🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.7

Radius: 11.7

Gravity: 5.53 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.07 AU - 1.61 AU

Year: 1034 Days

Day: 5.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 81,521,278 km

• M1: 145,559 km (0.057 R)
• M2: 576,401 km (0.091 R)
• M3: 1,731,296 km (0.065 R)
• M4: 2,247,409 km (0.106 R)
• M5: 3,117,769 km (0.06 R)
• M6: 3,904,355 km (0.107 R)
• M7: 4,284,932 km (0.109 R)
• M8: 4,708,593 km (0.11 R)
• M9: 5,199,124 km (0.105 R)
• M10: 7,313,242 km (0.086 R)
• M11: 7,972,968 km (0.1 R)
• M12: 8,371,347 km (0.092 R)
• M13: 9,323,986 km (0.102 R)
• M14: 10,347,386 km (0.071 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297.7

Radius: 12.3

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.32 AU - 1.42 AU

Year: 1069 Days

Day: 14.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 81,521,278 km

• M1: 153,039 km (0.118 R)
• M2: 846,126 km (0.059 R)
• M3: 1,354,758 km (0.08 R)
• M4: 1,895,405 km (0.055 R)
• M5: 2,847,595 km (0.073 R)
• M6: 4,546,279 km (0.084 R)
• M7: 5,493,383 km (0.116 R)
• M8: 7,276,740 km (0.027 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 61.3

Radius: 14.7

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.86 AU - 2.6 AU

Year: 2221 Days

Day: 13.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 81,521,278 km

• M1: 184,305 km (0.113 R)
• M2: 1,268,889 km (0.1 R)
• M3: 1,825,094 km (0.099 R)
• M4: 5,274,671 km (0.112 R)
• M5: 6,162,684 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.8

Radius: 9.4

Gravity: 9.76 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.82 AU - 3 AU

Year: 2495 Days

Day: 9.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 81,521,278 km

• M1: 116,836 km (0.063 R)
• M2: 541,095 km (0.088 R)
• M3: 863,329 km (0.12 R)
• M4: 1,245,103 km (0.089 R)
• M5: 2,289,296 km (0.058 R)
• M6: 3,018,287 km (0.067 R)
• M7: 3,382,707 km (0.074 R)
• M8: 4,349,109 km (0.102 R)
• M9: 4,656,383 km (0.03 R)
• M10: 6,142,788 km (0.108 R)
• M11: 7,264,473 km (0.085 R)
• M12: 7,922,404 km (0.113 R)
• M13: 9,213,434 km (0.068 R)
• M14: 9,909,064 km (0.094 R)
• M15: 10,250,596 km (0.108 R)
• M16: 10,957,446 km (0.034 R)
• M17: 11,612,535 km (0.105 R)
• M18: 17,995,427 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 325.5

Radius: 14.6

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.69 AU - 3.11 AU

Year: 3293 Days

Day: 14.4 Hours

Environment

Temp: -215 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 81,521,278 km

• M1: 181,612 km (0.109 R)
• M2: 787,633 km (0.042 R)
• M3: 1,480,421 km (0.102 R)
• M4: 2,170,964 km (0.109 R)
• M5: 3,023,971 km (0.083 R)
• M6: 3,555,642 km (0.078 R)
• M7: 4,471,480 km (0.097 R)
• M8: 5,257,617 km (0.054 R)
• M9: 6,315,873 km (0.114 R)
• M10: 7,135,070 km (0.08 R)
• M11: 8,024,280 km (0.119 R)
• M12: 8,886,712 km (0.085 R)
• M13: 9,529,983 km (0.061 R)
• M14: 10,313,576 km (0.103 R)
• M15: 11,888,543 km (0.116 R)
• M16: 14,065,042 km (0.108 R)
• M17: 15,656,614 km (0.069 R)
• M18: 16,496,008 km (0.049 R)
• M19: 17,003,593 km (0.104 R)
• M20: 17,521,800 km (0.037 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 654.6

Radius: 7.4

Gravity: 11.95 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 7.98 AU - 13.02 AU

Year: 22689 Days

Day: 15.1 Hours

Environment

Temp: -231 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 81,521,278 km

• M1: 92,152 km (0.088 R)
• M2: 378,034 km (0.063 R)
• M3: 793,617 km (0.095 R)
• M4: 1,095,804 km (0.107 R)
• M5: 1,458,130 km (0.097 R)
• M6: 2,246,960 km (0.066 R)
• M7: 2,637,111 km (0.118 R)
• M8: 3,153,374 km (0.118 R)
• M9: 4,183,355 km (0.049 R)
• M10: 4,420,617 km (0.108 R)
• M11: 5,745,306 km (0.086 R)
• M12: 7,966,386 km (0.076 R)
• M13: 9,153,894 km (0.063 R)
• M14: 11,214,455 km (0.07 R)
• M15: 11,875,079 km (0.107 R)
• M16: 14,623,341 km (0.115 R)
• M17: 25,809,073 km (0.054 R)
• M18: 31,380,397 km (0.052 R)
• M19: 31,769,352 km (0.06 R)
• M20: 47,158,934 km (0.116 R)
• M21: 50,809,122 km (0.104 R)
• M22: 54,270,068 km (0.108 R)
• M23: 67,295,106 km (0.105 R)
• M24: 75,565,475 km (0.095 R)
• M25: 76,030,874 km (0.061 R)
• M26: 77,674,805 km (0.12 R)
• M27: 79,342,372 km (0.12 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 534 - 18,503 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit