🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.52 AU - 0.7 AU

Year: 308 Days

Day: 16 Hours

Environment

Temp: -125 °C

Axial Tilt: 5.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211.1

Radius: 13.3

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.65 AU - 0.77 AU

Year: 386 Days

Day: 14.8 Hours

Environment

Temp: -132 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 34,915,141 km

• M1: 181,911 km (0.089 R)
• M2: 267,331 km (0.105 R)
• M3: 360,531 km (0.117 R)
• M4: 481,556 km (0.085 R)
• M5: 609,911 km (0.069 R)
• M6: 703,110 km (0.102 R)
• M7: 863,030 km (0.096 R)
• M8: 954,434 km (0.107 R)
• M9: 1,093,261 km (0.072 R)
• M10: 1,218,175 km (0.11 R)
• M11: 1,318,855 km (0.114 R)
• M12: 1,407,417 km (0.116 R)
• M13: 1,517,521 km (0.112 R)
• M14: 1,626,727 km (0.118 R)
• M15: 1,738,626 km (0.093 R)
• M16: 1,840,951 km (0.067 R)
• M17: 1,953,748 km (0.053 R)
• M18: 2,060,411 km (0.073 R)
• M19: 2,284,359 km (0.104 R)
• M20: 2,428,871 km (0.037 R)
• M21: 2,534,786 km (0.044 R)
• M22: 2,656,559 km (0.072 R)
• M23: 2,760,978 km (0.081 R)
• M24: 2,847,595 km (0.088 R)
• M25: 2,954,708 km (0.075 R)
• M26: 3,112,982 km (0.078 R)
• M27: 3,208,276 km (0.064 R)
• M28: 3,314,790 km (0.07 R)
• M29: 3,401,856 km (0.065 R)
• M30: 3,495,055 km (0.084 R)
• M31: 3,646,897 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 240.8

Radius: 8.5

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.49 AU - 1.61 AU

Year: 1246 Days

Day: 10 Hours

Environment

Temp: -170 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (59)

Outer Limit: 34,915,141 km

• M1: 213,177 km (0.12 R)
• M2: 327,021 km (0.11 R)
• M3: 434,881 km (0.09 R)
• M4: 684,709 km (0.074 R)
• M5: 817,852 km (0.105 R)
• M6: 901,926 km (0.113 R)
• M7: 1,001,109 km (0.088 R)
• M8: 1,073,365 km (0.098 R)
• M9: 1,281,306 km (0.105 R)
• M10: 1,380,340 km (0.098 R)
• M11: 1,440,927 km (0.032 R)
• M12: 1,502,561 km (0.111 R)
• M13: 1,642,585 km (0.116 R)
• M14: 1,772,436 km (0.102 R)
• M15: 1,853,518 km (0.102 R)
• M16: 1,966,015 km (0.081 R)
• M17: 2,080,906 km (0.102 R)
• M18: 2,135,360 km (0.102 R)
• M19: 2,245,614 km (0.115 R)
• M20: 2,325,499 km (0.07 R)
• M21: 2,504,867 km (0.034 R)
• M22: 2,579,516 km (0.104 R)
• M23: 2,868,390 km (0.109 R)
• M24: 2,981,635 km (0.073 R)
• M25: 3,060,922 km (0.078 R)
• M26: 3,167,735 km (0.104 R)
• M27: 3,275,745 km (0.088 R)
• M28: 3,357,575 km (0.114 R)
• M29: 3,440,153 km (0.1 R)
• M30: 3,551,304 km (0.059 R)
• M31: 3,673,077 km (0.111 R)
• M32: 4,154,333 km (0.1 R)
• M33: 4,213,424 km (0.093 R)
• M34: 4,402,516 km (0.074 R)
• M35: 4,472,827 km (0.041 R)
• M36: 4,594,300 km (0.1 R)
• M37: 4,923,715 km (0.075 R)
• M38: 5,133,451 km (0.06 R)
• M39: 5,260,759 km (0.048 R)
• M40: 5,507,595 km (0.103 R)
• M41: 5,692,498 km (0.117 R)
• M42: 5,912,706 km (0.095 R)
• M43: 5,990,497 km (0.093 R)
• M44: 6,146,977 km (0.118 R)
• M45: 6,350,280 km (0.096 R)
• M46: 6,475,643 km (0.062 R)
• M47: 6,567,197 km (0.117 R)
• M48: 6,659,349 km (0.082 R)
• M49: 6,740,282 km (0.032 R)
• M50: 7,149,881 km (0.115 R)
• M51: 7,209,121 km (0.063 R)
• M52: 7,304,116 km (0.06 R)
• M53: 7,495,452 km (0.117 R)
• M54: 7,567,558 km (0.068 R)
• M55: 7,846,408 km (0.108 R)
• M56: 8,005,431 km (0.083 R)
• M57: 8,153,234 km (0.072 R)
• M58: 8,289,517 km (0.09 R)
• M59: 8,351,750 km (0.057 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 797.7

Radius: 15

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 2 AU - 2.78 AU

Year: 2386 Days

Day: 6.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (60)

Outer Limit: 34,915,141 km

• M1: 205,697 km (0.11 R)
• M2: 312,360 km (0.117 R)
• M3: 468,840 km (0.067 R)
• M4: 731,384 km (0.042 R)
• M5: 1,118,394 km (0.087 R)
• M6: 1,521,261 km (0.117 R)
• M7: 1,690,456 km (0.103 R)
• M8: 1,828,086 km (0.09 R)
• M9: 2,431,265 km (0.113 R)
• M10: 2,573,532 km (0.099 R)
• M11: 2,733,452 km (0.118 R)
• M12: 2,851,934 km (0.073 R)
• M13: 3,002,579 km (0.095 R)
• M14: 3,140,359 km (0.068 R)
• M15: 3,406,643 km (0.119 R)
• M16: 3,583,019 km (0.087 R)
• M17: 3,928,290 km (0.114 R)
• M18: 4,492,873 km (0.055 R)
• M19: 4,722,356 km (0.066 R)
• M20: 5,101,437 km (0.098 R)
• M21: 5,304,142 km (0.039 R)
• M22: 6,160,740 km (0.071 R)
• M23: 6,317,668 km (0.114 R)
• M24: 6,735,794 km (0.093 R)
• M25: 7,040,076 km (0.074 R)
• M26: 7,452,816 km (0.113 R)
• M27: 7,873,635 km (0.107 R)
• M28: 7,979,999 km (0.093 R)
• M29: 8,215,915 km (0.109 R)
• M30: 8,892,995 km (0.086 R)
• M31: 9,316,955 km (0.105 R)
• M32: 9,497,370 km (0.107 R)
• M33: 9,930,755 km (0.118 R)
• M34: 10,115,210 km (0.098 R)
• M35: 11,102,107 km (0.1 R)
• M36: 11,245,721 km (0.108 R)
• M37: 11,413,869 km (0.114 R)
• M38: 11,582,914 km (0.095 R)
• M39: 11,680,003 km (0.091 R)
• M40: 12,095,137 km (0.047 R)
• M41: 12,242,940 km (0.079 R)
• M42: 12,366,508 km (0.082 R)
• M43: 12,614,840 km (0.104 R)
• M44: 13,091,459 km (0.075 R)
• M45: 13,268,434 km (0.107 R)
• M46: 13,727,549 km (0.041 R)
• M47: 13,855,904 km (0.114 R)
• M48: 13,984,708 km (0.12 R)
• M49: 14,582,501 km (0.102 R)
• M50: 14,687,369 km (0.081 R)
• M51: 15,348,293 km (0.083 R)
• M52: 15,534,991 km (0.115 R)
• M53: 15,749,514 km (0.117 R)
• M54: 16,371,393 km (0.078 R)
• M55: 17,167,104 km (0.112 R)
• M56: 17,723,159 km (0.086 R)
• M57: 17,835,058 km (0.11 R)
• M58: 18,116,003 km (0.113 R)
• M59: 18,285,198 km (0.058 R)
• M60: 18,483,266 km (0.106 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 294

Radius: 5

Gravity: 11.76 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 5.2 AU - 6.8 AU

Year: 9489 Days

Day: 24.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 34,915,141 km

• M1: 119,977 km (0.095 R)
• M2: 153,487 km (0.07 R)
• M3: 234,270 km (0.105 R)
• M4: 653,144 km (0.093 R)
• M5: 1,018,911 km (0.093 R)
• M6: 1,474,885 km (0.101 R)
• M7: 1,621,043 km (0.059 R)
• M8: 1,790,986 km (0.11 R)
• M9: 2,086,890 km (0.118 R)
• M10: 2,292,737 km (0.04 R)
• M11: 2,440,689 km (0.115 R)
• M12: 2,526,708 km (0.094 R)
• M13: 2,570,091 km (0.115 R)
• M14: 2,635,615 km (0.097 R)
• M15: 3,488,323 km (0.094 R)
• M16: 3,831,650 km (0.087 R)
• M17: 3,956,864 km (0.104 R)
• M18: 5,477,077 km (0.079 R)
• M19: 5,875,157 km (0.106 R)
• M20: 6,136,205 km (0.115 R)
• M21: 6,253,341 km (0.097 R)
• M22: 6,941,341 km (0.094 R)
• M23: 7,559,031 km (0.073 R)
• M24: 8,097,882 km (0.043 R)
• M25: 9,245,597 km (0.105 R)
• M26: 9,821,250 km (0.071 R)
• M27: 9,855,358 km (0.106 R)
• M28: 10,165,175 km (0.097 R)
• M29: 10,759,079 km (0.115 R)
• M30: 10,829,689 km (0.1 R)
• M31: 11,042,417 km (0.067 R)
• M32: 11,980,097 km (0.1 R)
• M33: 12,090,051 km (0.041 R)
• M34: 12,347,659 km (0.119 R)
• M35: 12,458,511 km (0.061 R)
• M36: 12,756,061 km (0.058 R)
• M37: 12,830,860 km (0.032 R)
• M38: 12,868,259 km (0.061 R)
• M39: 13,206,650 km (0.081 R)
• M40: 13,320,194 km (0.08 R)
• M41: 15,060,766 km (0.082 R)
• M42: 15,937,559 km (0.094 R)
• M43: 16,219,850 km (0.113 R)
• M44: 16,748,678 km (0.097 R)
• M45: 17,365,919 km (0.09 R)
• M46: 19,692,017 km (0.112 R)
• M47: 19,778,334 km (0.096 R)
• M48: 20,125,252 km (0.098 R)
• M49: 21,444,107 km (0.062 R)
• M50: 24,025,418 km (0.074 R)
• M51: 24,117,720 km (0.113 R)
• M52: 24,256,547 km (0.026 R)
• M53: 24,441,899 km (0.112 R)
• M54: 24,860,773 km (0.116 R)
• M55: 25,611,305 km (0.101 R)
• M56: 25,752,825 km (0.09 R)
• M57: 25,800,098 km (0.051 R)
• M58: 26,798,813 km (0.091 R)
• M59: 26,942,427 km (0.102 R)
• M60: 27,230,552 km (0.059 R)
• M61: 27,568,045 km (0.093 R)
• M62: 27,955,504 km (0.091 R)
• M63: 28,004,123 km (0.12 R)
• M64: 28,198,600 km (0.108 R)
• M65: 28,539,983 km (0.102 R)
• M66: 28,686,738 km (0.106 R)
• M67: 29,622,024 km (0.086 R)
• M68: 30,168,056 km (0.118 R)
• M69: 32,589,298 km (0.081 R)
• M70: 32,896,273 km (0.112 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 214 - 13,649 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit