🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.99 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 505.2

Radius: 10.7

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.75 AU - 2.21 AU

Year: 1890 Days

Day: 10.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 79,792,827 km

• M1: 139,575 km (0.116 R)
• M2: 866,172 km (0.062 R)
• M3: 2,007,155 km (0.104 R)
• M4: 2,470,758 km (0.085 R)
• M5: 3,246,124 km (0.089 R)
• M6: 3,853,940 km (0.077 R)
• M7: 4,420,467 km (0.094 R)
• M8: 4,875,843 km (0.086 R)
• M9: 5,561,600 km (0.066 R)
• M10: 6,684,033 km (0.073 R)
• M11: 7,098,718 km (0.119 R)
• M12: 7,837,582 km (0.1 R)
• M13: 8,447,044 km (0.098 R)
• M14: 9,150,603 km (0.097 R)
• M15: 10,193,898 km (0.061 R)
• M16: 10,570,286 km (0.104 R)
• M17: 11,387,390 km (0.105 R)
• M18: 11,792,800 km (0.034 R)
• M19: 12,868,409 km (0.097 R)

Planet 2 - Ice Giant

Semi-Major Axis: 7.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 372.2

Radius: 4.4

Gravity: 19.23 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 7.16 AU - 8.24 AU

Year: 14492 Days

Day: 23.3 Hours

Environment

Temp: -236 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 79,792,827 km

• M1: 56,249 km (0.058 R)
• M2: 207,193 km (0.108 R)
• M3: 361,428 km (0.119 R)
• M4: 632,350 km (0.106 R)
• M5: 1,050,476 km (0.106 R)
• M6: 1,516,623 km (0.076 R)
• M7: 1,772,286 km (0.033 R)
• M8: 2,236,937 km (0.111 R)
• M9: 2,467,766 km (0.032 R)
• M10: 3,256,895 km (0.101 R)
• M11: 4,060,685 km (0.101 R)
• M12: 4,404,610 km (0.07 R)
• M13: 4,798,950 km (0.11 R)
• M14: 5,451,047 km (0.092 R)
• M15: 7,461,643 km (0.061 R)
• M16: 7,889,642 km (0.098 R)
• M17: 8,379,276 km (0.12 R)
• M18: 8,841,683 km (0.087 R)
• M19: 9,817,061 km (0.042 R)
• M20: 11,025,213 km (0.067 R)
• M21: 13,294,464 km (0.105 R)
• M22: 14,374,261 km (0.048 R)
• M23: 14,636,506 km (0.103 R)
• M24: 16,491,669 km (0.118 R)
• M25: 18,190,652 km (0.086 R)
• M26: 19,519,081 km (0.034 R)
• M27: 19,760,084 km (0.086 R)
• M28: 20,743,839 km (0.106 R)
• M29: 23,435,404 km (0.096 R)
• M30: 24,073,888 km (0.047 R)
• M31: 26,155,841 km (0.105 R)
• M32: 27,844,652 km (0.034 R)
• M33: 28,871,342 km (0.112 R)
• M34: 29,710,586 km (0.073 R)
• M35: 33,344,767 km (0.101 R)
• M36: 34,736,626 km (0.083 R)
• M37: 41,348,103 km (0.063 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 363.4

Radius: 6.5

Gravity: 8.6 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 6.74 AU - 8.76 AU

Year: 14633 Days

Day: 23 Hours

Environment

Temp: -222 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 79,792,827 km

• M1: 80,932 km (0.102 R)
• M2: 330,462 km (0.094 R)
• M3: 536,757 km (0.083 R)
• M4: 851,661 km (0.113 R)
• M5: 1,261,260 km (0.096 R)
• M6: 1,908,121 km (0.054 R)
• M7: 2,333,727 km (0.057 R)
• M8: 3,134,973 km (0.047 R)
• M9: 3,422,500 km (0.089 R)
• M10: 3,727,680 km (0.075 R)
• M11: 4,050,961 km (0.111 R)
• M12: 4,753,472 km (0.095 R)
• M13: 6,665,632 km (0.059 R)
• M14: 7,389,237 km (0.111 R)
• M15: 8,031,311 km (0.107 R)
• M16: 8,756,263 km (0.045 R)
• M17: 9,623,332 km (0.065 R)
• M18: 9,873,908 km (0.073 R)
• M19: 11,029,103 km (0.035 R)
• M20: 11,695,711 km (0.079 R)
• M21: 14,306,344 km (0.114 R)
• M22: 17,429,199 km (0.068 R)
• M23: 17,652,250 km (0.083 R)
• M24: 17,952,642 km (0.081 R)
• M25: 18,409,514 km (0.089 R)
• M26: 19,988,669 km (0.117 R)
• M27: 21,741,807 km (0.091 R)
• M28: 22,348,276 km (0.115 R)
• M29: 29,888,458 km (0.058 R)
• M30: 33,075,640 km (0.08 R)
• M31: 33,303,478 km (0.101 R)
• M32: 36,240,234 km (0.072 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 865.1

Radius: 5.5

Gravity: 28.6 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 7.86 AU - 10.66 AU

Year: 19112 Days

Day: 15.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 79,792,827 km

• M1: 68,516 km (0.11 R)
• M2: 306,526 km (0.112 R)
• M3: 632,649 km (0.102 R)
• M4: 1,129,763 km (0.071 R)
• M5: 1,744,610 km (0.111 R)
• M6: 2,135,958 km (0.081 R)
• M7: 2,680,794 km (0.086 R)
• M8: 4,009,223 km (0.12 R)
• M9: 5,286,490 km (0.093 R)
• M10: 5,523,004 km (0.076 R)
• M11: 5,932,902 km (0.119 R)
• M12: 7,627,846 km (0.087 R)
• M13: 10,214,393 km (0.075 R)
• M14: 10,643,889 km (0.087 R)
• M15: 12,832,505 km (0.047 R)
• M16: 13,771,382 km (0.07 R)
• M17: 17,635,644 km (0.075 R)
• M18: 18,432,702 km (0.102 R)
• M19: 18,794,429 km (0.096 R)
• M20: 21,861,784 km (0.053 R)
• M21: 22,369,370 km (0.11 R)
• M22: 29,949,494 km (0.097 R)
• M23: 31,853,575 km (0.111 R)
• M24: 32,113,427 km (0.048 R)
• M25: 35,621,048 km (0.102 R)
• M26: 36,749,615 km (0.069 R)
• M27: 38,781,602 km (0.12 R)
• M28: 39,975,693 km (0.1 R)
• M29: 42,437,176 km (0.119 R)
• M30: 45,161,204 km (0.119 R)
• M31: 46,816,953 km (0.091 R)
• M32: 54,213,371 km (0.059 R)
• M33: 55,893,654 km (0.09 R)
• M34: 57,415,962 km (0.086 R)
• M35: 67,348,513 km (0.109 R)
• M36: 74,189,324 km (0.111 R)
• M37: 76,723,811 km (0.081 R)
• M38: 78,602,910 km (0.118 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 384 - 17,868 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit