🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.76 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.44 AU - 1.6 AU

Year: 659 Days

Day: 32.1 Hours

Environment

Temp: -5 °C

Axial Tilt: 12.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.89 AU - 2.43 AU

Year: 1116 Days

Day: 29.4 Hours

Environment

Temp: -54 °C

Axial Tilt: 7.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 3.11 AU - 3.25 AU

Year: 1993 Days

Day: 45 Hours

Environment

Temp: -87 °C

Axial Tilt: 26.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.12 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 9.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467

Radius: 12.2

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 8.65 AU - 9.47 AU

Year: 9585 Days

Day: 14.5 Hours

Environment

Temp: -167 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 68,040,960 km

• M1: 170,691 km (0.081 R)
• M2: 258,655 km (0.065 R)
• M3: 430,842 km (0.099 R)
• M4: 664,364 km (0.092 R)
• M5: 1,041,800 km (0.065 R)
• M6: 1,463,217 km (0.116 R)
• M7: 1,914,254 km (0.113 R)
• M8: 2,044,853 km (0.092 R)
• M9: 2,269,101 km (0.106 R)
• M10: 2,890,231 km (0.048 R)
• M11: 3,350,244 km (0.064 R)
• M12: 3,482,339 km (0.117 R)
• M13: 3,751,466 km (0.079 R)
• M14: 4,027,623 km (0.074 R)
• M15: 4,425,404 km (0.087 R)
• M16: 5,444,016 km (0.1 R)
• M17: 5,852,119 km (0.041 R)
• M18: 6,140,544 km (0.114 R)
• M19: 6,302,857 km (0.112 R)
• M20: 6,764,965 km (0.092 R)
• M21: 7,135,818 km (0.086 R)
• M22: 7,617,374 km (0.068 R)
• M23: 8,003,037 km (0.058 R)
• M24: 8,251,968 km (0.082 R)
• M25: 9,050,821 km (0.096 R)
• M26: 9,235,724 km (0.048 R)
• M27: 9,874,207 km (0.108 R)
• M28: 10,102,943 km (0.098 R)
• M29: 10,488,157 km (0.102 R)
• M30: 11,035,536 km (0.079 R)
• M31: 11,472,212 km (0.111 R)
• M32: 11,793,249 km (0.096 R)
• M33: 12,076,737 km (0.113 R)
• M34: 12,321,479 km (0.06 R)
• M35: 13,443,164 km (0.056 R)
• M36: 13,824,339 km (0.092 R)
• M37: 13,994,881 km (0.101 R)
• M38: 14,901,743 km (0.102 R)
• M39: 16,095,534 km (0.112 R)
• M40: 16,230,023 km (0.104 R)
• M41: 16,364,960 km (0.093 R)
• M42: 16,545,524 km (0.098 R)
• M43: 16,635,882 km (0.045 R)
• M44: 17,966,555 km (0.072 R)
• M45: 18,152,804 km (0.113 R)
• M46: 20,340,074 km (0.094 R)
• M47: 22,109,219 km (0.075 R)
• M48: 22,659,589 km (0.11 R)
• M49: 22,810,384 km (0.092 R)
• M50: 23,012,192 km (0.084 R)
• M51: 23,113,170 km (0.036 R)
• M52: 23,265,162 km (0.111 R)
• M53: 23,978,295 km (0.118 R)
• M54: 24,440,702 km (0.05 R)
• M55: 25,321,983 km (0.107 R)
• M56: 25,792,767 km (0.06 R)
• M57: 27,062,255 km (0.097 R)
• M58: 27,866,194 km (0.06 R)
• M59: 28,460,546 km (0.065 R)
• M60: 28,895,577 km (0.101 R)
• M61: 29,168,443 km (0.09 R)
• M62: 29,277,949 km (0.108 R)
• M63: 31,270,892 km (0.085 R)
• M64: 31,382,941 km (0.054 R)
• M65: 32,908,091 km (0.069 R)
• M66: 33,079,081 km (0.072 R)
• M67: 33,880,776 km (0.118 R)
• M68: 34,053,412 km (0.065 R)
• M69: 34,978,974 km (0.101 R)
• M70: 35,153,405 km (0.057 R)
• M71: 35,269,942 km (0.068 R)
• M72: 35,386,479 km (0.113 R)
• M73: 35,737,136 km (0.108 R)
• M74: 35,912,914 km (0.118 R)
• M75: 37,210,376 km (0.094 R)
• M76: 39,305,943 km (0.105 R)
• M77: 39,487,405 km (0.106 R)
• M78: 39,608,430 km (0.049 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 417

Radius: 7.3

Gravity: 7.83 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 12.96 AU - 18.26 AU

Year: 21676 Days

Day: 23 Hours

Environment

Temp: -189 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 68,040,960 km

• M1: 130,599 km (0.093 R)
• M2: 191,485 km (0.049 R)
• M3: 850,464 km (0.087 R)
• M4: 1,089,372 km (0.109 R)
• M5: 1,571,077 km (0.088 R)
• M6: 2,111,873 km (0.101 R)
• M7: 2,369,780 km (0.112 R)
• M8: 2,435,753 km (0.066 R)
• M9: 2,637,710 km (0.042 R)
• M10: 4,277,602 km (0.109 R)
• M11: 4,439,616 km (0.078 R)
• M12: 4,645,014 km (0.115 R)
• M13: 5,236,823 km (0.094 R)
• M14: 5,410,207 km (0.075 R)
• M15: 6,214,146 km (0.045 R)
• M16: 7,054,736 km (0.111 R)
• M17: 7,294,542 km (0.074 R)
• M18: 7,733,163 km (0.1 R)
• M19: 7,980,448 km (0.111 R)
• M20: 8,030,115 km (0.046 R)
• M21: 8,080,080 km (0.119 R)
• M22: 8,330,956 km (0.096 R)
• M23: 8,381,520 km (0.097 R)
• M24: 8,432,084 km (0.092 R)
• M25: 8,584,524 km (0.108 R)
• M26: 9,307,980 km (0.109 R)
• M27: 9,465,506 km (0.099 R)
• M28: 9,783,252 km (0.111 R)
• M29: 11,932,674 km (0.053 R)
• M30: 12,103,964 km (0.098 R)
• M31: 12,796,901 km (0.107 R)
• M32: 13,089,365 km (0.054 R)
• M33: 13,740,714 km (0.068 R)
• M34: 15,632,529 km (0.061 R)
• M35: 16,259,942 km (0.094 R)
• M36: 16,895,584 km (0.118 R)
• M37: 18,125,727 km (0.102 R)
• M38: 18,784,705 km (0.111 R)
• M39: 18,983,970 km (0.112 R)
• M40: 19,720,440 km (0.101 R)
• M41: 19,787,909 km (0.084 R)
• M42: 19,922,996 km (0.067 R)
• M43: 20,261,984 km (0.11 R)
• M44: 20,808,316 km (0.09 R)
• M45: 20,945,647 km (0.085 R)
• M46: 21,636,938 km (0.048 R)
• M47: 22,758,474 km (0.091 R)
• M48: 23,041,812 km (0.065 R)
• M49: 23,183,930 km (0.059 R)
• M50: 23,255,139 km (0.095 R)
• M51: 23,970,815 km (0.104 R)
• M52: 24,186,834 km (0.066 R)
• M53: 26,086,727 km (0.03 R)
• M54: 26,160,778 km (0.075 R)
• M55: 26,606,430 km (0.107 R)
• M56: 26,979,677 km (0.028 R)
• M57: 27,279,621 km (0.096 R)
• M58: 27,882,650 km (0.063 R)
• M59: 30,416,389 km (0.098 R)
• M60: 30,806,690 km (0.072 R)
• M61: 31,434,552 km (0.113 R)
• M62: 32,782,877 km (0.11 R)
• M63: 33,907,405 km (0.082 R)
• M64: 34,230,985 km (0.096 R)
• M65: 34,881,287 km (0.051 R)
• M66: 35,126,178 km (0.113 R)
• M67: 35,371,669 km (0.036 R)
• M68: 36,690,523 km (0.117 R)
• M69: 38,193,384 km (0.113 R)
• M70: 41,172,625 km (0.026 R)
• M71: 42,037,450 km (0.029 R)
• M72: 42,559,248 km (0.069 R)
• M73: 43,609,275 km (0.078 R)
• M74: 44,756,392 km (0.104 R)
• M75: 46,181,760 km (0.101 R)
• M76: 46,450,737 km (0.064 R)
• M77: 46,990,187 km (0.062 R)
• M78: 48,166,026 km (0.08 R)
• M79: 49,168,482 km (0.105 R)
• M80: 49,260,036 km (0.101 R)
• M81: 50,269,971 km (0.085 R)
• M82: 51,194,037 km (0.079 R)
• M83: 51,565,339 km (0.119 R)
• M84: 53,340,766 km (0.076 R)
• M85: 54,567,020 km (0.108 R)
• M86: 55,516,518 km (0.078 R)
• M87: 55,993,436 km (0.076 R)
• M88: 56,567,443 km (0.101 R)
• M89: 56,855,120 km (0.11 R)
• M90: 58,882,919 km (0.102 R)
• M91: 60,737,932 km (0.103 R)
• M92: 63,207,793 km (0.112 R)
• M93: 64,504,956 km (0.118 R)
• M94: 64,905,879 km (0.088 R)

Kuiper Belt

Range: 31.2 - 61.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 519 - 18,469 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit