🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.49 AU - 0.53 AU

Year: 138 Days

Day: 25.4 Hours

Environment

Temp: 171 °C

Axial Tilt: 21.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.44 AU - 1.56 AU

Year: 696 Days

Day: 18.1 Hours

Environment

Temp: -42 °C

Axial Tilt: 151.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 3.04 AU - 4.78 AU

Year: 2928 Days

Day: 14.9 Hours

Environment

Temp: -138 °C

Axial Tilt: 4.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,774,299 km

• M1: 1,477,429 km (0.07 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 175.9

Radius: 8.8

Gravity: 2.27 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 9.56 AU - 11.8 AU

Year: 13219 Days

Day: 7.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 76,774,299 km

• M1: 135,685 km (0.098 R)
• M2: 309,069 km (0.075 R)
• M3: 435,629 km (0.095 R)
• M4: 701,764 km (0.093 R)
• M5: 952,938 km (0.115 R)
• M6: 1,180,776 km (0.089 R)
• M7: 1,354,310 km (0.105 R)
• M8: 1,554,920 km (0.051 R)
• M9: 1,668,465 km (0.099 R)
• M10: 2,150,469 km (0.111 R)
• M11: 2,234,992 km (0.097 R)
• M12: 2,429,170 km (0.111 R)
• M13: 2,950,220 km (0.11 R)
• M14: 3,020,830 km (0.094 R)
• M15: 3,211,567 km (0.091 R)
• M16: 3,381,959 km (0.036 R)
• M17: 3,530,211 km (0.032 R)
• M18: 3,706,138 km (0.079 R)
• M19: 3,807,864 km (0.117 R)
• M20: 4,655,486 km (0.119 R)
• M21: 4,904,117 km (0.109 R)
• M22: 4,960,067 km (0.075 R)
• M23: 5,971,648 km (0.054 R)
• M24: 6,919,650 km (0.045 R)
• M25: 7,108,442 km (0.103 R)
• M26: 7,588,202 km (0.073 R)
• M27: 8,177,468 km (0.094 R)
• M28: 8,243,890 km (0.097 R)
• M29: 8,444,201 km (0.104 R)
• M30: 8,917,828 km (0.072 R)
• M31: 8,986,194 km (0.078 R)
• M32: 9,296,012 km (0.058 R)
• M33: 10,175,049 km (0.09 R)
• M34: 10,897,307 km (0.115 R)
• M35: 11,449,922 km (0.098 R)
• M36: 11,524,272 km (0.115 R)
• M37: 11,673,421 km (0.106 R)
• M38: 11,898,416 km (0.118 R)
• M39: 12,011,512 km (0.12 R)
• M40: 12,774,312 km (0.097 R)
• M41: 13,278,606 km (0.104 R)
• M42: 13,789,333 km (0.104 R)
• M43: 14,146,723 km (0.071 R)
• M44: 14,587,588 km (0.076 R)
• M45: 14,668,370 km (0.099 R)
• M46: 14,870,627 km (0.066 R)
• M47: 14,951,858 km (0.098 R)
• M48: 15,237,142 km (0.103 R)
• M49: 15,689,077 km (0.12 R)
• M50: 16,020,586 km (0.062 R)
• M51: 16,103,762 km (0.113 R)
• M52: 16,648,298 km (0.053 R)
• M53: 16,774,858 km (0.106 R)
• M54: 16,944,053 km (0.065 R)
• M55: 17,626,369 km (0.113 R)
• M56: 19,194,604 km (0.046 R)
• M57: 21,216,718 km (0.114 R)
• M58: 21,629,159 km (0.101 R)
• M59: 21,721,162 km (0.1 R)
• M60: 22,648,669 km (0.091 R)
• M61: 23,305,553 km (0.116 R)
• M62: 25,265,285 km (0.07 R)
• M63: 25,507,783 km (0.044 R)
• M64: 25,946,404 km (0.096 R)
• M65: 26,044,241 km (0.118 R)
• M66: 26,387,568 km (0.096 R)
• M67: 26,682,875 km (0.039 R)
• M68: 27,227,411 km (0.039 R)
• M69: 28,025,964 km (0.05 R)
• M70: 29,390,895 km (0.098 R)
• M71: 29,594,947 km (0.11 R)
• M72: 30,158,482 km (0.063 R)
• M73: 30,673,996 km (0.091 R)
• M74: 30,932,801 km (0.117 R)
• M75: 31,140,293 km (0.105 R)
• M76: 32,342,760 km (0.116 R)
• M77: 32,870,243 km (0.085 R)
• M78: 33,029,115 km (0.09 R)
• M79: 33,400,717 km (0.092 R)
• M80: 34,147,958 km (0.11 R)
• M81: 34,900,884 km (0.04 R)
• M82: 35,496,134 km (0.11 R)
• M83: 35,659,046 km (0.094 R)
• M84: 35,985,768 km (0.085 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 538.3

Radius: 4.9

Gravity: 22.42 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 14.33 AU - 16.45 AU

Year: 22867 Days

Day: 15.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 76,774,299 km

• M1: 216,169 km (0.096 R)
• M2: 382,522 km (0.114 R)
• M3: 420,370 km (0.06 R)
• M4: 697,874 km (0.101 R)
• M5: 1,050,476 km (0.087 R)
• M6: 1,188,405 km (0.091 R)
• M7: 1,302,997 km (0.108 R)
• M8: 1,636,601 km (0.072 R)
• M9: 2,523,267 km (0.102 R)
• M10: 2,596,869 km (0.106 R)
• M11: 2,746,019 km (0.105 R)
• M12: 4,473,126 km (0.087 R)
• M13: 4,697,074 km (0.066 R)
• M14: 4,787,581 km (0.065 R)
• M15: 4,970,539 km (0.102 R)
• M16: 5,016,765 km (0.109 R)
• M17: 5,062,990 km (0.112 R)
• M18: 5,343,337 km (0.09 R)
• M19: 5,676,940 km (0.078 R)
• M20: 6,066,343 km (0.111 R)
• M21: 7,129,236 km (0.084 R)
• M22: 7,233,506 km (0.057 R)
• M23: 7,338,224 km (0.093 R)
• M24: 8,193,775 km (0.109 R)
• M25: 8,412,636 km (0.099 R)
• M26: 9,193,537 km (0.063 R)
• M27: 9,250,235 km (0.106 R)
• M28: 9,650,110 km (0.119 R)
• M29: 9,881,239 km (0.112 R)
• M30: 9,997,327 km (0.12 R)
• M31: 10,055,670 km (0.081 R)
• M32: 11,548,956 km (0.116 R)
• M33: 12,477,659 km (0.116 R)
• M34: 12,603,321 km (0.047 R)
• M35: 15,403,943 km (0.086 R)
• M36: 15,673,967 km (0.081 R)
• M37: 15,945,487 km (0.07 R)
• M38: 16,355,685 km (0.07 R)
• M39: 16,493,165 km (0.079 R)
• M40: 16,631,094 km (0.094 R)
• M41: 16,700,059 km (0.076 R)
• M42: 17,116,689 km (0.099 R)
• M43: 17,256,264 km (0.079 R)
• M44: 17,536,610 km (0.11 R)
• M45: 17,606,921 km (0.113 R)
• M46: 17,747,843 km (0.066 R)
• M47: 18,244,059 km (0.095 R)
• M48: 18,315,417 km (0.105 R)
• M49: 18,458,133 km (0.094 R)
• M50: 19,105,294 km (0.082 R)
• M51: 19,686,781 km (0.112 R)
• M52: 20,495,806 km (0.077 R)
• M53: 21,465,798 km (0.066 R)
• M54: 22,756,678 km (0.032 R)
• M55: 23,838,570 km (0.1 R)
• M56: 23,994,451 km (0.082 R)
• M57: 24,307,410 km (0.109 R)
• M58: 24,542,877 km (0.086 R)
• M59: 24,937,067 km (0.096 R)
• M60: 25,016,205 km (0.115 R)
• M61: 25,412,938 km (0.098 R)
• M62: 25,731,881 km (0.053 R)
• M63: 26,373,656 km (0.049 R)
• M64: 26,696,488 km (0.095 R)
• M65: 28,247,818 km (0.074 R)
• M66: 29,325,970 km (0.091 R)
• M67: 30,925,919 km (0.066 R)
• M68: 32,640,311 km (0.103 R)
• M69: 32,813,545 km (0.073 R)
• M70: 33,421,959 km (0.101 R)
• M71: 34,914,946 km (0.07 R)
• M72: 36,160,648 km (0.07 R)
• M73: 37,602,173 km (0.097 R)
• M74: 38,238,712 km (0.07 R)
• M75: 42,320,490 km (0.075 R)
• M76: 42,414,886 km (0.074 R)
• M77: 43,648,021 km (0.117 R)
• M78: 43,934,202 km (0.105 R)
• M79: 44,604,550 km (0.095 R)
• M80: 46,052,209 km (0.035 R)
• M81: 48,993,602 km (0.105 R)
• M82: 49,688,484 km (0.096 R)
• M83: 49,887,748 km (0.108 R)
• M84: 50,887,511 km (0.074 R)
• M85: 51,490,690 km (0.088 R)
• M86: 53,620,066 km (0.056 R)
• M87: 53,824,267 km (0.116 R)
• M88: 54,233,716 km (0.073 R)
• M89: 57,336,675 km (0.083 R)
• M90: 59,120,480 km (0.056 R)
• M91: 59,225,947 km (0.096 R)
• M92: 60,072,222 km (0.092 R)
• M93: 61,349,040 km (0.05 R)
• M94: 62,097,927 km (0.112 R)
• M95: 66,764,483 km (0.081 R)
• M96: 72,895,302 km (0.116 R)
• M97: 75,626,511 km (0.087 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 523 - 16,169 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit