🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.56 AU - 0.68 AU

Year: 175 Days

Day: 35.9 Hours

Environment

Temp: 191 °C

Axial Tilt: 15.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 50,146,665 km

• M1: 207,941 km (0.063 R)
• M2: 516,861 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.77 AU - 1.25 AU

Year: 364 Days

Day: 28.8 Hours

Environment

Temp: 107 °C

Axial Tilt: 35.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 50,146,665 km

• M1: 161,117 km (0.103 R)
• M2: 227,688 km (0.052 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 4.32 AU - 4.34 AU

Year: 3227 Days

Day: 22.3 Hours

Environment

Temp: -119 °C

Axial Tilt: 81.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.35 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 799.4

Radius: 10.4

Gravity: 7.39 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 4.94 AU - 7.8 AU

Year: 5758 Days

Day: 10.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 50,146,665 km

• M1: 149,747 km (0.115 R)
• M2: 220,507 km (0.1 R)
• M3: 310,116 km (0.069 R)
• M4: 495,319 km (0.115 R)
• M5: 590,463 km (0.117 R)
• M6: 679,623 km (0.098 R)
• M7: 976,575 km (0.079 R)
• M8: 1,180,626 km (0.097 R)
• M9: 1,246,300 km (0.074 R)
• M10: 1,381,686 km (0.112 R)
• M11: 1,612,216 km (0.059 R)
• M12: 1,685,818 km (0.11 R)
• M13: 1,779,317 km (0.067 R)
• M14: 2,252,944 km (0.074 R)
• M15: 2,398,353 km (0.054 R)
• M16: 2,720,736 km (0.106 R)
• M17: 3,550,257 km (0.114 R)
• M18: 3,992,917 km (0.062 R)
• M19: 4,505,289 km (0.046 R)
• M20: 4,689,744 km (0.086 R)
• M21: 5,479,770 km (0.059 R)
• M22: 5,990,946 km (0.084 R)
• M23: 6,369,728 km (0.111 R)
• M24: 6,696,300 km (0.074 R)
• M25: 6,997,889 km (0.115 R)
• M26: 7,365,900 km (0.11 R)
• M27: 7,961,299 km (0.106 R)
• M28: 9,839,202 km (0.08 R)
• M29: 10,010,192 km (0.062 R)
• M30: 10,950,863 km (0.067 R)
• M31: 11,163,741 km (0.103 R)
• M32: 11,270,704 km (0.075 R)
• M33: 11,413,869 km (0.066 R)
• M34: 11,485,676 km (0.037 R)
• M35: 11,593,536 km (0.089 R)
• M36: 12,654,783 km (0.094 R)
• M37: 12,915,682 km (0.111 R)
• M38: 14,053,523 km (0.071 R)
• M39: 14,169,013 km (0.051 R)
• M40: 14,362,293 km (0.101 R)
• M41: 15,065,403 km (0.065 R)
• M42: 15,262,723 km (0.094 R)
• M43: 15,540,376 km (0.097 R)
• M44: 15,899,860 km (0.035 R)
• M45: 16,221,795 km (0.083 R)
• M46: 16,830,957 km (0.098 R)
• M47: 17,076,747 km (0.1 R)
• M48: 17,200,165 km (0.048 R)
• M49: 17,406,460 km (0.111 R)
• M50: 17,863,033 km (0.091 R)
• M51: 18,155,646 km (0.092 R)
• M52: 18,449,905 km (0.113 R)
• M53: 18,830,632 km (0.094 R)
• M54: 20,031,304 km (0.082 R)
• M55: 20,248,371 km (0.12 R)
• M56: 20,466,185 km (0.103 R)
• M57: 20,860,226 km (0.057 R)
• M58: 21,789,379 km (0.063 R)
• M59: 22,102,188 km (0.119 R)
• M60: 22,326,435 km (0.095 R)
• M61: 23,185,576 km (0.063 R)
• M62: 24,610,645 km (0.049 R)
• M63: 25,450,936 km (0.113 R)
• M64: 26,158,384 km (0.076 R)
• M65: 26,348,224 km (0.09 R)
• M66: 26,633,657 km (0.109 R)
• M67: 28,270,856 km (0.087 R)
• M68: 28,954,518 km (0.042 R)
• M69: 29,298,294 km (0.12 R)
• M70: 29,594,049 km (0.098 R)
• M71: 30,089,368 km (0.109 R)
• M72: 31,037,818 km (0.12 R)
• M73: 32,097,420 km (0.109 R)
• M74: 33,066,365 km (0.102 R)
• M75: 33,168,840 km (0.116 R)
• M76: 33,271,614 km (0.082 R)
• M77: 33,734,918 km (0.115 R)
• M78: 34,148,407 km (0.099 R)
• M79: 34,459,720 km (0.075 R)
• M80: 34,615,750 km (0.093 R)
• M81: 34,824,140 km (0.096 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 226.7

Radius: 7.5

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 11.69 AU - 16.15 AU

Year: 18601 Days

Day: 16.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 50,146,665 km

• M1: 97,687 km (0.087 R)
• M2: 176,226 km (0.097 R)
• M3: 224,397 km (0.094 R)
• M4: 303,085 km (0.115 R)
• M5: 353,350 km (0.072 R)
• M6: 1,020,257 km (0.117 R)
• M7: 1,162,675 km (0.087 R)
• M8: 1,512,883 km (0.068 R)
• M9: 1,944,324 km (0.106 R)
• M10: 2,358,710 km (0.079 R)
• M11: 2,412,415 km (0.072 R)
• M12: 2,631,427 km (0.111 R)
• M13: 3,059,426 km (0.079 R)
• M14: 3,632,685 km (0.06 R)
• M15: 3,820,580 km (0.08 R)
• M16: 4,011,617 km (0.116 R)
• M17: 4,205,944 km (0.037 R)
• M18: 4,637,534 km (0.057 R)
• M19: 5,795,422 km (0.077 R)
• M20: 6,015,181 km (0.083 R)
• M21: 6,237,633 km (0.096 R)
• M22: 6,387,530 km (0.1 R)
• M23: 6,462,927 km (0.107 R)
• M24: 7,910,137 km (0.054 R)
• M25: 8,732,477 km (0.116 R)
• M26: 9,069,072 km (0.117 R)
• M27: 9,711,595 km (0.054 R)
• M28: 10,591,080 km (0.114 R)
• M29: 10,725,120 km (0.117 R)
• M30: 10,814,879 km (0.099 R)
• M31: 11,085,501 km (0.116 R)
• M32: 11,176,158 km (0.064 R)
• M33: 11,358,368 km (0.073 R)
• M34: 11,633,478 km (0.103 R)
• M35: 11,771,856 km (0.068 R)
• M36: 12,377,877 km (0.1 R)
• M37: 12,425,001 km (0.051 R)
• M38: 12,661,066 km (0.066 R)
• M39: 12,708,489 km (0.119 R)
• M40: 13,961,371 km (0.075 R)
• M41: 14,751,846 km (0.029 R)
• M42: 15,354,127 km (0.104 R)
• M43: 15,607,546 km (0.083 R)
• M44: 15,811,298 km (0.103 R)
• M45: 16,067,111 km (0.099 R)
• M46: 17,896,094 km (0.101 R)
• M47: 18,269,790 km (0.047 R)
• M48: 19,955,309 km (0.056 R)
• M49: 20,121,063 km (0.099 R)
• M50: 20,453,918 km (0.071 R)
• M51: 20,621,019 km (0.109 R)
• M52: 20,900,618 km (0.111 R)
• M53: 22,834,469 km (0.083 R)
• M54: 23,181,686 km (0.073 R)
• M55: 23,414,161 km (0.088 R)
• M56: 23,881,355 km (0.071 R)
• M57: 23,998,640 km (0.095 R)
• M58: 24,528,815 km (0.105 R)
• M59: 26,566,039 km (0.117 R)
• M60: 28,160,303 km (0.112 R)
• M61: 30,481,913 km (0.071 R)
• M62: 30,545,641 km (0.061 R)
• M63: 31,504,863 km (0.101 R)
• M64: 31,633,517 km (0.099 R)
• M65: 32,473,958 km (0.099 R)
• M66: 32,603,958 km (0.107 R)
• M67: 32,994,858 km (0.098 R)
• M68: 34,176,830 km (0.108 R)
• M69: 35,172,404 km (0.077 R)
• M70: 36,447,128 km (0.101 R)
• M71: 37,396,027 km (0.09 R)
• M72: 37,464,094 km (0.113 R)
• M73: 37,668,744 km (0.103 R)
• M74: 38,559,150 km (0.117 R)
• M75: 38,834,560 km (0.069 R)
• M76: 40,221,482 km (0.086 R)
• M77: 40,991,163 km (0.096 R)
• M78: 41,201,946 km (0.038 R)
• M79: 41,483,490 km (0.116 R)
• M80: 42,119,280 km (0.108 R)
• M81: 42,616,095 km (0.116 R)
• M82: 43,114,854 km (0.06 R)
• M83: 45,491,964 km (0.08 R)
• M84: 45,637,374 km (0.111 R)
• M85: 45,855,787 km (0.095 R)
• M86: 46,293,659 km (0.1 R)
• M87: 48,429,767 km (0.106 R)
• M88: 48,726,869 km (0.108 R)
• M89: 49,472,465 km (0.099 R)
• M90: 49,547,264 km (0.049 R)

Kuiper Belt

Range: 30.6 - 52.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 465 - 17,364 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit