🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.47 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.38 AU - 3.5 AU

Year: 1889 Days

Day: 17.8 Hours

Environment

Temp: -116 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 2.39 AU - 3.53 AU

Year: 1908 Days

Day: 41.7 Hours

Environment

Temp: -101 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.81 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 16.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 273.9

Radius: 4.7

Gravity: 12.4 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 15.43 AU - 17.89 AU

Year: 25482 Days

Day: 20.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 88,452,048 km

• M1: 96,939 km (0.112 R)
• M2: 179,368 km (0.112 R)
• M3: 334,351 km (0.056 R)
• M4: 366,814 km (0.06 R)
• M5: 417,677 km (0.09 R)
• M6: 526,884 km (0.113 R)
• M7: 816,505 km (0.084 R)
• M8: 1,303,745 km (0.111 R)
• M9: 1,747,602 km (0.112 R)
• M10: 1,806,095 km (0.06 R)
• M11: 1,865,336 km (0.115 R)
• M12: 1,985,762 km (0.068 R)
• M13: 2,362,300 km (0.038 R)
• M14: 2,625,443 km (0.07 R)
• M15: 2,828,896 km (0.083 R)
• M16: 3,072,740 km (0.118 R)
• M17: 3,251,061 km (0.079 R)
• M18: 3,432,822 km (0.09 R)
• M19: 3,469,623 km (0.089 R)
• M20: 3,844,216 km (0.041 R)
• M21: 4,510,226 km (0.095 R)
• M22: 5,381,185 km (0.094 R)
• M23: 5,596,157 km (0.095 R)
• M24: 6,620,454 km (0.115 R)
• M25: 6,943,436 km (0.107 R)
• M26: 7,366,349 km (0.07 R)
• M27: 8,484,593 km (0.072 R)
• M28: 8,835,250 km (0.04 R)
• M29: 8,986,942 km (0.114 R)
• M30: 10,020,664 km (0.082 R)
• M31: 10,820,264 km (0.084 R)
• M32: 11,529,657 km (0.088 R)
• M33: 12,085,563 km (0.096 R)
• M34: 12,763,990 km (0.097 R)
• M35: 12,821,136 km (0.118 R)
• M36: 13,629,563 km (0.097 R)
• M37: 14,098,851 km (0.111 R)
• M38: 15,660,204 km (0.11 R)
• M39: 17,338,692 km (0.104 R)
• M40: 17,592,261 km (0.11 R)
• M41: 18,424,623 km (0.12 R)
• M42: 19,269,702 km (0.078 R)
• M43: 19,400,749 km (0.098 R)
• M44: 20,527,371 km (0.1 R)
• M45: 22,222,165 km (0.094 R)
• M46: 22,359,795 km (0.092 R)
• M47: 23,400,099 km (0.112 R)
• M48: 24,032,000 km (0.078 R)
• M49: 25,384,066 km (0.07 R)
• M50: 26,395,946 km (0.1 R)
• M51: 26,687,512 km (0.119 R)
• M52: 28,087,000 km (0.05 R)
• M53: 28,683,297 km (0.078 R)
• M54: 28,758,096 km (0.088 R)
• M55: 31,033,330 km (0.115 R)
• M56: 32,347,996 km (0.112 R)
• M57: 32,816,238 km (0.115 R)
• M58: 33,917,727 km (0.111 R)
• M59: 35,111,368 km (0.09 R)
• M60: 35,351,772 km (0.086 R)
• M61: 35,512,291 km (0.111 R)
• M62: 35,592,625 km (0.075 R)
• M63: 37,867,260 km (0.082 R)
• M64: 38,113,798 km (0.093 R)
• M65: 38,690,946 km (0.105 R)
• M66: 38,939,279 km (0.092 R)
• M67: 39,188,060 km (0.037 R)
• M68: 39,603,792 km (0.049 R)
• M69: 40,188,421 km (0.118 R)
• M70: 40,355,970 km (0.104 R)
• M71: 41,281,682 km (0.076 R)
• M72: 42,214,425 km (0.055 R)
• M73: 43,154,049 km (0.031 R)
• M74: 43,669,414 km (0.09 R)
• M75: 45,140,858 km (0.077 R)
• M76: 45,402,206 km (0.078 R)
• M77: 45,489,421 km (0.072 R)
• M78: 46,364,718 km (0.028 R)
• M79: 46,540,496 km (0.116 R)
• M80: 49,651,533 km (0.12 R)
• M81: 50,643,068 km (0.037 R)
• M82: 51,277,513 km (0.025 R)
• M83: 51,459,274 km (0.055 R)
• M84: 51,732,140 km (0.104 R)
• M85: 51,914,500 km (0.11 R)
• M86: 53,012,549 km (0.098 R)
• M87: 58,806,773 km (0.106 R)
• M88: 58,996,912 km (0.06 R)
• M89: 59,187,350 km (0.06 R)
• M90: 59,951,197 km (0.117 R)
• M91: 63,330,763 km (0.098 R)
• M92: 65,881,107 km (0.09 R)

Planet 4 - Ice Giant

Semi-Major Axis: 18.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 461.3

Radius: 6.7

Gravity: 10.28 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 18.16 AU - 19.44 AU

Year: 30547 Days

Day: 24.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 88,452,048 km

• M1: 453,730 km (0.101 R)
• M2: 613,052 km (0.117 R)
• M3: 955,182 km (0.111 R)
• M4: 1,012,628 km (0.042 R)
• M5: 1,684,921 km (0.1 R)
• M6: 1,971,401 km (0.057 R)
• M7: 2,350,931 km (0.109 R)
• M8: 2,549,297 km (0.064 R)
• M9: 4,225,392 km (0.101 R)
• M10: 4,962,610 km (0.071 R)
• M11: 5,475,880 km (0.071 R)
• M12: 6,831,836 km (0.055 R)
• M13: 7,459,847 km (0.116 R)
• M14: 7,517,742 km (0.027 R)
• M15: 8,106,110 km (0.049 R)
• M16: 8,526,779 km (0.101 R)
• M17: 8,709,139 km (0.094 R)
• M18: 12,070,155 km (0.096 R)
• M19: 12,827,120 km (0.047 R)
• M20: 13,741,312 km (0.107 R)
• M21: 15,188,522 km (0.077 R)
• M22: 15,335,876 km (0.119 R)
• M23: 19,410,025 km (0.076 R)
• M24: 19,489,910 km (0.077 R)
• M25: 19,810,797 km (0.118 R)
• M26: 20,295,195 km (0.118 R)
• M27: 20,701,802 km (0.076 R)
• M28: 20,947,143 km (0.089 R)
• M29: 21,605,972 km (0.101 R)
• M30: 21,937,929 km (0.097 R)
• M31: 22,355,307 km (0.109 R)
• M32: 22,439,082 km (0.059 R)
• M33: 23,028,498 km (0.084 R)
• M34: 23,282,665 km (0.107 R)
• M35: 23,708,271 km (0.118 R)
• M36: 23,879,261 km (0.074 R)
• M37: 25,786,933 km (0.076 R)
• M38: 28,103,905 km (0.106 R)
• M39: 30,023,395 km (0.076 R)
• M40: 30,208,448 km (0.114 R)
• M41: 31,796,130 km (0.093 R)
• M42: 31,984,773 km (0.077 R)
• M43: 32,457,801 km (0.032 R)
• M44: 33,315,296 km (0.102 R)
• M45: 34,083,631 km (0.081 R)
• M46: 35,149,516 km (0.078 R)
• M47: 37,513,162 km (0.071 R)
• M48: 39,218,129 km (0.118 R)
• M49: 42,807,132 km (0.094 R)
• M50: 43,642,037 km (0.108 R)
• M51: 45,222,090 km (0.108 R)
• M52: 46,606,618 km (0.047 R)
• M53: 48,546,304 km (0.104 R)
• M54: 48,763,520 km (0.111 R)
• M55: 49,744,733 km (0.092 R)
• M56: 50,402,515 km (0.041 R)
• M57: 53,734,209 km (0.111 R)
• M58: 56,108,477 km (0.103 R)
• M59: 56,793,036 km (0.098 R)
• M60: 57,021,921 km (0.03 R)
• M61: 57,595,330 km (0.068 R)
• M62: 57,710,221 km (0.039 R)
• M63: 58,632,193 km (0.119 R)
• M64: 65,101,553 km (0.11 R)
• M65: 66,542,778 km (0.075 R)
• M66: 66,784,080 km (0.088 R)
• M67: 70,806,168 km (0.072 R)
• M68: 71,422,362 km (0.095 R)
• M69: 72,411,952 km (0.116 R)
• M70: 74,404,895 km (0.107 R)
• M71: 77,808,695 km (0.113 R)
• M72: 79,209,829 km (0.112 R)
• M73: 79,465,491 km (0.106 R)
• M74: 80,619,340 km (0.056 R)
• M75: 81,391,714 km (0.081 R)
• M76: 82,554,837 km (0.051 R)
• M77: 84,636,043 km (0.086 R)
• M78: 85,945,473 km (0.076 R)
• M79: 86,339,663 km (0.052 R)
• M80: 86,734,452 km (0.099 R)
• M81: 86,998,043 km (0.045 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: 441 - 10,727 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit