🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.95 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 3.62 AU - 4.18 AU

Year: 2720 Days

Day: 37.4 Hours

Environment

Temp: -104 °C

Axial Tilt: 13.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.77 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Ice Giant

Semi-Major Axis: 13.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 573.5

Radius: 6.2

Gravity: 14.92 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 11.57 AU - 15.71 AU

Year: 17788 Days

Day: 21.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 49,937,240 km

• M1: 79,137 km (0.092 R)
• M2: 124,465 km (0.1 R)
• M3: 371,003 km (0.113 R)
• M4: 587,321 km (0.05 R)
• M5: 773,720 km (0.093 R)
• M6: 1,174,942 km (0.089 R)
• M7: 1,836,015 km (0.116 R)
• M8: 1,895,555 km (0.063 R)
• M9: 2,331,034 km (0.113 R)
• M10: 2,560,068 km (0.119 R)
• M11: 2,934,811 km (0.103 R)
• M12: 3,110,738 km (0.112 R)
• M13: 3,182,096 km (0.059 R)
• M14: 5,869,472 km (0.045 R)
• M15: 6,727,267 km (0.075 R)
• M16: 7,006,267 km (0.091 R)
• M17: 7,194,461 km (0.106 R)
• M18: 7,289,156 km (0.097 R)
• M19: 8,209,183 km (0.075 R)
• M20: 8,308,217 km (0.119 R)
• M21: 10,583,601 km (0.033 R)
• M22: 11,844,711 km (0.095 R)
• M23: 12,237,854 km (0.105 R)
• M24: 12,692,482 km (0.113 R)
• M25: 12,749,628 km (0.097 R)
• M26: 13,384,671 km (0.114 R)
• M27: 14,029,887 km (0.116 R)
• M28: 14,685,275 km (0.108 R)
• M29: 14,745,264 km (0.038 R)
• M30: 17,151,246 km (0.11 R)
• M31: 18,044,196 km (0.08 R)
• M32: 18,756,282 km (0.052 R)
• M33: 19,017,629 km (0.101 R)
• M34: 19,214,351 km (0.087 R)
• M35: 21,354,348 km (0.117 R)
• M36: 22,452,396 km (0.113 R)
• M37: 23,639,007 km (0.042 R)
• M38: 23,709,467 km (0.105 R)
• M39: 24,062,818 km (0.117 R)
• M40: 25,348,761 km (0.071 R)
• M41: 25,637,634 km (0.099 R)
• M42: 27,541,417 km (0.045 R)
• M43: 27,615,468 km (0.119 R)
• M44: 27,838,219 km (0.06 R)
• M45: 27,987,069 km (0.113 R)
• M46: 30,251,532 km (0.115 R)
• M47: 31,096,461 km (0.072 R)
• M48: 31,173,653 km (0.115 R)
• M49: 31,250,846 km (0.08 R)
• M50: 31,560,513 km (0.086 R)
• M51: 31,638,154 km (0.101 R)
• M52: 32,417,410 km (0.074 R)
• M53: 32,809,356 km (0.115 R)
• M54: 33,124,110 km (0.12 R)
• M55: 33,202,948 km (0.056 R)
• M56: 34,313,264 km (0.103 R)
• M57: 34,632,655 km (0.11 R)
• M58: 36,325,953 km (0.091 R)
• M59: 36,733,159 km (0.086 R)
• M60: 37,716,466 km (0.106 R)
• M61: 37,798,744 km (0.087 R)
• M62: 38,625,422 km (0.069 R)
• M63: 39,374,459 km (0.051 R)
• M64: 39,457,934 km (0.101 R)
• M65: 39,792,585 km (0.076 R)
• M66: 40,044,208 km (0.099 R)
• M67: 40,380,504 km (0.084 R)
• M68: 40,633,474 km (0.089 R)
• M69: 41,565,170 km (0.067 R)
• M70: 41,650,142 km (0.108 R)
• M71: 42,503,747 km (0.088 R)
• M72: 44,575,977 km (0.117 R)
• M73: 44,750,109 km (0.066 R)
• M74: 45,712,023 km (0.088 R)
• M75: 45,887,651 km (0.027 R)
• M76: 46,063,578 km (0.072 R)
• M77: 46,857,643 km (0.115 R)
• M78: 49,537,241 km (0.077 R)
• M79: 50,260,247 km (0.11 R)
• M80: 50,441,410 km (0.089 R)
• M81: 50,986,545 km (0.118 R)
• M82: 51,533,624 km (0.113 R)
• M83: 52,541,764 km (0.118 R)
• M84: 52,633,617 km (0.077 R)
• M85: 54,112,392 km (0.062 R)
• M86: 54,391,093 km (0.115 R)
• M87: 55,698,429 km (0.086 R)
• M88: 57,773,351 km (0.03 R)
• M89: 58,153,479 km (0.103 R)
• M90: 59,681,622 km (0.044 R)
• M91: 60,354,513 km (0.104 R)
• M92: 62,193,220 km (0.064 R)
• M93: 63,657,784 km (0.114 R)
• M94: 64,050,179 km (0.112 R)
• M95: 65,232,451 km (0.098 R)
• M96: 65,925,388 km (0.081 R)

Planet 3 - Ice Giant

Semi-Major Axis: 16.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 136.8

Radius: 4.8

Gravity: 5.94 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 15.52 AU - 17.6 AU

Year: 23795 Days

Day: 16.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 49,937,240 km

• M1: 61,335 km (0.111 R)
• M2: 293,361 km (0.096 R)
• M3: 400,324 km (0.073 R)
• M4: 443,857 km (0.071 R)
• M5: 551,717 km (0.109 R)
• M6: 867,219 km (0.091 R)
• M7: 1,566,589 km (0.089 R)
• M8: 1,660,686 km (0.084 R)
• M9: 1,954,347 km (0.08 R)
• M10: 2,211,356 km (0.101 R)
• M11: 2,370,677 km (0.085 R)
• M12: 3,073,937 km (0.106 R)
• M13: 3,251,809 km (0.115 R)
• M14: 3,648,692 km (0.1 R)
• M15: 3,679,808 km (0.092 R)
• M16: 4,092,998 km (0.049 R)
• M17: 4,420,916 km (0.087 R)
• M18: 4,621,677 km (0.115 R)
• M19: 4,757,063 km (0.072 R)
• M20: 4,859,687 km (0.09 R)
• M21: 5,136,443 km (0.095 R)
• M22: 5,597,354 km (0.091 R)
• M23: 5,850,922 km (0.073 R)
• M24: 6,034,329 km (0.098 R)
• M25: 6,444,676 km (0.1 R)
• M26: 6,825,403 km (0.116 R)
• M27: 8,461,106 km (0.095 R)
• M28: 8,627,010 km (0.111 R)
• M29: 8,710,336 km (0.107 R)
• M30: 9,300,948 km (0.107 R)
• M31: 9,644,276 km (0.058 R)
• M32: 9,860,893 km (0.118 R)
• M33: 10,698,791 km (0.103 R)
• M34: 10,788,400 km (0.104 R)
• M35: 11,330,842 km (0.091 R)
• M36: 13,346,075 km (0.103 R)
• M37: 13,927,861 km (0.104 R)
• M38: 16,543,131 km (0.094 R)
• M39: 16,750,474 km (0.054 R)
• M40: 17,377,588 km (0.093 R)
• M41: 17,430,246 km (0.075 R)
• M42: 18,065,738 km (0.09 R)
• M43: 18,547,294 km (0.108 R)
• M44: 19,141,496 km (0.04 R)
• M45: 19,413,764 km (0.101 R)
• M46: 19,797,034 km (0.089 R)
• M47: 20,238,049 km (0.111 R)
• M48: 21,354,797 km (0.064 R)
• M49: 22,491,441 km (0.117 R)
• M50: 23,240,628 km (0.09 R)
• M51: 23,705,877 km (0.065 R)
• M52: 24,527,319 km (0.085 R)
• M53: 24,763,684 km (0.054 R)
• M54: 25,596,944 km (0.081 R)
• M55: 26,017,164 km (0.09 R)
• M56: 26,197,878 km (0.072 R)
• M57: 26,864,187 km (0.085 R)
• M58: 27,229,954 km (0.117 R)
• M59: 28,275,344 km (0.071 R)
• M60: 28,461,144 km (0.043 R)
• M61: 28,709,477 km (0.094 R)
• M62: 29,459,112 km (0.052 R)
• M63: 29,647,456 km (0.079 R)
• M64: 29,836,248 km (0.118 R)
• M65: 29,899,229 km (0.078 R)
• M66: 30,658,887 km (0.086 R)
• M67: 31,296,922 km (0.092 R)
• M68: 32,456,156 km (0.117 R)
• M69: 32,650,633 km (0.06 R)
• M70: 33,760,499 km (0.05 R)
• M71: 34,155,288 km (0.118 R)
• M72: 34,353,206 km (0.096 R)
• M73: 35,281,760 km (0.074 R)
• M74: 35,548,643 km (0.107 R)
• M75: 37,503,139 km (0.109 R)
• M76: 38,390,554 km (0.116 R)
• M77: 38,459,069 km (0.104 R)
• M78: 38,871,212 km (0.061 R)
• M79: 39,284,850 km (0.083 R)
• M80: 39,423,078 km (0.089 R)
• M81: 39,838,661 km (0.097 R)
• M82: 39,977,488 km (0.107 R)
• M83: 40,046,901 km (0.031 R)
• M84: 40,813,889 km (0.117 R)
• M85: 41,304,421 km (0.06 R)
• M86: 41,445,043 km (0.086 R)
• M87: 42,859,042 km (0.061 R)
• M88: 43,143,727 km (0.105 R)
• M89: 43,214,935 km (0.108 R)
• M90: 45,806,718 km (0.067 R)
• M91: 45,879,423 km (0.078 R)
• M92: 47,048,082 km (0.108 R)
• M93: 47,415,195 km (0.119 R)
• M94: 48,300,365 km (0.09 R)
• M95: 48,522,518 km (0.096 R)
• M96: 48,670,770 km (0.076 R)
• M97: 49,937,265 km (0.096 R)

Kuiper Belt

Range: 31.1 - 50.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 250 - 12,636 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit