🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.84 AU - 1.14 AU

Year: 450 Days

Day: 32 Hours

Environment

Temp: -77 °C

Axial Tilt: 166.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 63,216,055 km

• M1: 678,726 km (0.113 R)
• M2: 700,268 km (0.046 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.3 AU - 1.64 AU

Year: 814 Days

Day: 29.6 Hours

Environment

Temp: -100 °C

Axial Tilt: 37.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 63,216,055 km

• M1: 54,304 km (0.059 R)
• M2: 628,161 km (0.084 R)

Asteroid Belt

Center: 2.21 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 104.3

Radius: 11.8

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 2.57 AU - 3.31 AU

Year: 2302 Days

Day: 8.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 63,216,055 km

• M1: 147,055 km (0.103 R)
• M2: 393,891 km (0.105 R)
• M3: 501,602 km (0.089 R)
• M4: 595,549 km (0.075 R)
• M5: 1,044,642 km (0.051 R)
• M6: 1,163,722 km (0.118 R)
• M7: 1,245,851 km (0.099 R)
• M8: 1,372,860 km (0.1 R)
• M9: 1,609,823 km (0.104 R)
• M10: 1,804,300 km (0.108 R)
• M11: 2,355,418 km (0.047 R)
• M12: 2,604,649 km (0.073 R)
• M13: 2,686,628 km (0.067 R)
• M14: 2,815,881 km (0.083 R)
• M15: 3,061,520 km (0.113 R)
• M16: 3,138,563 km (0.043 R)
• M17: 3,235,802 km (0.119 R)
• M18: 3,314,341 km (0.106 R)
• M19: 3,543,824 km (0.051 R)
• M20: 3,635,079 km (0.081 R)
• M21: 3,809,510 km (0.056 R)
• M22: 3,986,783 km (0.089 R)
• M23: 4,071,156 km (0.089 R)
• M24: 4,198,913 km (0.113 R)
• M25: 4,328,016 km (0.112 R)
• M26: 4,469,386 km (0.039 R)
• M27: 4,557,200 km (0.064 R)
• M28: 4,745,544 km (0.106 R)
• M29: 4,868,962 km (0.103 R)
• M30: 4,970,688 km (0.094 R)
• M31: 5,245,350 km (0.048 R)
• M32: 5,881,739 km (0.089 R)
• M33: 5,990,198 km (0.064 R)
• M34: 6,135,906 km (0.041 R)
• M35: 6,233,743 km (0.102 R)
• M36: 6,319,612 km (0.117 R)
• M37: 6,630,028 km (0.116 R)
• M38: 7,343,460 km (0.115 R)
• M39: 7,577,880 km (0.115 R)
• M40: 7,683,047 km (0.108 R)
• M41: 7,934,372 km (0.078 R)
• M42: 8,081,277 km (0.119 R)
• M43: 8,161,611 km (0.113 R)
• M44: 8,282,935 km (0.062 R)
• M45: 8,554,305 km (0.106 R)
• M46: 8,691,187 km (0.085 R)
• M47: 8,773,616 km (0.086 R)
• M48: 8,897,932 km (0.106 R)
• M49: 8,994,871 km (0.051 R)
• M50: 9,106,172 km (0.096 R)
• M51: 9,301,996 km (0.103 R)
• M52: 9,541,801 km (0.111 R)

Planet 4 - Ice Giant

Semi-Major Axis: 15.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 206.4

Radius: 4.2

Gravity: 11.7 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 15.22 AU - 15.58 AU

Year: 27592 Days

Day: 18.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 63,216,055 km

• M1: 62,682 km (0.094 R)
• M2: 89,160 km (0.03 R)
• M3: 156,928 km (0.098 R)
• M4: 430,842 km (0.105 R)
• M5: 655,239 km (0.025 R)
• M6: 695,780 km (0.104 R)
• M7: 934,538 km (0.096 R)
• M8: 1,272,479 km (0.029 R)
• M9: 1,428,211 km (0.079 R)
• M10: 1,481,468 km (0.082 R)
• M11: 1,535,323 km (0.083 R)
• M12: 1,673,103 km (0.114 R)
• M13: 2,109,928 km (0.109 R)
• M14: 2,170,665 km (0.047 R)
• M15: 2,515,488 km (0.107 R)
• M16: 2,944,834 km (0.032 R)
• M17: 2,978,793 km (0.118 R)
• M18: 3,115,974 km (0.118 R)
• M19: 3,432,074 km (0.101 R)
• M20: 3,832,398 km (0.112 R)
• M21: 4,676,280 km (0.053 R)
• M22: 4,997,018 km (0.026 R)
• M23: 6,748,659 km (0.111 R)
• M24: 6,974,103 km (0.1 R)
• M25: 7,247,867 km (0.096 R)
• M26: 7,712,069 km (0.082 R)
• M27: 8,766,585 km (0.105 R)
• M28: 8,913,939 km (0.084 R)
• M29: 9,111,558 km (0.068 R)
• M30: 10,848,987 km (0.108 R)
• M31: 13,187,202 km (0.115 R)
• M32: 13,752,532 km (0.109 R)
• M33: 14,268,047 km (0.085 R)
• M34: 16,271,910 km (0.091 R)
• M35: 16,452,774 km (0.12 R)
• M36: 16,816,895 km (0.093 R)
• M37: 17,676,484 km (0.072 R)
• M38: 18,424,623 km (0.091 R)
• M39: 22,787,196 km (0.066 R)
• M40: 22,922,134 km (0.114 R)
• M41: 23,600,710 km (0.076 R)
• M42: 25,395,735 km (0.088 R)
• M43: 25,956,876 km (0.105 R)
• M44: 26,168,258 km (0.117 R)
• M45: 26,451,148 km (0.059 R)
• M46: 28,459,200 km (0.102 R)
• M47: 28,531,904 km (0.049 R)
• M48: 28,604,609 km (0.07 R)
• M49: 28,750,168 km (0.047 R)
• M50: 28,823,022 km (0.117 R)
• M51: 30,367,321 km (0.113 R)
• M52: 30,590,221 km (0.094 R)
• M53: 31,336,715 km (0.113 R)
• M54: 33,766,035 km (0.076 R)
• M55: 34,305,485 km (0.099 R)
• M56: 34,925,418 km (0.072 R)
• M57: 37,441,953 km (0.114 R)
• M58: 39,935,002 km (0.061 R)
• M59: 40,505,269 km (0.118 R)
• M60: 41,324,766 km (0.117 R)
• M61: 41,736,460 km (0.071 R)
• M62: 43,230,045 km (0.05 R)
• M63: 43,815,571 km (0.077 R)
• M64: 44,319,566 km (0.091 R)
• M65: 44,488,013 km (0.053 R)
• M66: 45,333,391 km (0.081 R)
• M67: 45,672,978 km (0.075 R)
• M68: 47,987,257 km (0.086 R)
• M69: 48,333,426 km (0.081 R)
• M70: 48,506,810 km (0.062 R)
• M71: 48,854,177 km (0.038 R)
• M72: 49,028,159 km (0.066 R)
• M73: 49,115,225 km (0.085 R)
• M74: 49,463,938 km (0.063 R)
• M75: 50,251,720 km (0.097 R)
• M76: 51,220,217 km (0.059 R)
• M77: 51,750,990 km (0.099 R)
• M78: 53,712,966 km (0.092 R)
• M79: 56,701,333 km (0.068 R)
• M80: 60,488,403 km (0.062 R)
• M81: 60,862,248 km (0.063 R)
• M82: 62,459,654 km (0.118 R)
• M83: 62,742,993 km (0.104 R)
• M84: 63,026,630 km (0.083 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 539 - 13,094 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit