🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.94 AU - 1.34 AU

Year: 464 Days

Day: 16.6 Hours

Environment

Temp: 9 °C

Axial Tilt: 11.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 3.29 AU - 3.99 AU

Year: 2645 Days

Day: 32.4 Hours

Environment

Temp: -138 °C

Axial Tilt: 12.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.96 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 729

Radius: 13.1

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 3.6 AU - 4.94 AU

Year: 3360 Days

Day: 12.5 Hours

Environment

Temp: -129 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 38,573,485 km

• M1: 162,912 km (0.102 R)
• M2: 620,083 km (0.054 R)
• M3: 1,030,281 km (0.057 R)
• M4: 1,545,645 km (0.103 R)
• M5: 2,017,477 km (0.104 R)
• M6: 2,826,053 km (0.077 R)
• M7: 3,484,733 km (0.085 R)
• M8: 3,986,334 km (0.092 R)
• M9: 4,421,963 km (0.102 R)
• M10: 5,236,524 km (0.078 R)
• M11: 5,925,123 km (0.092 R)
• M12: 6,465,919 km (0.038 R)
• M13: 7,614,083 km (0.065 R)
• M14: 8,821,038 km (0.108 R)
• M15: 11,965,286 km (0.1 R)
• M16: 13,985,905 km (0.071 R)
• M17: 17,002,845 km (0.108 R)
• M18: 18,513,484 km (0.072 R)
• M19: 20,238,498 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 555.4

Radius: 13.4

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 5.3 AU - 7.18 AU

Year: 5936 Days

Day: 6.9 Hours

Environment

Temp: -153 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 38,573,485 km

• M1: 166,951 km (0.046 R)
• M2: 651,499 km (0.119 R)
• M3: 1,186,012 km (0.091 R)
• M4: 1,809,386 km (0.072 R)
• M5: 2,787,308 km (0.105 R)
• M6: 3,406,044 km (0.086 R)
• M7: 4,762,747 km (0.048 R)
• M8: 5,622,486 km (0.069 R)
• M9: 7,120,410 km (0.042 R)
• M10: 7,833,094 km (0.063 R)
• M11: 10,799,620 km (0.1 R)
• M12: 13,627,468 km (0.075 R)
• M13: 14,954,102 km (0.066 R)
• M14: 16,547,768 km (0.096 R)
• M15: 20,000,936 km (0.081 R)
• M16: 22,303,995 km (0.108 R)
• M17: 23,058,567 km (0.107 R)
• M18: 24,301,277 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 858.7

Radius: 9.1

Gravity: 10.37 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 5.86 AU - 9.5 AU

Year: 8105 Days

Day: 11.9 Hours

Environment

Temp: -169 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 38,573,485 km

• M1: 117,285 km (0.095 R)
• M2: 694,733 km (0.084 R)
• M3: 1,055,413 km (0.08 R)
• M4: 1,500,616 km (0.067 R)
• M5: 2,034,531 km (0.111 R)
• M6: 2,328,341 km (0.047 R)
• M7: 3,201,843 km (0.095 R)
• M8: 4,279,097 km (0.055 R)
• M9: 5,069,273 km (0.082 R)
• M10: 6,305,999 km (0.115 R)
• M11: 6,709,764 km (0.116 R)
• M12: 9,223,756 km (0.116 R)
• M13: 11,751,062 km (0.118 R)
• M14: 14,204,168 km (0.099 R)
• M15: 15,682,794 km (0.089 R)
• M16: 18,494,635 km (0.078 R)
• M17: 20,492,664 km (0.08 R)
• M18: 21,135,337 km (0.086 R)
• M19: 21,708,596 km (0.117 R)
• M20: 24,641,761 km (0.1 R)
• M21: 26,109,466 km (0.078 R)
• M22: 29,117,430 km (0.092 R)
• M23: 29,420,216 km (0.105 R)
• M24: 34,443,414 km (0.116 R)
• M25: 37,334,991 km (0.09 R)
• M26: 38,052,313 km (0.09 R)
• M27: 39,145,424 km (0.084 R)
• M28: 39,514,482 km (0.1 R)
• M29: 42,034,010 km (0.071 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 304.1

Radius: 14.2

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 8.15 AU - 10.49 AU

Year: 10835 Days

Day: 12.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 38,573,485 km

• M1: 177,423 km (0.086 R)
• M2: 694,284 km (0.043 R)
• M3: 1,244,654 km (0.085 R)
• M4: 1,739,674 km (0.114 R)
• M5: 2,367,835 km (0.118 R)
• M6: 2,842,360 km (0.114 R)
• M7: 3,337,080 km (0.118 R)
• M8: 4,833,657 km (0.109 R)
• M9: 5,892,959 km (0.042 R)
• M10: 7,942,899 km (0.115 R)
• M11: 9,021,200 km (0.119 R)
• M12: 9,686,462 km (0.059 R)
• M13: 10,336,764 km (0.117 R)
• M14: 11,673,271 km (0.071 R)
• M15: 13,573,763 km (0.033 R)
• M16: 14,152,856 km (0.081 R)
• M17: 15,175,058 km (0.063 R)
• M18: 15,672,920 km (0.06 R)
• M19: 18,118,995 km (0.113 R)
• M20: 19,179,793 km (0.108 R)
• M21: 23,097,462 km (0.095 R)
• M22: 26,432,298 km (0.106 R)
• M23: 29,590,908 km (0.112 R)
• M24: 36,983,286 km (0.108 R)
• M25: 37,433,127 km (0.114 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 163 - 11,284 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit