🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 881.5

Radius: 12.4

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.14 AU - 1.74 AU

Year: 1172 Days

Day: 12.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 61,517,102 km

• M1: 155,881 km (0.079 R)
• M2: 554,559 km (0.118 R)
• M3: 1,010,384 km (0.103 R)
• M4: 1,492,688 km (0.067 R)
• M5: 2,450,114 km (0.083 R)
• M6: 2,939,598 km (0.092 R)
• M7: 4,117,981 km (0.109 R)
• M8: 4,512,321 km (0.045 R)
• M9: 5,090,965 km (0.049 R)
• M10: 6,303,905 km (0.11 R)
• M11: 7,231,112 km (0.084 R)
• M12: 8,501,049 km (0.084 R)
• M13: 9,914,449 km (0.102 R)
• M14: 10,895,213 km (0.094 R)
• M15: 12,119,971 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 587.7

Radius: 8.5

Gravity: 8.13 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 2.05 AU - 2.27 AU

Year: 2153 Days

Day: 11.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 61,517,102 km

• M1: 105,766 km (0.101 R)
• M2: 422,165 km (0.094 R)
• M3: 744,698 km (0.09 R)
• M4: 1,077,404 km (0.078 R)
• M5: 1,462,319 km (0.089 R)
• M6: 2,065,498 km (0.113 R)
• M7: 2,498,584 km (0.083 R)
• M8: 3,053,293 km (0.067 R)
• M9: 3,599,474 km (0.108 R)
• M10: 4,093,596 km (0.108 R)
• M11: 4,758,110 km (0.105 R)
• M12: 5,446,110 km (0.049 R)
• M13: 6,403,686 km (0.089 R)
• M14: 6,854,724 km (0.108 R)
• M15: 8,151,139 km (0.071 R)
• M16: 8,554,455 km (0.11 R)
• M17: 9,775,323 km (0.076 R)
• M18: 11,412,074 km (0.097 R)
• M19: 12,235,161 km (0.112 R)
• M20: 15,126,738 km (0.089 R)
• M21: 15,594,082 km (0.088 R)
• M22: 15,927,087 km (0.054 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 38.2

Radius: 14.7

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.93 AU - 3.21 AU

Year: 3648 Days

Day: 14.9 Hours

Environment

Temp: -212 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 61,517,102 km

• M1: 183,557 km (0.047 R)
• M2: 681,867 km (0.081 R)
• M3: 1,215,782 km (0.109 R)
• M4: 1,749,996 km (0.082 R)
• M5: 2,830,392 km (0.072 R)
• M6: 4,034,804 km (0.079 R)
• M7: 6,303,306 km (0.053 R)
• M8: 6,843,654 km (0.082 R)
• M9: 7,943,946 km (0.078 R)
• M10: 9,295,413 km (0.099 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 386.8

Radius: 8

Gravity: 6.04 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 6.65 AU - 6.89 AU

Year: 11947 Days

Day: 22.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 61,517,102 km

• M1: 102,325 km (0.103 R)
• M2: 409,599 km (0.028 R)
• M3: 684,560 km (0.053 R)
• M4: 975,528 km (0.095 R)
• M5: 1,425,518 km (0.082 R)
• M6: 1,959,134 km (0.103 R)
• M7: 2,739,735 km (0.112 R)
• M8: 3,468,277 km (0.108 R)
• M9: 4,603,575 km (0.115 R)
• M10: 5,208,699 km (0.113 R)
• M11: 5,530,633 km (0.047 R)
• M12: 8,561,037 km (0.028 R)
• M13: 10,103,092 km (0.088 R)
• M14: 11,932,076 km (0.09 R)
• M15: 13,666,663 km (0.096 R)
• M16: 14,032,879 km (0.064 R)
• M17: 16,781,590 km (0.111 R)
• M18: 19,102,900 km (0.099 R)
• M19: 20,182,548 km (0.113 R)
• M20: 24,640,116 km (0.118 R)
• M21: 28,607,451 km (0.067 R)
• M22: 29,106,510 km (0.072 R)
• M23: 30,950,902 km (0.08 R)
• M24: 33,972,779 km (0.116 R)
• M25: 36,949,926 km (0.116 R)
• M26: 39,972,252 km (0.117 R)
• M27: 41,479,899 km (0.106 R)
• M28: 42,894,796 km (0.047 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 610.2

Radius: 6.3

Gravity: 15.37 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 6.95 AU - 9.09 AU

Year: 15405 Days

Day: 22.1 Hours

Environment

Temp: -236 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 61,517,102 km

• M1: 112,198 km (0.079 R)
• M2: 354,397 km (0.052 R)
• M3: 1,342,192 km (0.06 R)
• M4: 2,129,526 km (0.114 R)
• M5: 2,388,180 km (0.105 R)
• M6: 3,292,500 km (0.119 R)
• M7: 4,597,741 km (0.1 R)
• M8: 6,295,677 km (0.064 R)
• M9: 8,717,068 km (0.12 R)
• M10: 10,133,909 km (0.116 R)
• M11: 12,003,883 km (0.062 R)
• M12: 13,751,186 km (0.067 R)
• M13: 15,884,003 km (0.089 R)
• M14: 16,335,639 km (0.118 R)
• M15: 17,185,654 km (0.057 R)
• M16: 18,309,732 km (0.084 R)
• M17: 20,614,587 km (0.063 R)
• M18: 22,160,980 km (0.068 R)
• M19: 23,105,990 km (0.071 R)
• M20: 23,491,354 km (0.076 R)
• M21: 24,077,478 km (0.067 R)
• M22: 31,182,479 km (0.089 R)
• M23: 35,975,595 km (0.114 R)
• M24: 38,344,627 km (0.115 R)
• M25: 42,520,652 km (0.109 R)
• M26: 43,536,870 km (0.106 R)
• M27: 44,124,790 km (0.113 R)
• M28: 45,166,440 km (0.1 R)
• M29: 50,298,394 km (0.109 R)
• M30: 59,152,045 km (0.073 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 435 - 17,540 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit