🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.47 AU - 0.55 AU

Year: 232 Days

Day: 43.7 Hours

Environment

Temp: -119 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558.3

Radius: 10.3

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.68 AU - 0.84 AU

Year: 421 Days

Day: 6.9 Hours

Environment

Temp: -144 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 34,688,882 km

• M1: 128,205 km (0.042 R)
• M2: 196,422 km (0.103 R)
• M3: 353,649 km (0.059 R)
• M4: 426,354 km (0.05 R)
• M5: 562,937 km (0.053 R)
• M6: 637,437 km (0.047 R)
• M7: 765,941 km (0.081 R)
• M8: 862,432 km (0.103 R)
• M9: 933,341 km (0.102 R)
• M10: 1,006,494 km (0.12 R)
• M11: 1,077,254 km (0.107 R)
• M12: 1,186,610 km (0.08 R)
• M13: 1,295,218 km (0.117 R)
• M14: 1,367,923 km (0.099 R)
• M15: 1,441,974 km (0.083 R)
• M16: 1,522,607 km (0.098 R)
• M17: 1,625,680 km (0.116 R)
• M18: 1,763,161 km (0.104 R)
• M19: 1,921,285 km (0.081 R)
• M20: 2,067,143 km (0.111 R)
• M21: 2,210,907 km (0.043 R)
• M22: 2,441,736 km (0.096 R)
• M23: 2,514,441 km (0.095 R)
• M24: 2,606,444 km (0.08 R)
• M25: 2,686,927 km (0.118 R)
• M26: 2,869,736 km (0.072 R)
• M27: 2,972,360 km (0.094 R)
• M28: 3,194,663 km (0.091 R)
• M29: 3,368,346 km (0.085 R)
• M30: 3,538,289 km (0.096 R)
• M31: 3,655,574 km (0.108 R)
• M32: 3,781,086 km (0.108 R)
• M33: 4,007,877 km (0.088 R)
• M34: 4,086,864 km (0.067 R)
• M35: 4,188,292 km (0.101 R)
• M36: 4,253,815 km (0.098 R)
• M37: 4,393,390 km (0.047 R)
• M38: 4,489,881 km (0.079 R)
• M39: 4,715,026 km (0.099 R)
• M40: 4,829,019 km (0.107 R)
• M41: 4,905,613 km (0.113 R)
• M42: 4,997,915 km (0.117 R)
• M43: 5,075,257 km (0.08 R)
• M44: 5,239,217 km (0.099 R)
• M45: 5,341,542 km (0.097 R)
• M46: 5,420,828 km (0.065 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 286.5

Radius: 12.5

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.87 AU - 2.67 AU

Year: 2175 Days

Day: 8.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 34,688,882 km

• M1: 156,629 km (0.111 R)
• M2: 235,766 km (0.079 R)
• M3: 320,588 km (0.086 R)
• M4: 501,302 km (0.034 R)
• M5: 616,343 km (0.055 R)
• M6: 701,165 km (0.069 R)
• M7: 1,092,962 km (0.102 R)
• M8: 1,468,004 km (0.119 R)
• M9: 1,595,910 km (0.103 R)
• M10: 1,824,047 km (0.111 R)
• M11: 2,022,563 km (0.087 R)
• M12: 2,124,589 km (0.097 R)
• M13: 2,539,274 km (0.105 R)
• M14: 2,661,047 km (0.105 R)
• M15: 2,898,758 km (0.081 R)
• M16: 2,979,690 km (0.09 R)
• M17: 3,061,221 km (0.114 R)
• M18: 3,143,650 km (0.096 R)
• M19: 3,226,826 km (0.091 R)
• M20: 3,359,071 km (0.096 R)
• M21: 3,766,725 km (0.066 R)
• M22: 3,906,150 km (0.081 R)
• M23: 3,995,759 km (0.118 R)
• M24: 4,125,161 km (0.081 R)
• M25: 4,229,581 km (0.114 R)
• M26: 4,334,897 km (0.116 R)
• M27: 4,427,798 km (0.116 R)
• M28: 4,656,383 km (0.117 R)
• M29: 4,916,384 km (0.107 R)
• M30: 4,999,411 km (0.074 R)
• M31: 5,083,036 km (0.09 R)
• M32: 5,209,297 km (0.086 R)
• M33: 5,508,194 km (0.053 R)
• M34: 5,681,428 km (0.117 R)
• M35: 5,783,304 km (0.093 R)
• M36: 5,885,928 km (0.09 R)
• M37: 6,347,288 km (0.107 R)
• M38: 6,544,458 km (0.075 R)
• M39: 6,758,832 km (0.061 R)
• M40: 7,053,689 km (0.114 R)
• M41: 7,352,885 km (0.06 R)
• M42: 7,656,120 km (0.046 R)
• M43: 7,996,156 km (0.084 R)
• M44: 8,143,510 km (0.054 R)
• M45: 8,407,550 km (0.083 R)
• M46: 8,842,581 km (0.103 R)
• M47: 9,457,278 km (0.069 R)
• M48: 9,561,099 km (0.079 R)
• M49: 9,700,076 km (0.04 R)
• M50: 9,857,303 km (0.066 R)
• M51: 9,944,967 km (0.083 R)
• M52: 10,103,541 km (0.067 R)
• M53: 10,191,953 km (0.04 R)
• M54: 10,369,526 km (0.076 R)
• M55: 10,548,295 km (0.064 R)
• M56: 11,053,936 km (0.071 R)
• M57: 11,401,751 km (0.105 R)
• M58: 11,512,304 km (0.064 R)
• M59: 11,883,307 km (0.109 R)
• M60: 11,976,806 km (0.082 R)
• M61: 12,089,154 km (0.11 R)
• M62: 12,296,197 km (0.106 R)
• M63: 12,542,285 km (0.048 R)
• M64: 12,751,872 km (0.096 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 61.6

Radius: 3.6

Gravity: 4.75 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 8.91 AU - 11.37 AU

Year: 20530 Days

Day: 23.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 34,688,882 km

• M1: 50,414 km (0.109 R)
• M2: 455,526 km (0.074 R)
• M3: 491,579 km (0.103 R)
• M4: 843,433 km (0.109 R)
• M5: 933,790 km (0.067 R)
• M6: 1,466,957 km (0.091 R)
• M7: 1,918,144 km (0.081 R)
• M8: 2,220,481 km (0.105 R)
• M9: 2,324,601 km (0.087 R)
• M10: 2,712,509 km (0.119 R)
• M11: 2,868,838 km (0.109 R)
• M12: 2,891,278 km (0.047 R)
• M13: 3,073,937 km (0.028 R)
• M14: 3,166,688 km (0.109 R)
• M15: 3,283,972 km (0.102 R)
• M16: 3,742,191 km (0.095 R)
• M17: 4,143,562 km (0.068 R)
• M18: 4,375,289 km (0.055 R)
• M19: 6,198,737 km (0.068 R)
• M20: 6,552,686 km (0.11 R)
• M21: 7,095,726 km (0.093 R)
• M22: 7,465,682 km (0.051 R)
• M23: 7,559,031 km (0.118 R)
• M24: 7,747,225 km (0.074 R)
• M25: 7,810,206 km (0.095 R)
• M26: 8,710,635 km (0.079 R)
• M27: 8,874,894 km (0.104 R)
• M28: 9,273,273 km (0.075 R)
• M29: 9,340,143 km (0.071 R)
• M30: 9,440,972 km (0.072 R)
• M31: 9,542,100 km (0.073 R)
• M32: 10,712,554 km (0.11 R)
• M33: 10,782,865 km (0.039 R)
• M34: 11,243,327 km (0.068 R)
• M35: 11,565,860 km (0.101 R)
• M36: 11,637,817 km (0.058 R)
• M37: 11,782,478 km (0.036 R)
• M38: 13,260,954 km (0.1 R)
• M39: 14,175,745 km (0.069 R)
• M40: 14,640,844 km (0.088 R)
• M41: 14,718,785 km (0.097 R)
• M42: 15,229,063 km (0.104 R)
• M43: 16,105,707 km (0.06 R)
• M44: 16,186,190 km (0.061 R)
• M45: 16,266,824 km (0.113 R)
• M46: 16,875,837 km (0.109 R)
• M47: 16,916,677 km (0.081 R)
• M48: 17,327,173 km (0.077 R)
• M49: 17,533,768 km (0.079 R)
• M50: 18,367,776 km (0.065 R)
• M51: 18,662,783 km (0.119 R)
• M52: 19,428,425 km (0.085 R)
• M53: 19,814,986 km (0.097 R)
• M54: 20,204,240 km (0.088 R)
• M55: 20,247,623 km (0.118 R)
• M56: 20,421,456 km (0.071 R)
• M57: 21,034,059 km (0.053 R)
• M58: 21,563,935 km (0.062 R)
• M59: 21,964,259 km (0.109 R)
• M60: 22,907,772 km (0.101 R)
• M61: 23,681,193 km (0.096 R)
• M62: 24,002,230 km (0.07 R)
• M63: 24,555,742 km (0.1 R)
• M64: 26,241,411 km (0.081 R)
• M65: 26,478,524 km (0.1 R)
• M66: 27,098,308 km (0.059 R)
• M67: 27,146,179 km (0.067 R)
• M68: 27,385,835 km (0.098 R)
• M69: 27,915,860 km (0.101 R)
• M70: 28,157,910 km (0.054 R)
• M71: 28,546,565 km (0.12 R)
• M72: 28,936,866 km (0.103 R)
• M73: 29,181,907 km (0.069 R)
• M74: 29,427,397 km (0.096 R)
• M75: 29,772,519 km (0.098 R)
• M76: 30,218,022 km (0.077 R)
• M77: 30,615,952 km (0.069 R)
• M78: 31,870,480 km (0.111 R)
• M79: 32,580,322 km (0.051 R)
• M80: 32,784,074 km (0.098 R)
• M81: 33,192,776 km (0.096 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 443 - 11,982 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit