🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.61 AU - 0.61 AU

Year: 313 Days

Day: 37.5 Hours

Environment

Temp: -129 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 43,535,172 km

• M1: 244,443 km (0.115 R)
• M2: 642,822 km (0.054 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18.2

Radius: 8.3

Gravity: 0.26 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.11 AU - 1.17 AU

Year: 798 Days

Day: 13.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 43,535,172 km

• M1: 103,223 km (0.116 R)
• M2: 362,775 km (0.099 R)
• M3: 624,122 km (0.085 R)
• M4: 894,146 km (0.046 R)
• M5: 1,248,843 km (0.119 R)
• M6: 1,747,303 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 635.7

Radius: 9.1

Gravity: 7.68 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.12 AU - 1.8 AU

Year: 1157 Days

Day: 5.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 43,535,172 km

• M1: 113,246 km (0.096 R)
• M2: 431,141 km (0.065 R)
• M3: 720,912 km (0.099 R)
• M4: 1,055,712 km (0.092 R)
• M5: 1,446,163 km (0.059 R)
• M6: 1,901,987 km (0.116 R)
• M7: 2,224,371 km (0.098 R)
• M8: 2,887,389 km (0.066 R)
• M9: 3,330,497 km (0.102 R)
• M10: 3,692,225 km (0.063 R)
• M11: 4,215,219 km (0.111 R)
• M12: 4,548,523 km (0.062 R)
• M13: 4,861,781 km (0.064 R)
• M14: 6,106,435 km (0.03 R)
• M15: 6,627,036 km (0.108 R)
• M16: 8,286,226 km (0.088 R)
• M17: 9,270,430 km (0.115 R)
• M18: 10,268,099 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.6

Radius: 10.7

Gravity: 8.59 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.89 AU - 1.99 AU

Year: 1773 Days

Day: 10.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 43,535,172 km

• M1: 133,292 km (0.099 R)
• M2: 466,297 km (0.073 R)
• M3: 1,351,916 km (0.063 R)
• M4: 1,749,098 km (0.104 R)
• M5: 2,186,522 km (0.046 R)
• M6: 2,843,856 km (0.12 R)
• M7: 3,252,108 km (0.092 R)
• M8: 3,919,614 km (0.057 R)
• M9: 7,077,774 km (0.083 R)
• M10: 7,506,821 km (0.091 R)
• M11: 7,983,739 km (0.101 R)
• M12: 9,197,726 km (0.116 R)
• M13: 11,282,223 km (0.12 R)
• M14: 12,068,958 km (0.091 R)
• M15: 12,766,084 km (0.087 R)
• M16: 13,489,838 km (0.106 R)
• M17: 14,376,056 km (0.096 R)
• M18: 14,787,301 km (0.07 R)
• M19: 15,681,298 km (0.101 R)
• M20: 17,064,180 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.2

Radius: 12.6

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 3.15 AU - 4.19 AU

Year: 4612 Days

Day: 9.1 Hours

Environment

Temp: -211 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 43,535,172 km

• M1: 159,471 km (0.097 R)
• M2: 593,305 km (0.115 R)
• M3: 1,285,794 km (0.043 R)
• M4: 1,884,484 km (0.095 R)
• M5: 2,945,881 km (0.106 R)
• M6: 5,960,129 km (0.118 R)
• M7: 6,747,762 km (0.112 R)
• M8: 7,870,942 km (0.044 R)
• M9: 8,283,384 km (0.105 R)
• M10: 10,040,859 km (0.102 R)
• M11: 11,678,059 km (0.066 R)
• M12: 13,584,384 km (0.106 R)
• M13: 14,534,780 km (0.114 R)
• M14: 15,582,563 km (0.088 R)
• M15: 19,275,386 km (0.103 R)
• M16: 20,282,479 km (0.118 R)
• M17: 23,585,750 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 158.2

Radius: 13.8

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 3.59 AU - 5.19 AU

Year: 6034 Days

Day: 12 Hours

Environment

Temp: -205 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 43,535,172 km

• M1: 183,108 km (0.113 R)
• M2: 669,151 km (0.117 R)
• M3: 1,305,541 km (0.11 R)
• M4: 2,212,104 km (0.116 R)
• M5: 2,775,041 km (0.104 R)
• M6: 3,849,004 km (0.075 R)
• M7: 4,427,499 km (0.094 R)
• M8: 4,992,829 km (0.06 R)
• M9: 6,159,543 km (0.089 R)
• M10: 7,978,054 km (0.069 R)
• M11: 10,835,523 km (0.062 R)
• M12: 13,934,144 km (0.068 R)
• M13: 18,541,310 km (0.113 R)
• M14: 20,937,120 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 448.6

Radius: 5.7

Gravity: 13.81 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 4.86 AU - 8 AU

Year: 10696 Days

Day: 20.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 43,535,172 km

• M1: 125,662 km (0.095 R)
• M2: 461,958 km (0.082 R)
• M3: 710,141 km (0.03 R)
• M4: 955,182 km (0.095 R)
• M5: 1,378,245 km (0.119 R)
• M6: 1,562,999 km (0.116 R)
• M7: 1,918,443 km (0.083 R)
• M8: 2,219,434 km (0.096 R)
• M9: 4,526,084 km (0.086 R)
• M10: 6,877,014 km (0.05 R)
• M11: 9,088,669 km (0.091 R)
• M12: 9,506,197 km (0.108 R)
• M13: 31,335,817 km (0.081 R)
• M14: 32,501,484 km (0.09 R)
• M15: 33,149,243 km (0.075 R)
• M16: 34,694,439 km (0.058 R)
• M17: 39,250,891 km (0.05 R)
• M18: 41,356,032 km (0.119 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 272 - 13,774 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit