🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.77 AU - 0.79 AU

Year: 265 Days

Day: 26.5 Hours

Environment

Temp: 103 °C

Axial Tilt: 14.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 3.68 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 76.1

Radius: 9.4

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 5.91 AU - 7.23 AU

Year: 6484 Days

Day: 13.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 95,193,066 km

• M1: 144,362 km (0.07 R)
• M2: 473,477 km (0.088 R)
• M3: 767,287 km (0.11 R)
• M4: 1,189,602 km (0.109 R)
• M5: 1,528,142 km (0.088 R)
• M6: 2,786,709 km (0.074 R)
• M7: 3,095,629 km (0.067 R)
• M8: 4,066,070 km (0.049 R)
• M9: 5,113,405 km (0.086 R)
• M10: 6,149,968 km (0.088 R)
• M11: 7,064,311 km (0.095 R)
• M12: 7,554,094 km (0.103 R)
• M13: 13,818,355 km (0.116 R)
• M14: 16,302,578 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 301.2

Radius: 13.5

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 7.08 AU - 8 AU

Year: 7971 Days

Day: 7.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 95,193,066 km

• M1: 177,722 km (0.1 R)
• M2: 741,407 km (0.076 R)
• M3: 1,824,645 km (0.082 R)
• M4: 4,110,800 km (0.097 R)
• M5: 4,967,397 km (0.055 R)
• M6: 6,504,216 km (0.076 R)
• M7: 7,524,324 km (0.066 R)
• M8: 8,338,286 km (0.061 R)
• M9: 9,128,462 km (0.114 R)
• M10: 9,881,837 km (0.076 R)
• M11: 11,229,115 km (0.086 R)
• M12: 12,543,482 km (0.099 R)
• M13: 13,528,285 km (0.069 R)
• M14: 15,593,184 km (0.075 R)
• M15: 16,548,367 km (0.093 R)
• M16: 17,605,575 km (0.091 R)
• M17: 18,248,098 km (0.116 R)
• M18: 20,976,314 km (0.102 R)
• M19: 22,288,736 km (0.048 R)
• M20: 23,193,504 km (0.094 R)
• M21: 23,655,014 km (0.104 R)
• M22: 24,122,657 km (0.118 R)
• M23: 29,863,475 km (0.071 R)
• M24: 30,870,418 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 110.8

Radius: 12.8

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 9.64 AU - 10.62 AU

Year: 12413 Days

Day: 7.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 95,193,066 km

• M1: 202,406 km (0.084 R)
• M2: 605,871 km (0.067 R)
• M3: 1,124,078 km (0.048 R)
• M4: 1,818,661 km (0.093 R)
• M5: 2,257,581 km (0.088 R)
• M6: 3,060,772 km (0.058 R)
• M7: 4,281,641 km (0.103 R)
• M8: 5,542,452 km (0.081 R)
• M9: 5,953,397 km (0.085 R)
• M10: 7,207,177 km (0.09 R)
• M11: 8,983,352 km (0.085 R)
• M12: 10,628,630 km (0.062 R)
• M13: 11,976,506 km (0.069 R)
• M14: 16,402,659 km (0.108 R)
• M15: 19,646,838 km (0.106 R)
• M16: 22,033,522 km (0.1 R)
• M17: 25,241,050 km (0.07 R)
• M18: 25,804,436 km (0.105 R)
• M19: 28,747,774 km (0.076 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 161.8

Radius: 7.5

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 12.45 AU - 16.91 AU

Year: 21655 Days

Day: 18.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 95,193,066 km

• M1: 150,645 km (0.086 R)
• M2: 769,083 km (0.104 R)
• M3: 1,111,512 km (0.098 R)
• M4: 7,887,997 km (0.095 R)
• M5: 8,555,652 km (0.099 R)
• M6: 8,974,077 km (0.12 R)
• M7: 16,003,980 km (0.054 R)
• M8: 16,710,980 km (0.098 R)
• M9: 19,828,899 km (0.097 R)
• M10: 26,595,659 km (0.091 R)
• M11: 32,020,227 km (0.108 R)
• M12: 33,369,151 km (0.051 R)
• M13: 39,910,019 km (0.062 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 582

Radius: 6

Gravity: 16.17 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 18.21 AU - 18.57 AU

Year: 30363 Days

Day: 24.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 95,193,066 km

• M1: 74,649 km (0.063 R)
• M2: 303,534 km (0.074 R)
• M3: 629,358 km (0.06 R)
• M4: 918,232 km (0.108 R)
• M5: 1,129,464 km (0.107 R)
• M6: 2,276,580 km (0.068 R)
• M7: 3,133,327 km (0.103 R)
• M8: 3,586,908 km (0.119 R)
• M9: 5,630,565 km (0.115 R)
• M10: 6,440,338 km (0.057 R)
• M11: 7,172,171 km (0.072 R)
• M12: 7,532,103 km (0.068 R)
• M13: 9,034,365 km (0.059 R)
• M14: 9,272,824 km (0.072 R)
• M15: 9,638,292 km (0.098 R)
• M16: 11,541,476 km (0.094 R)
• M17: 11,751,661 km (0.072 R)
• M18: 12,324,770 km (0.108 R)
• M19: 13,142,771 km (0.118 R)
• M20: 13,681,922 km (0.101 R)
• M21: 15,986,477 km (0.047 R)
• M22: 17,875,898 km (0.055 R)
• M23: 18,251,987 km (0.113 R)
• M24: 18,729,504 km (0.035 R)
• M25: 20,313,596 km (0.107 R)
• M26: 30,380,485 km (0.076 R)
• M27: 36,623,055 km (0.068 R)
• M28: 37,229,524 km (0.069 R)
• M29: 38,932,247 km (0.113 R)
• M30: 42,159,822 km (0.061 R)
• M31: 67,130,249 km (0.107 R)
• M32: 68,266,744 km (0.105 R)
• M33: 74,869,097 km (0.104 R)
• M34: 76,583,788 km (0.091 R)
• M35: 77,078,508 km (0.111 R)
• M36: 88,507,635 km (0.045 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 213 - 14,357 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit