 R)
• M11: 24,086,753 km (0.065 R)

Asteroid Belt

Center: 14.58 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 19.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 943.2

Radius: 7.4

Gravity: 17.22 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 18.66 AU - 19.46 AU

Year: 31687 Days

Day: 22.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 115,042,501 km

• M1: 92,003 km (0.106 R)
• M2: 421,118 km (0.115 R)
• M3: 762,351 km (0.026 R)
• M4: 1,011,581 km (0.089 R)
• M5: 1,508,994 km (0.098 R)
• M6: 1,803,253 km (0.099 R)
• M7: 2,066,096 km (0.087 R)
• M8: 2,895,616 km (0.05 R)
• M9: 3,134,075 km (0.11 R)
• M10: 3,450,624 km (0.091 R)
• M11: 4,260,697 km (0.037 R)
• M12: 4,530,721 km (0.026 R)
• M13: 6,251,396 km (0.099 R)
• M14: 8,189,735 km (0.066 R)
• M15: 8,978,715 km (0.077 R)
• M16: 9,685,116 km (0.11 R)
• M17: 12,102,917 km (0.033 R)
• M18: 14,808,394 km (0.118 R)
• M19: 18,394,405 km (0.081 R)
• M20: 22,289,036 km (0.119 R)
• M21: 23,105,242 km (0.066 R)
• M22: 24,183,842 km (0.078 R)
• M23: 24,550,806 km (0.115 R)
• M24: 25,421,166 km (0.1 R)
• M25: 31,514,886 km (0.118 R)
• M26: 34,049,373 km (0.085 R)
• M27: 35,287,744 km (0.103 R)
• M28: 40,370,930 km (0.113 R)
• M29: 41,408,092 km (0.106 R)
• M30: 42,640,479 km (0.11 R)
• M31: 44,260,624 km (0.065 R)
• M32: 46,861,832 km (0.107 R)
• M33: 59,611,311 km (0.097 R)
• M34: 67,738,065 km (0.115 R)
• M35: 84,170,494 km (0.117 R)
• M36: 84,731,636 km (0.1 R)
• M37: 93,450,947 km (0.091 R)
• M38: 112,305,665 km (0.109 R)
• M39: 114,011,080 km (0.098 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: 499 - 11,224 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit