🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169.6

Radius: 9.1

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.46 AU - 0.62 AU

Year: 269 Days

Day: 14.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 40,388,018 km

• M1: 113,246 km (0.093 R)
• M2: 399,576 km (0.106 R)
• M3: 727,494 km (0.091 R)
• M4: 1,100,143 km (0.104 R)
• M5: 1,395,000 km (0.099 R)
• M6: 2,097,213 km (0.056 R)
• M7: 2,426,178 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 733.1

Radius: 13

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.76 AU - 0.94 AU

Year: 532 Days

Day: 14.1 Hours

Environment

Temp: -163 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 40,388,018 km

• M1: 161,715 km (0.103 R)
• M2: 692,489 km (0.064 R)
• M3: 1,108,071 km (0.068 R)
• M4: 1,544,897 km (0.108 R)
• M5: 2,046,648 km (0.048 R)
• M6: 2,453,854 km (0.09 R)
• M7: 3,192,269 km (0.077 R)
• M8: 3,786,023 km (0.054 R)
• M9: 4,467,441 km (0.057 R)
• M10: 5,641,934 km (0.086 R)
• M11: 6,830,040 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 116

Radius: 13.6

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 2.18 AU - 2.44 AU

Year: 2381 Days

Day: 13.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 40,388,018 km

• M1: 175,927 km (0.099 R)
• M2: 693,237 km (0.102 R)
• M3: 1,163,572 km (0.107 R)
• M4: 1,703,321 km (0.068 R)
• M5: 5,673,050 km (0.112 R)
• M6: 6,300,314 km (0.074 R)
• M7: 7,303,966 km (0.082 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 56.2

Radius: 6.2

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 6.38 AU - 6.96 AU

Year: 11684 Days

Day: 24.4 Hours

Environment

Temp: -237 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 40,388,018 km

• M1: 82,578 km (0.077 R)
• M2: 290,369 km (0.095 R)
• M3: 1,056,011 km (0.109 R)
• M4: 1,464,264 km (0.072 R)
• M5: 3,314,939 km (0.099 R)
• M6: 4,640,227 km (0.114 R)
• M7: 5,329,723 km (0.108 R)
• M8: 5,565,190 km (0.052 R)
• M9: 5,780,462 km (0.119 R)
• M10: 6,029,243 km (0.117 R)
• M11: 7,096,474 km (0.04 R)
• M12: 7,446,234 km (0.099 R)
• M13: 9,522,353 km (0.043 R)
• M14: 11,473,857 km (0.071 R)
• M15: 16,976,516 km (0.077 R)
• M16: 18,420,883 km (0.084 R)
• M17: 20,964,047 km (0.041 R)
• M18: 22,353,213 km (0.041 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 297.5

Radius: 5

Gravity: 11.9 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 5.36 AU - 8.02 AU

Year: 11736 Days

Day: 18 Hours

Environment

Temp: -230 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 40,388,018 km

• M1: 62,382 km (0.111 R)
• M2: 394,490 km (0.067 R)
• M3: 598,990 km (0.065 R)
• M4: 1,066,184 km (0.09 R)
• M5: 1,286,990 km (0.109 R)
• M6: 1,485,208 km (0.103 R)
• M7: 1,647,222 km (0.105 R)
• M8: 2,363,497 km (0.112 R)
• M9: 3,201,694 km (0.058 R)
• M10: 5,286,490 km (0.098 R)
• M11: 5,506,398 km (0.026 R)
• M12: 6,306,747 km (0.107 R)
• M13: 8,859,934 km (0.087 R)
• M14: 9,125,620 km (0.101 R)
• M15: 11,394,271 km (0.093 R)
• M16: 12,190,730 km (0.106 R)
• M17: 12,854,197 km (0.106 R)
• M18: 14,434,399 km (0.059 R)
• M19: 14,988,659 km (0.112 R)
• M20: 15,814,141 km (0.109 R)
• M21: 18,045,243 km (0.1 R)
• M22: 18,544,002 km (0.063 R)
• M23: 19,643,846 km (0.096 R)
• M24: 20,631,641 km (0.061 R)
• M25: 21,020,296 km (0.077 R)
• M26: 21,731,933 km (0.082 R)
• M27: 23,539,225 km (0.035 R)
• M28: 23,708,271 km (0.117 R)
• M29: 33,130,393 km (0.082 R)
• M30: 33,877,934 km (0.05 R)
• M31: 37,553,703 km (0.082 R)
• M32: 39,308,935 km (0.117 R)
• M33: 39,547,095 km (0.073 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: 205 - 18,221 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit