🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.97 AU - 1.27 AU

Year: 433 Days

Day: 12.5 Hours

Environment

Temp: 5 °C

Axial Tilt: 20.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 64,457,834 km

• M1: 116,238 km (0.045 R)
• M2: 571,763 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.64 AU - 1.78 AU

Year: 817 Days

Day: 28.3 Hours

Environment

Temp: -42 °C

Axial Tilt: 5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 3.71 AU - 5.57 AU

Year: 3651 Days

Day: 26 Hours

Environment

Temp: -131 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,457,834 km

• M1: 1,295,218 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 257.2

Radius: 10.2

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 4.69 AU - 5.45 AU

Year: 4170 Days

Day: 6 Hours

Environment

Temp: -150 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 64,457,834 km

• M1: 143,165 km (0.085 R)
• M2: 241,750 km (0.044 R)
• M3: 309,817 km (0.085 R)
• M4: 408,701 km (0.101 R)
• M5: 474,375 km (0.091 R)
• M6: 706,102 km (0.082 R)
• M7: 816,804 km (0.064 R)
• M8: 894,146 km (0.111 R)
• M9: 1,142,030 km (0.117 R)
• M10: 1,263,055 km (0.084 R)
• M11: 1,603,240 km (0.053 R)
• M12: 1,867,580 km (0.117 R)
• M13: 1,958,835 km (0.098 R)
• M14: 2,159,595 km (0.106 R)
• M15: 2,297,225 km (0.044 R)
• M16: 2,480,482 km (0.062 R)
• M17: 2,581,311 km (0.081 R)
• M18: 3,261,682 km (0.079 R)
• M19: 3,372,385 km (0.066 R)
• M20: 3,484,284 km (0.093 R)
• M21: 3,911,236 km (0.113 R)
• M22: 4,079,983 km (0.119 R)
• M23: 4,165,254 km (0.1 R)
• M24: 4,233,769 km (0.071 R)
• M25: 4,372,297 km (0.096 R)
• M26: 4,547,476 km (0.091 R)
• M27: 4,618,236 km (0.093 R)
• M28: 4,922,967 km (0.057 R)
• M29: 5,050,275 km (0.081 R)
• M30: 5,197,329 km (0.057 R)
• M31: 5,665,720 km (0.106 R)
• M32: 5,837,758 km (0.11 R)
• M33: 5,914,651 km (0.098 R)
• M34: 6,925,933 km (0.111 R)
• M35: 7,566,660 km (0.074 R)
• M36: 7,650,734 km (0.066 R)
• M37: 8,183,303 km (0.063 R)
• M38: 8,377,930 km (0.084 R)
• M39: 8,464,996 km (0.076 R)
• M40: 8,530,370 km (0.043 R)
• M41: 8,683,708 km (0.041 R)
• M42: 8,749,830 km (0.085 R)
• M43: 8,926,655 km (0.081 R)
• M44: 9,216,575 km (0.112 R)
• M45: 9,306,484 km (0.095 R)
• M46: 9,464,459 km (0.037 R)
• M47: 9,897,694 km (0.111 R)
• M48: 10,220,975 km (0.062 R)
• M49: 10,360,700 km (0.119 R)
• M50: 10,594,820 km (0.082 R)
• M51: 10,901,945 km (0.082 R)
• M52: 10,973,153 km (0.063 R)
• M53: 11,355,974 km (0.056 R)
• M54: 11,476,550 km (0.1 R)
• M55: 11,865,056 km (0.073 R)
• M56: 11,938,359 km (0.079 R)
• M57: 12,060,880 km (0.12 R)
• M58: 12,183,999 km (0.104 R)
• M59: 12,480,801 km (0.108 R)
• M60: 12,905,509 km (0.111 R)
• M61: 13,031,321 km (0.047 R)
• M62: 13,157,582 km (0.084 R)
• M63: 13,820,450 km (0.069 R)
• M64: 13,897,642 km (0.082 R)
• M65: 14,104,237 km (0.111 R)
• M66: 15,418,155 km (0.088 R)
• M67: 15,605,302 km (0.063 R)
• M68: 15,712,564 km (0.06 R)
• M69: 16,144,004 km (0.098 R)
• M70: 16,415,524 km (0.06 R)
• M71: 16,633,937 km (0.054 R)
• M72: 16,908,299 km (0.093 R)
• M73: 17,572,813 km (0.102 R)
• M74: 17,796,312 km (0.107 R)
• M75: 17,936,486 km (0.093 R)
• M76: 18,020,709 km (0.116 R)
• M77: 18,387,224 km (0.046 R)
• M78: 18,756,431 km (0.111 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 395.5

Radius: 7.5

Gravity: 7.03 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 12.32 AU - 17.02 AU

Year: 20523 Days

Day: 20.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 64,457,834 km

• M1: 109,506 km (0.108 R)
• M2: 211,531 km (0.075 R)
• M3: 444,605 km (0.089 R)
• M4: 770,130 km (0.084 R)
• M5: 834,607 km (0.081 R)
• M6: 923,468 km (0.098 R)
• M7: 1,039,256 km (0.059 R)
• M8: 1,159,982 km (0.116 R)
• M9: 1,362,837 km (0.043 R)
• M10: 1,441,824 km (0.056 R)
• M11: 1,860,100 km (0.104 R)
• M12: 2,128,628 km (0.095 R)
• M13: 2,735,547 km (0.113 R)
• M14: 3,040,876 km (0.085 R)
• M15: 3,144,996 km (0.053 R)
• M16: 3,285,917 km (0.119 R)
• M17: 3,501,039 km (0.073 R)
• M18: 4,097,336 km (0.107 R)
• M19: 4,329,063 km (0.077 R)
• M20: 4,446,498 km (0.109 R)
• M21: 5,678,436 km (0.104 R)
• M22: 5,764,006 km (0.058 R)
• M23: 5,936,791 km (0.109 R)
• M24: 6,689,718 km (0.113 R)
• M25: 7,378,915 km (0.089 R)
• M26: 8,187,192 km (0.055 R)
• M27: 8,284,132 km (0.117 R)
• M28: 8,332,751 km (0.091 R)
• M29: 9,527,739 km (0.091 R)
• M30: 9,680,777 km (0.073 R)
• M31: 9,886,175 km (0.072 R)
• M32: 10,563,854 km (0.085 R)
• M33: 10,935,006 km (0.091 R)
• M34: 11,256,492 km (0.049 R)
• M35: 11,744,480 km (0.117 R)
• M36: 12,018,693 km (0.109 R)
• M37: 13,022,943 km (0.108 R)
• M38: 13,880,289 km (0.093 R)
• M39: 13,938,183 km (0.084 R)
• M40: 14,170,210 km (0.073 R)
• M41: 14,933,159 km (0.085 R)
• M42: 14,992,399 km (0.088 R)
• M43: 16,498,700 km (0.052 R)
• M44: 18,115,704 km (0.102 R)
• M45: 18,814,924 km (0.099 R)
• M46: 20,305,368 km (0.03 R)
• M47: 20,502,538 km (0.114 R)
• M48: 21,164,359 km (0.054 R)
• M49: 21,900,530 km (0.105 R)
• M50: 22,237,873 km (0.117 R)
• M51: 23,811,942 km (0.07 R)
• M52: 23,881,206 km (0.086 R)
• M53: 24,159,009 km (0.115 R)
• M54: 24,857,781 km (0.082 R)
• M55: 27,500,876 km (0.116 R)
• M56: 28,157,162 km (0.044 R)
• M57: 29,040,238 km (0.086 R)
• M58: 29,262,540 km (0.119 R)
• M59: 29,857,790 km (0.045 R)
• M60: 29,932,440 km (0.041 R)
• M61: 30,007,238 km (0.115 R)
• M62: 33,125,157 km (0.112 R)
• M63: 33,745,540 km (0.063 R)
• M64: 34,291,422 km (0.112 R)
• M65: 34,369,662 km (0.08 R)
• M66: 34,840,297 km (0.103 R)
• M67: 35,708,563 km (0.079 R)
• M68: 37,466,488 km (0.119 R)
• M69: 38,925,665 km (0.115 R)
• M70: 39,498,176 km (0.064 R)
• M71: 40,155,808 km (0.055 R)
• M72: 41,398,668 km (0.107 R)
• M73: 42,570,019 km (0.025 R)
• M74: 43,667,319 km (0.096 R)
• M75: 44,432,512 km (0.049 R)
• M76: 45,116,474 km (0.047 R)
• M77: 46,581,187 km (0.094 R)
• M78: 47,799,212 km (0.108 R)
• M79: 49,734,261 km (0.117 R)
• M80: 50,088,957 km (0.101 R)
• M81: 51,515,523 km (0.062 R)
• M82: 55,048,725 km (0.044 R)
• M83: 55,507,243 km (0.079 R)
• M84: 56,151,411 km (0.1 R)
• M85: 56,890,724 km (0.104 R)
• M86: 59,033,863 km (0.066 R)
• M87: 59,597,249 km (0.102 R)
• M88: 60,068,183 km (0.09 R)
• M89: 60,162,429 km (0.108 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 292 - 18,490 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit