🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.91 AU - 1.25 AU

Year: 410 Days

Day: 15.3 Hours

Environment

Temp: 11 °C

Axial Tilt: 10.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 68,522,117 km

• M1: 603,627 km (0.117 R)
• M2: 647,460 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 4.19 AU - 5.03 AU

Year: 3615 Days

Day: 29.5 Hours

Environment

Temp: -136 °C

Axial Tilt: 38.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,522,117 km

• M1: 92,451 km (0.038 R)

Asteroid Belt

Center: 4.97 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 192.6

Radius: 11.2

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 4.94 AU - 5.7 AU

Year: 4482 Days

Day: 5.5 Hours

Environment

Temp: -143 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 68,522,117 km

• M1: 152,141 km (0.068 R)
• M2: 850,314 km (0.035 R)
• M3: 1,281,306 km (0.089 R)
• M4: 2,489,757 km (0.107 R)
• M5: 3,013,200 km (0.114 R)
• M6: 4,061,881 km (0.053 R)
• M7: 8,214,569 km (0.113 R)
• M8: 10,387,627 km (0.075 R)
• M9: 10,918,251 km (0.033 R)
• M10: 12,116,380 km (0.087 R)
• M11: 12,962,506 km (0.085 R)
• M12: 14,351,223 km (0.11 R)
• M13: 15,105,795 km (0.068 R)
• M14: 17,107,713 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 99.7

Radius: 11

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 5.52 AU - 6.32 AU

Year: 5261 Days

Day: 14.2 Hours

Environment

Temp: -139 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 68,522,117 km

• M1: 136,732 km (0.103 R)
• M2: 680,820 km (0.057 R)
• M3: 1,103,434 km (0.109 R)
• M4: 1,601,894 km (0.037 R)
• M5: 2,113,220 km (0.111 R)
• M6: 2,674,212 km (0.092 R)
• M7: 3,250,762 km (0.11 R)
• M8: 3,890,293 km (0.068 R)
• M9: 4,632,448 km (0.076 R)
• M10: 6,244,215 km (0.1 R)
• M11: 6,633,469 km (0.094 R)
• M12: 7,011,203 km (0.102 R)
• M13: 7,810,206 km (0.092 R)
• M14: 9,453,987 km (0.105 R)
• M15: 10,646,581 km (0.076 R)
• M16: 13,888,218 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 103.5

Radius: 13.4

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 7.19 AU - 7.69 AU

Year: 7412 Days

Day: 13.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 57.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 68,522,117 km

• M1: 166,652 km (0.086 R)
• M2: 622,028 km (0.04 R)
• M3: 1,681,630 km (0.11 R)
• M4: 2,652,221 km (0.103 R)
• M5: 3,289,956 km (0.113 R)
• M6: 3,790,062 km (0.109 R)
• M7: 6,049,289 km (0.106 R)
• M8: 9,489,741 km (0.067 R)
• M9: 11,814,193 km (0.115 R)
• M10: 13,222,806 km (0.106 R)
• M11: 16,637,228 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 196.9

Radius: 15

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 6.24 AU - 8.7 AU

Year: 7457 Days

Day: 14.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 68,522,117 km

• M1: 186,549 km (0.092 R)
• M2: 717,771 km (0.114 R)
• M3: 1,505,403 km (0.115 R)
• M4: 2,005,958 km (0.077 R)
• M5: 2,540,022 km (0.039 R)
• M6: 4,530,572 km (0.026 R)
• M7: 5,737,378 km (0.074 R)
• M8: 6,613,871 km (0.086 R)
• M9: 7,747,524 km (0.085 R)
• M10: 8,524,236 km (0.108 R)
• M11: 10,822,957 km (0.114 R)
• M12: 13,810,576 km (0.064 R)
• M13: 17,667,209 km (0.102 R)
• M14: 19,077,319 km (0.07 R)
• M15: 19,649,082 km (0.061 R)
• M16: 22,752,191 km (0.081 R)
• M17: 23,540,123 km (0.036 R)
• M18: 24,643,856 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963.5

Radius: 10.6

Gravity: 8.58 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 10.72 AU - 12.46 AU

Year: 14412 Days

Day: 6.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 68,522,117 km

• M1: 131,945 km (0.039 R)
• M2: 670,797 km (0.041 R)
• M3: 1,030,729 km (0.103 R)
• M4: 1,508,096 km (0.045 R)
• M5: 1,887,626 km (0.075 R)
• M6: 2,310,390 km (0.086 R)
• M7: 3,191,521 km (0.115 R)
• M8: 3,624,158 km (0.089 R)
• M9: 4,346,716 km (0.101 R)
• M10: 5,162,623 km (0.096 R)
• M11: 6,077,563 km (0.075 R)
• M12: 6,702,284 km (0.082 R)
• M13: 8,031,012 km (0.102 R)
• M14: 9,203,859 km (0.099 R)
• M15: 20,609,201 km (0.095 R)
• M16: 21,071,758 km (0.084 R)
• M17: 23,489,259 km (0.089 R)
• M18: 25,658,428 km (0.1 R)
• M19: 27,066,144 km (0.08 R)
• M20: 31,843,403 km (0.104 R)
• M21: 35,147,721 km (0.102 R)
• M22: 37,978,112 km (0.099 R)
• M23: 40,378,111 km (0.048 R)
• M24: 43,480,322 km (0.08 R)
• M25: 46,420,818 km (0.093 R)
• M26: 47,216,230 km (0.078 R)
• M27: 48,507,558 km (0.076 R)
• M28: 49,988,278 km (0.118 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 494 - 19,082 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit