🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.61 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 994.7

Radius: 11.1

Gravity: 8.07 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.14 AU - 1.3 AU

Year: 870 Days

Day: 5.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 29,819,448 km

• M1: 138,079 km (0.099 R)
• M2: 505,940 km (0.11 R)
• M3: 1,009,935 km (0.087 R)
• M4: 1,695,393 km (0.115 R)
• M5: 2,287,651 km (0.115 R)
• M6: 2,657,307 km (0.064 R)
• M7: 3,259,738 km (0.077 R)
• M8: 3,608,899 km (0.075 R)
• M9: 5,188,054 km (0.115 R)
• M10: 5,832,821 km (0.076 R)
• M11: 6,621,351 km (0.084 R)
• M12: 6,994,000 km (0.07 R)
• M13: 7,554,244 km (0.069 R)
• M14: 8,117,928 km (0.113 R)
• M15: 8,736,964 km (0.083 R)
• M16: 9,157,484 km (0.037 R)
• M17: 9,709,500 km (0.043 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 936.6

Radius: 9.7

Gravity: 9.95 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.65 AU - 2.59 AU

Year: 1993 Days

Day: 10.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 29,819,448 km

• M1: 154,983 km (0.088 R)
• M2: 542,442 km (0.114 R)
• M3: 880,533 km (0.095 R)
• M4: 1,257,370 km (0.117 R)
• M5: 1,625,381 km (0.067 R)
• M6: 2,401,794 km (0.111 R)
• M7: 2,866,445 km (0.115 R)
• M8: 3,880,718 km (0.079 R)
• M9: 5,715,686 km (0.101 R)
• M10: 6,332,029 km (0.11 R)
• M11: 7,516,695 km (0.106 R)
• M12: 10,245,809 km (0.116 R)
• M13: 11,194,409 km (0.112 R)
• M14: 11,872,237 km (0.07 R)
• M15: 12,200,454 km (0.062 R)
• M16: 13,004,692 km (0.105 R)
• M17: 14,954,551 km (0.091 R)
• M18: 16,526,825 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 944.8

Radius: 10.2

Gravity: 9.08 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.95 AU - 3.03 AU

Year: 2537 Days

Day: 8.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 29,819,448 km

• M1: 126,859 km (0.096 R)
• M2: 447,148 km (0.108 R)
• M3: 843,134 km (0.069 R)
• M4: 1,368,372 km (0.093 R)
• M5: 1,701,676 km (0.093 R)
• M6: 2,050,837 km (0.115 R)
• M7: 3,327,356 km (0.099 R)
• M8: 3,839,729 km (0.117 R)
• M9: 4,718,018 km (0.038 R)
• M10: 5,071,069 km (0.099 R)
• M11: 6,663,987 km (0.091 R)
• M12: 9,830,824 km (0.105 R)
• M13: 10,213,795 km (0.112 R)
• M14: 10,646,581 km (0.099 R)
• M15: 11,132,625 km (0.067 R)
• M16: 11,975,609 km (0.116 R)
• M17: 12,501,595 km (0.105 R)
• M18: 16,303,475 km (0.097 R)
• M19: 17,390,004 km (0.084 R)
• M20: 18,524,106 km (0.058 R)
• M21: 19,050,242 km (0.1 R)
• M22: 20,378,521 km (0.065 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549

Radius: 12.6

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 3.54 AU - 4.12 AU

Year: 4840 Days

Day: 13.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 29,819,448 km

• M1: 156,779 km (0.09 R)
• M2: 572,960 km (0.114 R)
• M3: 1,505,553 km (0.029 R)
• M4: 2,296,178 km (0.093 R)
• M5: 2,900,404 km (0.081 R)
• M6: 3,308,507 km (0.092 R)
• M7: 3,713,019 km (0.098 R)
• M8: 4,128,004 km (0.111 R)
• M9: 4,623,023 km (0.092 R)
• M10: 6,381,247 km (0.079 R)
• M11: 9,121,281 km (0.11 R)
• M12: 11,036,433 km (0.082 R)
• M13: 13,611,162 km (0.072 R)
• M14: 15,147,832 km (0.044 R)
• M15: 17,453,434 km (0.046 R)
• M16: 19,329,690 km (0.036 R)
• M17: 19,786,114 km (0.104 R)
• M18: 21,544,936 km (0.099 R)
• M19: 24,149,435 km (0.096 R)
• M20: 25,139,473 km (0.117 R)
• M21: 26,957,088 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 256.9

Radius: 13

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 5.08 AU - 5.64 AU

Year: 8012 Days

Day: 10.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 29,819,448 km

• M1: 162,762 km (0.104 R)
• M2: 751,879 km (0.081 R)
• M3: 1,358,498 km (0.057 R)
• M4: 2,074,025 km (0.099 R)
• M5: 3,086,204 km (0.072 R)
• M6: 4,049,764 km (0.102 R)
• M7: 5,510,737 km (0.106 R)
• M8: 7,298,581 km (0.066 R)
• M9: 7,719,699 km (0.087 R)
• M10: 12,623,517 km (0.102 R)
• M11: 17,802,745 km (0.1 R)
• M12: 18,375,256 km (0.057 R)
• M13: 19,356,618 km (0.034 R)
• M14: 24,638,021 km (0.057 R)
• M15: 25,190,187 km (0.043 R)
• M16: 27,565,801 km (0.083 R)
• M17: 28,332,490 km (0.036 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: 387 - 17,805 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit