🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.95 AU - 1.17 AU

Year: 395 Days

Day: 12.8 Hours

Environment

Temp: 40 °C

Axial Tilt: 10.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.25 AU - 1.65 AU

Year: 631 Days

Day: 12.2 Hours

Environment

Temp: -37 °C

Axial Tilt: 47.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.24 AU - 2.04 AU

Year: 760 Days

Day: 47.3 Hours

Environment

Temp: -45 °C

Axial Tilt: 45.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 3.04 AU - 3.54 AU

Year: 2158 Days

Day: 29.7 Hours

Environment

Temp: -98 °C

Axial Tilt: 22.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 6.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 447.5

Radius: 13.1

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 5.31 AU - 7.91 AU

Year: 6146 Days

Day: 7.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 96,965,536 km

• M1: 180,415 km (0.098 R)
• M2: 358,736 km (0.07 R)
• M3: 448,345 km (0.094 R)
• M4: 591,510 km (0.118 R)
• M5: 890,855 km (0.058 R)
• M6: 1,136,944 km (0.102 R)
• M7: 1,468,602 km (0.1 R)
• M8: 1,746,106 km (0.096 R)
• M9: 1,831,078 km (0.082 R)
• M10: 1,970,054 km (0.072 R)
• M11: 2,351,978 km (0.111 R)
• M12: 2,484,671 km (0.111 R)
• M13: 2,757,687 km (0.088 R)
• M14: 2,877,665 km (0.099 R)
• M15: 3,019,932 km (0.054 R)
• M16: 3,418,311 km (0.093 R)
• M17: 3,504,330 km (0.041 R)
• M18: 3,789,164 km (0.061 R)
• M19: 3,878,325 km (0.067 R)
• M20: 4,036,001 km (0.06 R)
• M21: 4,218,959 km (0.117 R)
• M22: 4,311,560 km (0.077 R)
• M23: 4,475,071 km (0.075 R)
• M24: 4,569,617 km (0.083 R)
• M25: 4,905,314 km (0.099 R)
• M26: 6,117,207 km (0.11 R)
• M27: 6,865,495 km (0.091 R)
• M28: 7,029,604 km (0.086 R)
• M29: 7,699,354 km (0.105 R)
• M30: 8,302,083 km (0.064 R)
• M31: 8,447,792 km (0.077 R)
• M32: 8,535,606 km (0.104 R)
• M33: 8,860,532 km (0.116 R)
• M34: 9,159,429 km (0.102 R)
• M35: 9,431,248 km (0.119 R)
• M36: 10,169,214 km (0.103 R)
• M37: 10,608,284 km (0.091 R)
• M38: 11,149,978 km (0.077 R)
• M39: 11,310,945 km (0.116 R)
• M40: 11,700,498 km (0.094 R)
• M41: 12,293,205 km (0.084 R)
• M42: 12,526,428 km (0.075 R)
• M43: 13,336,949 km (0.088 R)
• M44: 13,748,643 km (0.068 R)
• M45: 13,852,314 km (0.096 R)
• M46: 14,409,117 km (0.083 R)
• M47: 15,365,347 km (0.056 R)
• M48: 15,544,715 km (0.083 R)
• M49: 15,760,734 km (0.091 R)
• M50: 16,123,210 km (0.061 R)
• M51: 17,004,341 km (0.104 R)
• M52: 17,152,742 km (0.109 R)
• M53: 17,338,842 km (0.087 R)
• M54: 18,014,276 km (0.113 R)
• M55: 18,279,364 km (0.042 R)
• M56: 18,431,355 km (0.105 R)
• M57: 18,583,795 km (0.031 R)
• M58: 18,928,319 km (0.11 R)
• M59: 19,429,771 km (0.099 R)
• M60: 19,818,427 km (0.078 R)
• M61: 20,092,041 km (0.048 R)
• M62: 21,800,299 km (0.1 R)
• M63: 21,961,566 km (0.116 R)
• M64: 23,019,522 km (0.065 R)
• M65: 23,554,783 km (0.075 R)
• M66: 23,886,142 km (0.111 R)
• M67: 25,016,055 km (0.088 R)
• M68: 25,311,810 km (0.108 R)
• M69: 25,651,248 km (0.094 R)
• M70: 25,821,640 km (0.118 R)
• M71: 26,120,536 km (0.087 R)
• M72: 27,067,491 km (0.112 R)
• M73: 27,458,240 km (0.072 R)
• M74: 28,069,647 km (0.095 R)
• M75: 28,376,921 km (0.114 R)
• M76: 28,509,016 km (0.083 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 742.2

Radius: 3.4

Gravity: 64.2 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 14.44 AU - 21.58 AU

Year: 27641 Days

Day: 17.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 96,965,536 km

• M1: 76,594 km (0.12 R)
• M2: 316,399 km (0.041 R)
• M3: 649,853 km (0.109 R)
• M4: 1,191,547 km (0.117 R)
• M5: 1,466,807 km (0.096 R)
• M6: 2,529,401 km (0.114 R)
• M7: 3,015,743 km (0.073 R)
• M8: 3,246,274 km (0.073 R)
• M9: 3,578,381 km (0.081 R)
• M10: 4,021,041 km (0.109 R)
• M11: 4,325,772 km (0.11 R)
• M12: 4,480,905 km (0.107 R)
• M13: 5,011,080 km (0.104 R)
• M14: 5,393,901 km (0.049 R)
• M15: 5,560,702 km (0.078 R)
• M16: 6,538,474 km (0.079 R)
• M17: 6,956,151 km (0.079 R)
• M18: 7,942,899 km (0.086 R)
• M19: 11,083,856 km (0.114 R)
• M20: 12,891,896 km (0.061 R)
• M21: 15,022,469 km (0.113 R)
• M22: 15,100,559 km (0.03 R)
• M23: 15,335,577 km (0.096 R)
• M24: 15,809,353 km (0.111 R)
• M25: 15,888,790 km (0.071 R)
• M26: 16,368,251 km (0.059 R)
• M27: 16,529,069 km (0.113 R)
• M28: 18,919,493 km (0.036 R)
• M29: 22,033,223 km (0.032 R)
• M30: 23,557,625 km (0.046 R)
• M31: 25,301,338 km (0.026 R)
• M32: 27,371,773 km (0.065 R)
• M33: 28,814,195 km (0.108 R)
• M34: 29,300,389 km (0.102 R)
• M35: 29,887,560 km (0.076 R)
• M36: 29,985,696 km (0.064 R)
• M37: 30,281,152 km (0.103 R)
• M38: 30,379,737 km (0.04 R)
• M39: 30,478,472 km (0.103 R)
• M40: 31,872,425 km (0.059 R)
• M41: 31,972,805 km (0.12 R)
• M42: 32,375,223 km (0.096 R)
• M43: 33,083,569 km (0.081 R)
• M44: 34,207,049 km (0.059 R)
• M45: 34,928,560 km (0.081 R)
• M46: 35,239,274 km (0.071 R)
• M47: 35,967,816 km (0.066 R)
• M48: 36,701,294 km (0.059 R)
• M49: 37,439,710 km (0.113 R)
• M50: 39,038,462 km (0.033 R)
• M51: 39,468,556 km (0.107 R)
• M52: 41,642,512 km (0.097 R)
• M53: 42,192,135 km (0.081 R)
• M54: 42,633,448 km (0.098 R)
• M55: 42,854,704 km (0.091 R)
• M56: 43,632,164 km (0.107 R)
• M57: 44,975,553 km (0.066 R)
• M58: 45,088,200 km (0.096 R)
• M59: 46,446,249 km (0.088 R)
• M60: 46,673,937 km (0.044 R)
• M61: 48,508,456 km (0.108 R)
• M62: 48,623,946 km (0.107 R)
• M63: 48,739,435 km (0.079 R)
• M64: 48,970,713 km (0.111 R)
• M65: 53,196,853 km (0.055 R)
• M66: 54,631,198 km (0.081 R)
• M67: 54,751,325 km (0.096 R)
• M68: 55,353,157 km (0.118 R)
• M69: 56,685,027 km (0.111 R)
• M70: 57,293,741 km (0.12 R)
• M71: 58,763,839 km (0.06 R)
• M72: 61,491,008 km (0.049 R)
• M73: 61,615,922 km (0.117 R)
• M74: 63,247,736 km (0.045 R)
• M75: 65,785,963 km (0.046 R)
• M76: 68,875,458 km (0.086 R)
• M77: 69,135,010 km (0.097 R)
• M78: 71,485,791 km (0.107 R)
• M79: 73,995,595 km (0.026 R)
• M80: 75,863,324 km (0.112 R)
• M81: 76,534,121 km (0.111 R)
• M82: 77,881,549 km (0.094 R)
• M83: 79,372,741 km (0.11 R)
• M84: 79,644,859 km (0.087 R)
• M85: 81,695,846 km (0.1 R)
• M86: 82,658,957 km (0.053 R)
• M87: 85,013,328 km (0.104 R)
• M88: 85,431,155 km (0.096 R)
• M89: 86,268,754 km (0.054 R)
• M90: 87,670,785 km (0.106 R)
• M91: 89,504,705 km (0.094 R)
• M92: 90,923,940 km (0.062 R)
• M93: 95,370,737 km (0.118 R)

Kuiper Belt

Range: 30.3 - 58.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 420 - 14,842 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit