🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.56 AU - 0.68 AU

Year: 315 Days

Day: 33.8 Hours

Environment

Temp: -138 °C

Axial Tilt: 38.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 151

Radius: 12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.72 AU - 1.2 AU

Year: 607 Days

Day: 13.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 52,067,808 km

• M1: 154,983 km (0.086 R)
• M2: 236,215 km (0.039 R)
• M3: 322,234 km (0.116 R)
• M4: 408,103 km (0.084 R)
• M5: 501,751 km (0.119 R)
• M6: 586,424 km (0.119 R)
• M7: 742,454 km (0.113 R)
• M8: 828,024 km (0.089 R)
• M9: 946,805 km (0.105 R)
• M10: 1,056,161 km (0.05 R)
• M11: 1,162,226 km (0.093 R)
• M12: 1,255,575 km (0.063 R)
• M13: 1,364,333 km (0.119 R)
• M14: 1,454,690 km (0.109 R)
• M15: 1,538,165 km (0.113 R)
• M16: 1,682,826 km (0.034 R)
• M17: 1,822,551 km (0.058 R)
• M18: 1,951,803 km (0.106 R)
• M19: 2,094,221 km (0.087 R)
• M20: 2,209,561 km (0.04 R)
• M21: 2,306,650 km (0.091 R)
• M22: 2,410,321 km (0.047 R)
• M23: 2,515,638 km (0.057 R)
• M24: 2,601,058 km (0.089 R)
• M25: 2,802,267 km (0.065 R)
• M26: 3,065,560 km (0.102 R)
• M27: 3,162,798 km (0.066 R)
• M28: 3,243,581 km (0.057 R)
• M29: 3,342,764 km (0.102 R)
• M30: 3,472,615 km (0.077 R)
• M31: 3,574,192 km (0.058 R)
• M32: 3,768,071 km (0.113 R)
• M33: 3,884,758 km (0.101 R)
• M34: 3,984,090 km (0.04 R)
• M35: 4,084,171 km (0.063 R)
• M36: 4,312,607 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 965.9

Radius: 12.8

Gravity: 5.9 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.82 AU - 2.74 AU

Year: 2223 Days

Day: 12.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 52,067,808 km

• M1: 159,771 km (0.113 R)
• M2: 287,228 km (0.107 R)
• M3: 529,277 km (0.059 R)
• M4: 610,210 km (0.12 R)
• M5: 824,883 km (0.115 R)
• M6: 942,167 km (0.081 R)
• M7: 1,118,842 km (0.044 R)
• M8: 1,228,348 km (0.074 R)
• M9: 1,482,365 km (0.074 R)
• M10: 1,805,198 km (0.1 R)
• M11: 1,922,183 km (0.043 R)
• M12: 2,359,607 km (0.079 R)
• M13: 2,502,772 km (0.104 R)
• M14: 2,604,798 km (0.097 R)
• M15: 2,782,969 km (0.103 R)
• M16: 2,903,994 km (0.056 R)
• M17: 3,182,994 km (0.103 R)
• M18: 3,293,996 km (0.108 R)
• M19: 3,784,078 km (0.111 R)
• M20: 3,935,770 km (0.115 R)
• M21: 4,106,611 km (0.113 R)
• M22: 4,227,636 km (0.099 R)
• M23: 4,314,851 km (0.118 R)
• M24: 4,544,634 km (0.104 R)
• M25: 4,634,093 km (0.096 R)
• M26: 4,778,455 km (0.077 R)
• M27: 5,034,716 km (0.063 R)
• M28: 5,522,555 km (0.109 R)
• M29: 5,869,323 km (0.12 R)
• M30: 6,163,881 km (0.065 R)
• M31: 6,443,180 km (0.105 R)
• M32: 6,787,854 km (0.072 R)
• M33: 7,474,358 km (0.118 R)
• M34: 7,559,031 km (0.05 R)
• M35: 8,890,751 km (0.056 R)
• M36: 9,070,717 km (0.068 R)
• M37: 9,434,539 km (0.11 R)
• M38: 9,779,811 km (0.098 R)
• M39: 9,919,236 km (0.098 R)
• M40: 10,059,110 km (0.11 R)
• M41: 10,293,979 km (0.1 R)
• M42: 10,578,065 km (0.102 R)
• M43: 11,033,292 km (0.098 R)
• M44: 11,154,167 km (0.115 R)
• M45: 11,397,263 km (0.113 R)
• M46: 11,519,335 km (0.111 R)
• M47: 12,037,393 km (0.03 R)
• M48: 12,462,400 km (0.041 R)
• M49: 13,070,665 km (0.074 R)
• M50: 13,224,302 km (0.042 R)
• M51: 13,378,538 km (0.047 R)
• M52: 13,662,774 km (0.11 R)
• M53: 13,818,655 km (0.114 R)
• M54: 14,184,870 km (0.108 R)
• M55: 14,395,504 km (0.106 R)
• M56: 15,006,910 km (0.102 R)
• M57: 15,087,244 km (0.093 R)
• M58: 15,491,308 km (0.11 R)
• M59: 16,365,259 km (0.074 R)
• M60: 16,586,215 km (0.069 R)
• M61: 17,367,415 km (0.07 R)
• M62: 17,649,407 km (0.102 R)
• M63: 18,821,207 km (0.102 R)
• M64: 18,936,846 km (0.09 R)
• M65: 19,343,603 km (0.11 R)
• M66: 19,518,782 km (0.106 R)
• M67: 19,665,238 km (0.089 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 440.4

Radius: 5

Gravity: 17.62 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 7.19 AU - 8.45 AU

Year: 14120 Days

Day: 18 Hours

Environment

Temp: -227 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 52,067,808 km

• M1: 86,318 km (0.106 R)
• M2: 209,287 km (0.117 R)
• M3: 359,932 km (0.096 R)
• M4: 493,972 km (0.08 R)
• M5: 558,598 km (0.069 R)
• M6: 807,529 km (0.106 R)
• M7: 904,170 km (0.075 R)
• M8: 943,963 km (0.079 R)
• M9: 1,004,699 km (0.101 R)
• M10: 1,087,876 km (0.12 R)
• M11: 1,238,970 km (0.119 R)
• M12: 1,657,694 km (0.106 R)
• M13: 2,116,810 km (0.114 R)
• M14: 2,527,905 km (0.111 R)
• M15: 2,845,052 km (0.065 R)
• M16: 3,266,470 km (0.054 R)
• M17: 3,421,752 km (0.093 R)
• M18: 4,000,696 km (0.119 R)
• M19: 4,678,823 km (0.085 R)
• M20: 4,783,691 km (0.096 R)
• M21: 5,246,697 km (0.119 R)
• M22: 6,176,746 km (0.106 R)
• M23: 6,253,341 km (0.089 R)
• M24: 8,822,086 km (0.067 R)
• M25: 9,169,003 km (0.117 R)
• M26: 11,015,789 km (0.094 R)
• M27: 11,389,185 km (0.084 R)
• M28: 13,021,896 km (0.102 R)
• M29: 13,218,617 km (0.088 R)
• M30: 13,416,535 km (0.118 R)
• M31: 13,466,202 km (0.094 R)
• M32: 13,565,535 km (0.085 R)
• M33: 13,715,133 km (0.096 R)
• M34: 14,015,974 km (0.079 R)
• M35: 14,066,239 km (0.109 R)
• M36: 14,369,623 km (0.115 R)
• M37: 15,137,360 km (0.086 R)
• M38: 15,240,732 km (0.051 R)
• M39: 15,500,135 km (0.07 R)
• M40: 16,446,192 km (0.036 R)
• M41: 16,712,326 km (0.087 R)
• M42: 18,338,754 km (0.038 R)
• M43: 18,559,411 km (0.078 R)
• M44: 19,003,268 km (0.093 R)
• M45: 19,114,868 km (0.098 R)
• M46: 19,338,517 km (0.039 R)
• M47: 19,845,055 km (0.09 R)
• M48: 19,958,151 km (0.052 R)
• M49: 20,185,091 km (0.104 R)
• M50: 20,641,664 km (0.114 R)
• M51: 21,274,762 km (0.055 R)
• M52: 21,448,595 km (0.037 R)
• M53: 21,972,786 km (0.093 R)
• M54: 23,690,468 km (0.085 R)
• M55: 24,111,437 km (0.089 R)
• M56: 24,717,159 km (0.083 R)
• M57: 24,838,931 km (0.068 R)
• M58: 25,635,241 km (0.099 R)
• M59: 25,881,928 km (0.088 R)
• M60: 26,253,379 km (0.071 R)
• M61: 27,189,862 km (0.077 R)
• M62: 27,441,485 km (0.113 R)
• M63: 29,546,178 km (0.087 R)
• M64: 29,610,804 km (0.119 R)
• M65: 30,454,686 km (0.12 R)
• M66: 30,650,509 km (0.026 R)
• M67: 32,232,507 km (0.096 R)
• M68: 32,966,434 km (0.102 R)
• M69: 33,301,832 km (0.056 R)
• M70: 33,638,428 km (0.066 R)
• M71: 34,043,688 km (0.04 R)
• M72: 34,179,224 km (0.104 R)
• M73: 34,586,729 km (0.098 R)
• M74: 34,859,296 km (0.044 R)
• M75: 35,406,525 km (0.075 R)
• M76: 36,025,561 km (0.116 R)
• M77: 36,509,510 km (0.107 R)
• M78: 37,344,116 km (0.114 R)
• M79: 37,693,727 km (0.105 R)
• M80: 38,044,534 km (0.042 R)
• M81: 38,396,238 km (0.111 R)
• M82: 38,749,140 km (0.118 R)
• M83: 41,249,219 km (0.11 R)
• M84: 42,118,383 km (0.088 R)
• M85: 42,263,792 km (0.106 R)
• M86: 43,286,593 km (0.093 R)
• M87: 49,975,861 km (0.086 R)
• M88: 50,824,680 km (0.052 R)
• M89: 50,979,514 km (0.079 R)
• M90: 51,134,497 km (0.097 R)
• M91: 51,756,076 km (0.115 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 176 - 16,462 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit