🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 370.2

Radius: 8.4

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.77 AU - 0.79 AU

Year: 467 Days

Day: 13.1 Hours

Environment

Temp: -160 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 31,238,292 km

• M1: 105,317 km (0.076 R)
• M2: 407,804 km (0.114 R)
• M3: 739,462 km (0.108 R)
• M4: 1,052,421 km (0.076 R)
• M5: 1,524,103 km (0.104 R)
• M6: 1,850,077 km (0.088 R)
• M7: 2,139,100 km (0.094 R)
• M8: 2,730,909 km (0.037 R)
• M9: 3,337,229 km (0.087 R)
• M10: 3,781,236 km (0.048 R)
• M11: 4,330,559 km (0.046 R)
• M12: 4,645,762 km (0.047 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 455

Radius: 13.6

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.81 AU - 1.11 AU

Year: 638 Days

Day: 13.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 31,238,292 km

• M1: 169,345 km (0.068 R)
• M2: 798,553 km (0.111 R)
• M3: 1,234,332 km (0.078 R)
• M4: 1,765,704 km (0.091 R)
• M5: 2,233,646 km (0.042 R)
• M6: 2,659,551 km (0.088 R)
• M7: 3,269,461 km (0.099 R)
• M8: 3,823,572 km (0.12 R)
• M9: 4,323,229 km (0.067 R)
• M10: 4,803,737 km (0.027 R)
• M11: 5,353,659 km (0.101 R)
• M12: 6,599,660 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 903.7

Radius: 9

Gravity: 11.16 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.22 AU - 1.7 AU

Year: 1197 Days

Day: 11.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 31,238,292 km

• M1: 111,899 km (0.111 R)
• M2: 398,678 km (0.028 R)
• M3: 822,788 km (0.109 R)
• M4: 1,110,914 km (0.091 R)
• M5: 2,251,747 km (0.026 R)
• M6: 2,632,175 km (0.1 R)
• M7: 2,927,780 km (0.12 R)
• M8: 4,545,681 km (0.108 R)
• M9: 5,492,785 km (0.115 R)
• M10: 6,047,494 km (0.093 R)
• M11: 6,398,002 km (0.041 R)
• M12: 6,886,289 km (0.08 R)
• M13: 7,320,721 km (0.054 R)
• M14: 7,909,987 km (0.104 R)
• M15: 8,942,213 km (0.034 R)
• M16: 9,584,287 km (0.078 R)
• M17: 10,994,696 km (0.108 R)
• M18: 11,660,107 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.9

Radius: 10.3

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.56 AU - 2.36 AU

Year: 1861 Days

Day: 12.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 31,238,292 km

• M1: 128,205 km (0.047 R)
• M2: 491,130 km (0.105 R)
• M3: 1,229,096 km (0.048 R)
• M4: 1,615,208 km (0.066 R)
• M5: 2,026,303 km (0.106 R)
• M6: 2,379,953 km (0.04 R)
• M7: 3,482,489 km (0.056 R)
• M8: 3,976,311 km (0.053 R)
• M9: 4,458,316 km (0.112 R)
• M10: 4,855,348 km (0.046 R)
• M11: 5,297,560 km (0.111 R)
• M12: 5,812,775 km (0.076 R)
• M13: 6,142,489 km (0.115 R)
• M14: 6,685,828 km (0.106 R)
• M15: 7,021,825 km (0.118 R)
• M16: 7,560,976 km (0.058 R)
• M17: 8,011,864 km (0.105 R)
• M18: 9,570,225 km (0.117 R)
• M19: 10,856,018 km (0.09 R)
• M20: 11,614,330 km (0.112 R)
• M21: 12,139,269 km (0.097 R)
• M22: 12,916,430 km (0.082 R)
• M23: 13,276,811 km (0.104 R)
• M24: 13,685,064 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.5

Radius: 12.4

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 2.18 AU - 3.02 AU

Year: 2843 Days

Day: 7.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 31,238,292 km

• M1: 154,235 km (0.08 R)
• M2: 548,875 km (0.03 R)
• M3: 948,899 km (0.096 R)
• M4: 1,409,960 km (0.117 R)
• M5: 1,914,254 km (0.112 R)
• M6: 2,581,311 km (0.109 R)
• M7: 3,688,635 km (0.05 R)
• M8: 4,175,277 km (0.087 R)
• M9: 5,521,059 km (0.083 R)
• M10: 7,108,442 km (0.093 R)
• M11: 8,345,766 km (0.083 R)
• M12: 9,794,322 km (0.088 R)
• M13: 10,464,072 km (0.081 R)
• M14: 10,888,331 km (0.094 R)
• M15: 13,318,250 km (0.086 R)
• M16: 15,191,664 km (0.068 R)
• M17: 16,345,363 km (0.085 R)
• M18: 17,556,657 km (0.081 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 847.6

Radius: 11.4

Gravity: 6.52 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 3.3 AU - 4 AU

Year: 4730 Days

Day: 11 Hours

Environment

Temp: -226 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 31,238,292 km

• M1: 141,819 km (0.112 R)
• M2: 525,089 km (0.112 R)
• M3: 1,180,028 km (0.103 R)
• M4: 1,616,854 km (0.077 R)
• M5: 2,161,988 km (0.112 R)
• M6: 2,545,857 km (0.096 R)
• M7: 3,288,610 km (0.043 R)
• M8: 4,797,604 km (0.056 R)
• M9: 5,515,524 km (0.067 R)
• M10: 7,200,146 km (0.117 R)
• M11: 7,770,263 km (0.058 R)
• M12: 8,603,074 km (0.119 R)
• M13: 9,833,517 km (0.067 R)
• M14: 12,539,593 km (0.101 R)
• M15: 14,118,299 km (0.12 R)
• M16: 15,766,568 km (0.08 R)
• M17: 16,729,081 km (0.111 R)
• M18: 17,099,934 km (0.045 R)
• M19: 19,990,015 km (0.119 R)
• M20: 22,063,891 km (0.108 R)
• M21: 23,652,620 km (0.087 R)
• M22: 24,041,724 km (0.078 R)
• M23: 24,993,466 km (0.085 R)
• M24: 25,970,041 km (0.111 R)
• M25: 28,435,114 km (0.102 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: 234 - 14,755 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit