🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.03 AU - 1.35 AU

Year: 452 Days

Day: 24.4 Hours

Environment

Temp: 31 °C

Axial Tilt: 32.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 2 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 2.35 AU - 3.27 AU

Year: 1640 Days

Day: 12.5 Hours

Environment

Temp: -81 °C

Axial Tilt: 48.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 3.07 AU - 3.37 AU

Year: 2012 Days

Day: 30.7 Hours

Environment

Temp: -95 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,897,024 km

• M1: 629,957 km (0.04 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 3.91 AU - 5.29 AU

Year: 3436 Days

Day: 18.9 Hours

Environment

Temp: -125 °C

Axial Tilt: 16.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,897,024 km

• M1: 30,518 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 136.9

Radius: 12

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 5.83 AU - 5.95 AU

Year: 4978 Days

Day: 11.7 Hours

Environment

Temp: -130 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 61,897,024 km

• M1: 149,299 km (0.07 R)
• M2: 654,191 km (0.12 R)
• M3: 1,396,646 km (0.108 R)
• M4: 1,926,821 km (0.099 R)
• M5: 2,317,869 km (0.095 R)
• M6: 3,149,185 km (0.11 R)
• M7: 3,733,813 km (0.114 R)
• M8: 7,308,155 km (0.067 R)
• M9: 8,400,070 km (0.102 R)
• M10: 9,018,657 km (0.101 R)
• M11: 10,792,439 km (0.071 R)
• M12: 11,406,389 km (0.117 R)
• M13: 12,083,918 km (0.085 R)
• M14: 13,301,794 km (0.04 R)
• M15: 15,255,692 km (0.109 R)
• M16: 15,736,200 km (0.105 R)
• M17: 17,290,522 km (0.039 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 202.2

Radius: 11.4

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 6.26 AU - 7.64 AU

Year: 6381 Days

Day: 6.8 Hours

Environment

Temp: -147 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 61,897,024 km

• M1: 141,819 km (0.09 R)
• M2: 1,082,341 km (0.118 R)
• M3: 1,612,964 km (0.12 R)
• M4: 2,505,764 km (0.117 R)
• M5: 3,279,185 km (0.082 R)
• M6: 4,293,160 km (0.097 R)
• M7: 5,504,902 km (0.091 R)
• M8: 6,809,845 km (0.114 R)
• M9: 7,277,039 km (0.068 R)
• M10: 7,865,856 km (0.112 R)
• M11: 8,808,622 km (0.105 R)
• M12: 9,439,775 km (0.096 R)
• M13: 10,021,561 km (0.049 R)
• M14: 11,559,128 km (0.097 R)
• M15: 13,344,429 km (0.1 R)
• M16: 15,731,862 km (0.108 R)
• M17: 16,439,609 km (0.115 R)
• M18: 16,885,560 km (0.088 R)
• M19: 18,630,470 km (0.079 R)
• M20: 19,670,923 km (0.09 R)
• M21: 21,402,519 km (0.094 R)
• M22: 22,136,446 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 27

Radius: 3.3

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 11.21 AU - 15.91 AU

Year: 17389 Days

Day: 23.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 61,897,024 km

• M1: 146,756 km (0.106 R)
• M2: 255,962 km (0.069 R)
• M3: 525,388 km (0.114 R)
• M4: 1,167,462 km (0.1 R)
• M5: 2,517,283 km (0.091 R)
• M6: 3,566,712 km (0.113 R)
• M7: 6,537,876 km (0.102 R)
• M8: 9,126,667 km (0.111 R)
• M9: 12,233,815 km (0.094 R)
• M10: 18,497,627 km (0.114 R)
• M11: 21,466,397 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 194.6

Radius: 5.4

Gravity: 6.67 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 15.84 AU - 21 AU

Year: 27531 Days

Day: 19.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 61,897,024 km

• M1: 70,610 km (0.1 R)
• M2: 334,950 km (0.082 R)
• M3: 809,624 km (0.104 R)
• M4: 1,056,610 km (0.119 R)
• M5: 1,891,366 km (0.11 R)
• M6: 2,786,859 km (0.106 R)
• M7: 7,795,844 km (0.107 R)
• M8: 9,014,169 km (0.105 R)
• M9: 10,751,898 km (0.102 R)
• M10: 11,159,852 km (0.056 R)
• M11: 17,125,665 km (0.034 R)
• M12: 18,830,333 km (0.112 R)
• M13: 21,457,122 km (0.099 R)
• M14: 22,478,426 km (0.052 R)
• M15: 24,021,379 km (0.104 R)
• M16: 26,360,790 km (0.116 R)
• M17: 31,842,954 km (0.097 R)
• M18: 37,637,777 km (0.093 R)
• M19: 37,904,510 km (0.098 R)
• M20: 49,800,383 km (0.105 R)
• M21: 53,750,964 km (0.102 R)

Kuiper Belt

Range: 31.5 - 47.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 390 - 16,768 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit