🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.75 AU - 0.83 AU

Year: 258 Days

Day: 42.3 Hours

Environment

Temp: 167 °C

Axial Tilt: 11.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 3.98 AU - 5.2 AU

Year: 3610 Days

Day: 40.3 Hours

Environment

Temp: -137 °C

Axial Tilt: 163.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Ice Giant

Semi-Major Axis: 16.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 489.7

Radius: 3.3

Gravity: 44.97 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 16.56 AU - 16.66 AU

Year: 24850 Days

Day: 19.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 100,121,496 km

• M1: 215,271 km (0.076 R)
• M2: 333,304 km (0.113 R)
• M3: 816,356 km (0.114 R)
• M4: 1,403,976 km (0.071 R)
• M5: 1,434,644 km (0.118 R)
• M6: 1,753,137 km (0.082 R)
• M7: 1,920,238 km (0.047 R)
• M8: 1,954,347 km (0.107 R)
• M9: 2,057,719 km (0.046 R)
• M10: 3,105,951 km (0.069 R)
• M11: 3,186,285 km (0.116 R)
• M12: 3,390,037 km (0.064 R)
• M13: 3,682,352 km (0.063 R)
• M14: 3,767,323 km (0.09 R)
• M15: 4,335,496 km (0.083 R)
• M16: 4,652,494 km (0.097 R)
• M17: 5,118,042 km (0.071 R)
• M18: 5,213,037 km (0.107 R)
• M19: 5,501,162 km (0.104 R)
• M20: 6,396,356 km (0.105 R)
• M21: 6,498,532 km (0.056 R)
• M22: 6,652,917 km (0.109 R)
• M23: 6,704,677 km (0.091 R)
• M24: 6,965,277 km (0.048 R)
• M25: 9,571,571 km (0.082 R)
• M26: 9,923,874 km (0.116 R)
• M27: 10,220,676 km (0.113 R)
• M28: 10,340,205 km (0.112 R)
• M29: 11,128,286 km (0.116 R)
• M30: 11,935,666 km (0.083 R)
• M31: 13,084,129 km (0.115 R)
• M32: 14,267,448 km (0.098 R)
• M33: 15,621,907 km (0.117 R)
• M34: 15,966,730 km (0.066 R)
• M35: 16,453,971 km (0.114 R)
• M36: 19,108,585 km (0.046 R)
• M37: 19,329,690 km (0.115 R)
• M38: 19,403,442 km (0.108 R)
• M39: 19,477,493 km (0.091 R)
• M40: 19,625,595 km (0.042 R)
• M41: 19,997,645 km (0.038 R)
• M42: 20,976,015 km (0.092 R)
• M43: 22,124,029 km (0.093 R)
• M44: 22,433,547 km (0.115 R)
• M45: 22,511,188 km (0.081 R)
• M46: 22,822,502 km (0.075 R)
• M47: 23,135,311 km (0.056 R)
• M48: 24,961,153 km (0.052 R)
• M49: 25,932,043 km (0.107 R)
• M50: 26,915,200 km (0.046 R)
• M51: 26,997,629 km (0.042 R)
• M52: 27,080,207 km (0.101 R)
• M53: 27,245,662 km (0.088 R)
• M54: 27,910,475 km (0.099 R)
• M55: 28,161,201 km (0.1 R)
• M56: 28,244,826 km (0.083 R)
• M57: 28,412,675 km (0.114 R)
• M58: 28,580,673 km (0.037 R)
• M59: 31,400,593 km (0.102 R)
• M60: 33,329,209 km (0.092 R)
• M61: 33,595,194 km (0.1 R)
• M62: 35,025,349 km (0.083 R)
• M63: 37,391,539 km (0.028 R)
• M64: 37,575,694 km (0.1 R)
• M65: 37,760,148 km (0.054 R)
• M66: 38,779,957 km (0.028 R)
• M67: 39,433,700 km (0.118 R)
• M68: 39,527,348 km (0.119 R)
• M69: 39,621,146 km (0.076 R)
• M70: 40,562,715 km (0.063 R)
• M71: 41,511,764 km (0.104 R)
• M72: 43,528,193 km (0.097 R)
• M73: 46,562,636 km (0.12 R)
• M74: 47,755,530 km (0.08 R)
• M75: 48,757,237 km (0.091 R)
• M76: 49,664,548 km (0.095 R)
• M77: 50,171,087 km (0.094 R)
• M78: 51,803,499 km (0.11 R)
• M79: 52,008,747 km (0.057 R)
• M80: 52,111,521 km (0.106 R)
• M81: 52,214,294 km (0.119 R)
• M82: 52,626,287 km (0.093 R)
• M83: 53,246,071 km (0.114 R)
• M84: 55,120,083 km (0.109 R)
• M85: 57,333,683 km (0.114 R)
• M86: 58,184,596 km (0.03 R)
• M87: 59,468,744 km (0.116 R)
• M88: 60,437,839 km (0.113 R)
• M89: 60,870,326 km (0.084 R)
• M90: 61,303,711 km (0.12 R)
• M91: 64,366,578 km (0.048 R)
• M92: 71,095,042 km (0.091 R)
• M93: 71,323,178 km (0.055 R)
• M94: 74,310,648 km (0.084 R)
• M95: 74,657,865 km (0.109 R)
• M96: 77,338,658 km (0.037 R)
• M97: 77,690,513 km (0.085 R)

Planet 4 - Ice Giant

Semi-Major Axis: 18.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 758.4

Radius: 4.5

Gravity: 37.45 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 16.25 AU - 20.31 AU

Year: 28690 Days

Day: 23.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 100,121,496 km

• M1: 156,031 km (0.117 R)
• M2: 221,704 km (0.074 R)
• M3: 338,989 km (0.071 R)
• M4: 683,363 km (0.118 R)
• M5: 1,453,643 km (0.092 R)
• M6: 2,535,684 km (0.098 R)
• M7: 4,320,087 km (0.073 R)
• M8: 4,800,446 km (0.114 R)
• M9: 5,297,709 km (0.064 R)
• M10: 5,638,344 km (0.11 R)
• M11: 6,520,223 km (0.055 R)
• M12: 7,256,245 km (0.059 R)
• M13: 7,953,820 km (0.105 R)
• M14: 8,018,296 km (0.072 R)
• M15: 10,101,297 km (0.101 R)
• M16: 10,381,643 km (0.077 R)
• M17: 12,116,530 km (0.119 R)
• M18: 13,398,733 km (0.094 R)
• M19: 13,629,413 km (0.039 R)
• M20: 14,644,285 km (0.037 R)
• M21: 14,802,560 km (0.079 R)
• M22: 15,041,019 km (0.092 R)
• M23: 17,578,647 km (0.119 R)
• M24: 18,254,680 km (0.106 R)
• M25: 19,371,428 km (0.117 R)
• M26: 19,632,177 km (0.048 R)
• M27: 20,245,379 km (0.079 R)
• M28: 20,421,605 km (0.075 R)
• M29: 21,042,736 km (0.12 R)
• M30: 21,400,574 km (0.111 R)
• M31: 21,580,091 km (0.078 R)
• M32: 22,485,757 km (0.118 R)
• M33: 23,311,238 km (0.071 R)
• M34: 23,403,689 km (0.047 R)
• M35: 23,960,193 km (0.073 R)
• M36: 24,615,133 km (0.07 R)
• M37: 25,656,035 km (0.1 R)
• M38: 30,061,543 km (0.091 R)
• M39: 32,607,848 km (0.105 R)
• M40: 33,125,307 km (0.117 R)
• M41: 33,333,098 km (0.036 R)
• M42: 34,063,734 km (0.106 R)
• M43: 35,434,500 km (0.117 R)
• M44: 35,540,714 km (0.102 R)
• M45: 35,966,470 km (0.06 R)
• M46: 36,501,132 km (0.07 R)
• M47: 37,470,078 km (0.118 R)
• M48: 37,686,546 km (0.059 R)
• M49: 38,229,586 km (0.082 R)
• M50: 38,556,607 km (0.099 R)
• M51: 41,541,534 km (0.076 R)
• M52: 43,345,085 km (0.052 R)
• M53: 45,750,769 km (0.077 R)
• M54: 47,378,394 km (0.055 R)
• M55: 47,964,368 km (0.104 R)
• M56: 48,199,387 km (0.105 R)
• M57: 49,025,017 km (0.075 R)
• M58: 50,810,019 km (0.109 R)
• M59: 51,891,013 km (0.112 R)
• M60: 53,101,260 km (0.081 R)
• M61: 53,831,747 km (0.046 R)
• M62: 54,565,524 km (0.119 R)
• M63: 60,427,517 km (0.09 R)
• M64: 61,317,474 km (0.087 R)
• M65: 61,827,902 km (0.115 R)
• M66: 62,211,771 km (0.104 R)
• M67: 64,660,837 km (0.082 R)
• M68: 65,701,440 km (0.108 R)
• M69: 69,386,933 km (0.071 R)
• M70: 70,318,778 km (0.102 R)
• M71: 74,087,149 km (0.096 R)
• M72: 75,175,772 km (0.094 R)
• M73: 75,448,789 km (0.092 R)
• M74: 76,132,750 km (0.112 R)
• M75: 76,406,813 km (0.1 R)
• M76: 76,681,325 km (0.078 R)
• M77: 76,956,137 km (0.112 R)
• M78: 78,611,886 km (0.05 R)
• M79: 80,000,603 km (0.1 R)
• M80: 80,418,729 km (0.096 R)
• M81: 80,698,028 km (0.102 R)
• M82: 80,837,753 km (0.088 R)
• M83: 81,117,351 km (0.116 R)
• M84: 81,817,918 km (0.111 R)
• M85: 83,790,366 km (0.115 R)
• M86: 84,215,074 km (0.116 R)
• M87: 84,498,562 km (0.05 R)
• M88: 85,351,120 km (0.117 R)
• M89: 85,635,805 km (0.116 R)
• M90: 89,077,903 km (0.052 R)
• M91: 92,857,493 km (0.116 R)
• M92: 94,619,606 km (0.082 R)
• M93: 96,096,287 km (0.087 R)
• M94: 97,580,746 km (0.112 R)
• M95: 99,371,882 km (0.072 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: 356 - 17,043 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit