🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.49 AU - 0.51 AU

Year: 232 Days

Day: 28.5 Hours

Environment

Temp: -106 °C

Axial Tilt: 2.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,591,541 km

• M1: 432,188 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.55 AU - 0.65 AU

Year: 305 Days

Day: 45.5 Hours

Environment

Temp: -136 °C

Axial Tilt: 4.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 298.2

Radius: 8.8

Gravity: 3.85 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.6 AU - 0.9 AU

Year: 426 Days

Day: 12.5 Hours

Environment

Temp: -146 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 62,591,541 km

• M1: 109,506 km (0.049 R)
• M2: 420,669 km (0.077 R)
• M3: 1,335,161 km (0.101 R)
• M4: 1,656,497 km (0.099 R)
• M5: 3,105,502 km (0.091 R)
• M6: 3,957,462 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 700.9

Radius: 11.2

Gravity: 5.59 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.99 AU - 1.01 AU

Year: 656 Days

Day: 14.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 62,591,541 km

• M1: 183,557 km (0.057 R)
• M2: 590,014 km (0.043 R)
• M3: 987,496 km (0.09 R)
• M4: 1,423,274 km (0.117 R)
• M5: 2,190,861 km (0.074 R)
• M6: 2,730,012 km (0.117 R)
• M7: 3,241,187 km (0.105 R)
• M8: 3,843,917 km (0.056 R)
• M9: 4,648,305 km (0.077 R)
• M10: 5,543,050 km (0.101 R)
• M11: 5,935,595 km (0.046 R)
• M12: 6,776,784 km (0.03 R)
• M13: 7,559,480 km (0.092 R)

Asteroid Belt

Center: 1.92 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 976.2

Radius: 10.3

Gravity: 9.2 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 2.46 AU - 3.22 AU

Year: 3140 Days

Day: 8.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 62,591,541 km

• M1: 128,056 km (0.107 R)
• M2: 458,069 km (0.119 R)
• M3: 902,973 km (0.094 R)
• M4: 1,531,733 km (0.12 R)
• M5: 1,861,746 km (0.108 R)
• M6: 2,463,129 km (0.088 R)
• M7: 3,134,823 km (0.118 R)
• M8: 4,623,023 km (0.119 R)
• M9: 5,090,965 km (0.115 R)
• M10: 5,455,984 km (0.037 R)
• M11: 6,749,108 km (0.105 R)
• M12: 8,450,036 km (0.039 R)
• M13: 9,535,817 km (0.063 R)
• M14: 11,313,638 km (0.104 R)
• M15: 13,449,148 km (0.101 R)
• M16: 15,191,365 km (0.068 R)
• M17: 15,622,206 km (0.117 R)
• M18: 17,840,743 km (0.085 R)
• M19: 18,624,636 km (0.025 R)
• M20: 21,787,284 km (0.109 R)
• M21: 23,388,430 km (0.069 R)
• M22: 24,254,303 km (0.111 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 457

Radius: 4.3

Gravity: 24.72 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 5.51 AU - 6.33 AU

Year: 9449 Days

Day: 23.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 62,591,541 km

• M1: 54,603 km (0.095 R)
• M2: 237,711 km (0.054 R)
• M3: 820,096 km (0.099 R)
• M4: 1,795,174 km (0.095 R)
• M5: 2,749,010 km (0.069 R)
• M6: 3,323,317 km (0.095 R)
• M7: 3,797,692 km (0.103 R)
• M8: 4,288,821 km (0.069 R)
• M9: 5,058,054 km (0.034 R)
• M10: 5,240,713 km (0.116 R)
• M11: 5,619,345 km (0.092 R)
• M12: 9,652,653 km (0.051 R)
• M13: 10,366,384 km (0.108 R)
• M14: 13,868,620 km (0.067 R)
• M15: 19,314,581 km (0.033 R)
• M16: 19,911,776 km (0.112 R)
• M17: 21,221,505 km (0.083 R)
• M18: 33,935,978 km (0.116 R)
• M19: 36,023,317 km (0.09 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 727.1

Radius: 6.9

Gravity: 15.27 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 6.26 AU - 9.48 AU

Year: 14483 Days

Day: 16.3 Hours

Environment

Temp: -236 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 62,591,541 km

• M1: 85,869 km (0.079 R)
• M2: 444,306 km (0.074 R)
• M3: 769,681 km (0.077 R)
• M4: 2,882,302 km (0.115 R)
• M5: 4,425,404 km (0.082 R)
• M6: 5,934,847 km (0.097 R)
• M7: 6,209,658 km (0.065 R)
• M8: 6,869,684 km (0.103 R)
• M9: 8,475,168 km (0.1 R)
• M10: 10,656,305 km (0.092 R)
• M11: 14,767,404 km (0.04 R)
• M12: 17,650,604 km (0.045 R)
• M13: 22,081,244 km (0.11 R)
• M14: 30,903,629 km (0.046 R)
• M15: 31,611,077 km (0.082 R)
• M16: 31,968,915 km (0.107 R)
• M17: 33,058,437 km (0.111 R)
• M18: 35,183,774 km (0.092 R)
• M19: 40,540,425 km (0.039 R)
• M20: 43,411,956 km (0.043 R)
• M21: 45,956,915 km (0.063 R)
• M22: 46,262,693 km (0.117 R)
• M23: 48,441,586 km (0.101 R)
• M24: 49,716,758 km (0.077 R)
• M25: 53,846,108 km (0.078 R)
• M26: 58,377,128 km (0.095 R)
• M27: 59,095,946 km (0.117 R)
• M28: 62,591,600 km (0.093 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 303 - 11,071 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit