🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 280.6

Radius: 8.6

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.93 AU - 1.09 AU

Year: 645 Days

Day: 14 Hours

Environment

Temp: -154 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 43,134,960 km

• M1: 106,962 km (0.091 R)
• M2: 380,278 km (0.082 R)
• M3: 772,224 km (0.082 R)
• M4: 1,099,395 km (0.102 R)
• M5: 1,401,732 km (0.04 R)
• M6: 1,961,378 km (0.119 R)
• M7: 2,449,815 km (0.028 R)
• M8: 2,888,735 km (0.07 R)
• M9: 3,286,067 km (0.079 R)
• M10: 4,300,789 km (0.088 R)
• M11: 4,790,273 km (0.114 R)
• M12: 5,710,749 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.6

Radius: 13.1

Gravity: 5.03 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1 AU - 1.08 AU

Year: 674 Days

Day: 8.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 43,134,960 km

• M1: 163,510 km (0.104 R)
• M2: 610,060 km (0.108 R)
• M3: 1,047,484 km (0.116 R)
• M4: 1,855,762 km (0.039 R)
• M5: 2,306,799 km (0.085 R)
• M6: 2,914,615 km (0.101 R)
• M7: 3,885,057 km (0.059 R)
• M8: 4,567,821 km (0.074 R)
• M9: 5,402,578 km (0.026 R)
• M10: 6,093,570 km (0.05 R)
• M11: 6,565,402 km (0.083 R)
• M12: 6,995,346 km (0.113 R)
• M13: 7,817,237 km (0.087 R)
• M14: 8,425,053 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 448.6

Radius: 14.2

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.35 AU - 1.69 AU

Year: 1192 Days

Day: 10.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 43,134,960 km

• M1: 176,525 km (0.083 R)
• M2: 634,744 km (0.102 R)
• M3: 1,091,017 km (0.087 R)
• M4: 1,650,813 km (0.104 R)
• M5: 2,391,322 km (0.103 R)
• M6: 3,235,652 km (0.099 R)
• M7: 4,387,706 km (0.101 R)
• M8: 4,839,790 km (0.079 R)
• M9: 5,537,216 km (0.076 R)
• M10: 6,387,679 km (0.117 R)
• M11: 7,110,536 km (0.086 R)
• M12: 7,787,467 km (0.077 R)
• M13: 9,075,355 km (0.094 R)
• M14: 9,611,364 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 869.9

Radius: 13.5

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 2.13 AU - 2.69 AU

Year: 2379 Days

Day: 8.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 43,134,960 km

• M1: 167,849 km (0.082 R)
• M2: 803,341 km (0.119 R)
• M3: 1,304,344 km (0.099 R)
• M4: 2,041,562 km (0.078 R)
• M5: 2,492,600 km (0.078 R)
• M6: 2,978,494 km (0.119 R)
• M7: 3,419,807 km (0.117 R)
• M8: 4,003,389 km (0.11 R)
• M9: 5,203,612 km (0.107 R)
• M10: 5,952,798 km (0.049 R)
• M11: 6,687,623 km (0.058 R)
• M12: 7,121,457 km (0.038 R)
• M13: 7,823,370 km (0.115 R)
• M14: 8,504,190 km (0.112 R)
• M15: 9,836,658 km (0.119 R)
• M16: 10,669,320 km (0.069 R)
• M17: 12,736,464 km (0.118 R)
• M18: 13,269,930 km (0.108 R)
• M19: 15,009,603 km (0.12 R)
• M20: 19,809,750 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 327.7

Radius: 13.4

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 3.57 AU - 5.67 AU

Year: 6314 Days

Day: 14 Hours

Environment

Temp: -219 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 43,134,960 km

• M1: 166,652 km (0.085 R)
• M2: 749,485 km (0.048 R)
• M3: 1,302,549 km (0.037 R)
• M4: 2,392,968 km (0.065 R)
• M5: 4,461,009 km (0.104 R)
• M6: 4,905,763 km (0.101 R)
• M7: 5,325,983 km (0.118 R)
• M8: 6,734,148 km (0.09 R)
• M9: 8,751,625 km (0.079 R)
• M10: 10,704,027 km (0.108 R)
• M11: 13,790,680 km (0.086 R)
• M12: 14,207,609 km (0.115 R)
• M13: 15,621,608 km (0.097 R)
• M14: 16,478,953 km (0.104 R)
• M15: 17,977,326 km (0.085 R)
• M16: 18,475,636 km (0.067 R)
• M17: 19,240,081 km (0.058 R)
• M18: 20,764,484 km (0.109 R)
• M19: 21,313,059 km (0.105 R)
• M20: 22,871,869 km (0.066 R)
• M21: 25,195,722 km (0.104 R)
• M22: 25,819,994 km (0.063 R)
• M23: 26,615,107 km (0.05 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 100.8

Radius: 5.2

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 8.7 AU - 12.7 AU

Year: 22254 Days

Day: 16.5 Hours

Environment

Temp: -240 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 43,134,960 km

• M1: 65,075 km (0.114 R)
• M2: 492,775 km (0.052 R)
• M3: 1,489,247 km (0.083 R)
• M4: 3,143,051 km (0.026 R)
• M5: 3,371,038 km (0.091 R)
• M6: 4,229,730 km (0.084 R)
• M7: 5,448,504 km (0.109 R)
• M8: 14,213,593 km (0.115 R)
• M9: 17,730,938 km (0.085 R)
• M10: 34,596,901 km (0.11 R)
• M11: 37,814,452 km (0.094 R)
• M12: 39,010,188 km (0.052 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 468 - 13,967 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit