🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.65 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 634.8

Radius: 10.1

Gravity: 6.22 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.16 AU - 1.42 AU

Year: 961 Days

Day: 7.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 44,693,253 km

• M1: 125,662 km (0.087 R)
• M2: 782,995 km (0.075 R)
• M3: 1,149,959 km (0.062 R)
• M4: 1,633,010 km (0.082 R)
• M5: 2,592,531 km (0.115 R)
• M6: 3,223,385 km (0.118 R)
• M7: 4,341,480 km (0.111 R)
• M8: 4,934,635 km (0.088 R)
• M9: 7,541,079 km (0.071 R)
• M10: 8,451,233 km (0.094 R)
• M11: 8,905,860 km (0.061 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606

Radius: 14.4

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.69 AU - 1.87 AU

Year: 1558 Days

Day: 14.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 44,693,253 km

• M1: 179,069 km (0.086 R)
• M2: 714,180 km (0.046 R)
• M3: 1,231,340 km (0.079 R)
• M4: 1,792,631 km (0.039 R)
• M5: 2,330,286 km (0.08 R)
• M6: 2,989,713 km (0.096 R)
• M7: 3,624,607 km (0.113 R)
• M8: 4,079,235 km (0.108 R)
• M9: 4,534,461 km (0.096 R)
• M10: 5,376,547 km (0.078 R)
• M11: 7,831,000 km (0.079 R)
• M12: 8,365,363 km (0.108 R)
• M13: 9,289,579 km (0.102 R)
• M14: 11,095,824 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 669.2

Radius: 13.9

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 2.34 AU - 2.34 AU

Year: 2348 Days

Day: 6.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 44,693,253 km

• M1: 173,234 km (0.083 R)
• M2: 877,541 km (0.041 R)
• M3: 1,529,937 km (0.108 R)
• M4: 2,058,317 km (0.047 R)
• M5: 2,752,601 km (0.118 R)
• M6: 5,638,194 km (0.108 R)
• M7: 6,322,754 km (0.034 R)
• M8: 7,062,216 km (0.059 R)
• M9: 10,573,877 km (0.114 R)
• M10: 11,067,849 km (0.068 R)
• M11: 11,737,150 km (0.048 R)
• M12: 13,027,132 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 601.5

Radius: 12.8

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.1 AU - 2.72 AU

Year: 2454 Days

Day: 14.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 44,693,253 km

• M1: 159,471 km (0.079 R)
• M2: 635,941 km (0.094 R)
• M3: 1,055,263 km (0.096 R)
• M4: 1,480,421 km (0.045 R)
• M5: 1,883,736 km (0.098 R)
• M6: 2,335,372 km (0.084 R)
• M7: 3,061,969 km (0.118 R)
• M8: 3,479,347 km (0.052 R)
• M9: 4,790,573 km (0.119 R)
• M10: 5,309,677 km (0.076 R)
• M11: 8,174,776 km (0.058 R)
• M12: 8,654,835 km (0.042 R)
• M13: 9,531,928 km (0.045 R)
• M14: 10,064,346 km (0.079 R)
• M15: 10,504,463 km (0.115 R)
• M16: 12,024,826 km (0.06 R)
• M17: 12,479,006 km (0.113 R)
• M18: 13,116,741 km (0.066 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 848.8

Radius: 12.9

Gravity: 5.1 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.91 AU - 4.45 AU

Year: 4631 Days

Day: 10.7 Hours

Environment

Temp: -215 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 44,693,253 km

• M1: 160,369 km (0.087 R)
• M2: 605,722 km (0.12 R)
• M3: 1,193,492 km (0.032 R)
• M4: 1,829,432 km (0.113 R)
• M5: 2,335,821 km (0.078 R)
• M6: 3,856,184 km (0.088 R)
• M7: 4,647,407 km (0.088 R)
• M8: 5,660,484 km (0.104 R)
• M9: 6,882,100 km (0.115 R)
• M10: 9,842,493 km (0.051 R)
• M11: 11,366,297 km (0.034 R)
• M12: 13,042,092 km (0.091 R)
• M13: 13,564,937 km (0.071 R)
• M14: 14,210,900 km (0.087 R)
• M15: 15,622,356 km (0.113 R)
• M16: 16,940,164 km (0.095 R)
• M17: 21,266,534 km (0.077 R)
• M18: 23,645,290 km (0.037 R)
• M19: 28,574,839 km (0.088 R)
• M20: 30,087,273 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 810.4

Radius: 11.4

Gravity: 6.24 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 4.87 AU - 5.97 AU

Year: 8278 Days

Day: 7.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 44,693,253 km

• M1: 144,811 km (0.12 R)
• M2: 572,361 km (0.061 R)
• M3: 980,315 km (0.084 R)
• M4: 1,560,904 km (0.093 R)
• M5: 2,134,911 km (0.067 R)
• M6: 2,684,235 km (0.103 R)
• M7: 3,079,472 km (0.119 R)
• M8: 5,447,606 km (0.117 R)
• M9: 5,879,496 km (0.112 R)
• M10: 9,764,851 km (0.115 R)
• M11: 10,862,750 km (0.101 R)
• M12: 12,776,257 km (0.088 R)
• M13: 13,601,289 km (0.101 R)
• M14: 15,097,866 km (0.044 R)
• M15: 15,620,262 km (0.072 R)
• M16: 16,087,306 km (0.117 R)
• M17: 22,866,633 km (0.089 R)
• M18: 28,776,646 km (0.112 R)
• M19: 29,378,030 km (0.048 R)
• M20: 34,382,976 km (0.092 R)
• M21: 34,833,415 km (0.068 R)
• M22: 35,516,629 km (0.059 R)
• M23: 37,027,567 km (0.103 R)
• M24: 37,500,895 km (0.07 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 230 - 13,947 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit