🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 956.4

Radius: 10.2

Gravity: 9.19 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.11 AU - 1.39 AU

Year: 948 Days

Day: 8.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 64,083,943 km

• M1: 127,009 km (0.12 R)
• M2: 448,494 km (0.061 R)
• M3: 1,198,578 km (0.066 R)
• M4: 1,604,736 km (0.074 R)
• M5: 1,938,788 km (0.101 R)
• M6: 2,319,964 km (0.076 R)
• M7: 2,638,308 km (0.063 R)
• M8: 4,716,372 km (0.113 R)
• M9: 5,576,111 km (0.105 R)
• M10: 6,514,090 km (0.048 R)
• M11: 6,841,111 km (0.064 R)
• M12: 7,604,808 km (0.116 R)
• M13: 7,994,211 km (0.111 R)
• M14: 8,315,248 km (0.08 R)
• M15: 8,672,787 km (0.089 R)
• M16: 9,213,882 km (0.112 R)
• M17: 9,990,595 km (0.114 R)

Planet 2 - Ice Giant

Semi-Major Axis: 5.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 947.8

Radius: 4.1

Gravity: 56.38 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 5.1 AU - 6.7 AU

Year: 9720 Days

Day: 19.9 Hours

Environment

Temp: -236 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 64,083,943 km

• M1: 51,013 km (0.113 R)
• M2: 185,651 km (0.068 R)
• M3: 593,455 km (0.115 R)
• M4: 859,290 km (0.042 R)
• M5: 1,200,373 km (0.114 R)
• M6: 1,354,609 km (0.086 R)
• M7: 1,507,498 km (0.114 R)
• M8: 1,881,792 km (0.12 R)
• M9: 2,019,422 km (0.111 R)
• M10: 2,413,313 km (0.109 R)
• M11: 4,511,273 km (0.107 R)
• M12: 5,662,429 km (0.114 R)
• M13: 6,674,907 km (0.081 R)
• M14: 8,434,029 km (0.062 R)
• M15: 8,809,968 km (0.063 R)
• M16: 10,479,929 km (0.04 R)
• M17: 11,703,490 km (0.101 R)
• M18: 12,111,892 km (0.088 R)
• M19: 12,289,914 km (0.057 R)
• M20: 13,268,583 km (0.034 R)
• M21: 13,841,244 km (0.11 R)
• M22: 14,101,095 km (0.117 R)
• M23: 14,697,392 km (0.084 R)
• M24: 15,310,444 km (0.111 R)
• M25: 18,554,624 km (0.118 R)
• M26: 23,492,401 km (0.106 R)
• M27: 27,060,759 km (0.045 R)
• M28: 29,666,305 km (0.082 R)
• M29: 31,642,343 km (0.08 R)
• M30: 33,704,550 km (0.071 R)
• M31: 37,337,684 km (0.087 R)
• M32: 46,957,126 km (0.048 R)
• M33: 48,134,611 km (0.084 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 941.3

Radius: 5.6

Gravity: 30.02 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 5.27 AU - 7.35 AU

Year: 10751 Days

Day: 24.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 64,083,943 km

• M1: 69,713 km (0.046 R)
• M2: 254,466 km (0.108 R)
• M3: 640,428 km (0.12 R)
• M4: 1,206,058 km (0.04 R)
• M5: 1,654,403 km (0.027 R)
• M6: 2,589,689 km (0.097 R)
• M7: 2,944,984 km (0.06 R)
• M8: 4,004,286 km (0.099 R)
• M9: 4,572,758 km (0.064 R)
• M10: 6,803,113 km (0.051 R)
• M11: 7,220,491 km (0.113 R)
• M12: 9,311,869 km (0.114 R)
• M13: 9,878,695 km (0.053 R)
• M14: 11,894,676 km (0.081 R)
• M15: 14,169,462 km (0.108 R)
• M16: 17,477,669 km (0.061 R)
• M17: 19,475,249 km (0.085 R)
• M18: 19,892,328 km (0.093 R)
• M19: 24,588,654 km (0.115 R)
• M20: 25,569,268 km (0.106 R)
• M21: 26,372,309 km (0.117 R)
• M22: 28,346,852 km (0.091 R)
• M23: 31,547,199 km (0.105 R)
• M24: 32,354,279 km (0.099 R)
• M25: 34,858,099 km (0.037 R)
• M26: 43,139,089 km (0.113 R)
• M27: 44,707,772 km (0.077 R)
• M28: 45,579,180 km (0.109 R)
• M29: 49,486,527 km (0.099 R)
• M30: 53,774,451 km (0.039 R)
• M31: 54,265,580 km (0.093 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 596.1

Radius: 5.4

Gravity: 20.44 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 7.41 AU - 9.43 AU

Year: 16571 Days

Day: 16.1 Hours

Environment

Temp: -239 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 64,083,943 km

• M1: 68,067 km (0.076 R)
• M2: 287,527 km (0.044 R)
• M3: 594,801 km (0.068 R)
• M4: 919,279 km (0.082 R)
• M5: 1,192,295 km (0.082 R)
• M6: 2,346,891 km (0.095 R)
• M7: 3,180,152 km (0.068 R)
• M8: 4,103,021 km (0.076 R)
• M9: 4,843,979 km (0.08 R)
• M10: 5,784,800 km (0.115 R)
• M11: 6,841,709 km (0.084 R)
• M12: 7,014,943 km (0.103 R)
• M13: 8,311,658 km (0.05 R)
• M14: 8,811,315 km (0.107 R)
• M15: 10,659,895 km (0.086 R)
• M16: 10,834,626 km (0.1 R)
• M17: 11,129,782 km (0.104 R)
• M18: 11,491,211 km (0.116 R)
• M19: 14,455,343 km (0.062 R)
• M20: 15,103,700 km (0.113 R)
• M21: 16,074,291 km (0.077 R)
• M22: 18,056,613 km (0.101 R)
• M23: 18,555,521 km (0.057 R)
• M24: 21,372,749 km (0.119 R)
• M25: 25,175,975 km (0.119 R)
• M26: 25,694,033 km (0.058 R)
• M27: 26,537,615 km (0.099 R)
• M28: 26,751,390 km (0.055 R)
• M29: 27,399,598 km (0.109 R)
• M30: 33,213,869 km (0.112 R)
• M31: 38,829,025 km (0.11 R)
• M32: 39,659,592 km (0.054 R)
• M33: 55,300,947 km (0.119 R)
• M34: 57,416,112 km (0.092 R)
• M35: 59,401,724 km (0.082 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 556 - 19,775 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit