🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.44 AU - 0.72 AU

Year: 285 Days

Day: 43 Hours

Environment

Temp: -121 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 57,578,943 km

• M1: 147,803 km (0.071 R)
• M2: 468,241 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 74.7

Radius: 10.2

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.66 AU - 0.84 AU

Year: 419 Days

Day: 5.4 Hours

Environment

Temp: -143 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 57,578,943 km

• M1: 130,300 km (0.087 R)
• M2: 206,595 km (0.073 R)
• M3: 277,055 km (0.054 R)
• M4: 341,831 km (0.057 R)
• M5: 478,564 km (0.086 R)
• M6: 571,165 km (0.102 R)
• M7: 689,497 km (0.093 R)
• M8: 786,586 km (0.059 R)
• M9: 923,019 km (0.047 R)
• M10: 1,001,259 km (0.09 R)
• M11: 1,104,481 km (0.108 R)
• M12: 1,176,288 km (0.097 R)
• M13: 1,270,834 km (0.107 R)
• M14: 1,486,704 km (0.039 R)
• M15: 1,550,582 km (0.036 R)
• M16: 1,641,837 km (0.06 R)
• M17: 1,721,423 km (0.117 R)
• M18: 1,792,182 km (0.069 R)
• M19: 1,867,430 km (0.095 R)
• M20: 2,003,415 km (0.079 R)
• M21: 2,088,835 km (0.038 R)
• M22: 2,168,272 km (0.115 R)
• M23: 2,256,085 km (0.054 R)
• M24: 2,326,396 km (0.077 R)
• M25: 2,401,345 km (0.059 R)
• M26: 2,469,412 km (0.118 R)
• M27: 2,534,338 km (0.075 R)
• M28: 2,658,205 km (0.093 R)
• M29: 2,724,776 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 455.4

Radius: 9.9

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.71 AU - 0.83 AU

Year: 436 Days

Day: 12.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 57,578,943 km

• M1: 128,953 km (0.064 R)
• M2: 193,879 km (0.106 R)
• M3: 285,582 km (0.093 R)
• M4: 408,402 km (0.092 R)
• M5: 487,240 km (0.107 R)
• M6: 565,630 km (0.031 R)
• M7: 634,744 km (0.099 R)
• M8: 729,439 km (0.086 R)
• M9: 801,845 km (0.086 R)
• M10: 881,131 km (0.119 R)
• M11: 971,489 km (0.072 R)
• M12: 1,122,134 km (0.115 R)
• M13: 1,229,994 km (0.093 R)
• M14: 1,351,018 km (0.087 R)
• M15: 1,437,336 km (0.042 R)
• M16: 1,590,225 km (0.07 R)
• M17: 1,656,048 km (0.098 R)
• M18: 1,837,959 km (0.103 R)
• M19: 1,955,693 km (0.112 R)
• M20: 2,053,979 km (0.091 R)
• M21: 2,137,155 km (0.077 R)
• M22: 2,204,474 km (0.076 R)
• M23: 2,301,264 km (0.116 R)
• M24: 2,387,732 km (0.11 R)
• M25: 2,493,049 km (0.097 R)
• M26: 2,588,043 km (0.101 R)
• M27: 2,818,424 km (0.112 R)
• M28: 2,892,624 km (0.029 R)
• M29: 3,011,405 km (0.055 R)
• M30: 3,080,968 km (0.102 R)
• M31: 3,157,413 km (0.06 R)
• M32: 3,279,933 km (0.093 R)
• M33: 3,364,606 km (0.063 R)
• M34: 3,469,923 km (0.082 R)
• M35: 3,549,509 km (0.079 R)
• M36: 3,676,966 km (0.075 R)
• M37: 3,853,940 km (0.112 R)
• M38: 3,971,075 km (0.062 R)
• M39: 4,054,551 km (0.082 R)
• M40: 4,131,594 km (0.047 R)
• M41: 4,308,419 km (0.047 R)
• M42: 4,574,852 km (0.11 R)
• M43: 4,735,820 km (0.044 R)
• M44: 4,868,962 km (0.096 R)
• M45: 5,025,890 km (0.108 R)
• M46: 5,108,767 km (0.083 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 376.7

Radius: 5.4

Gravity: 12.92 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 7.54 AU - 10.68 AU

Year: 17754 Days

Day: 20.8 Hours

Environment

Temp: -237 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 57,578,943 km

• M1: 124,615 km (0.087 R)
• M2: 396,434 km (0.092 R)
• M3: 690,993 km (0.102 R)
• M4: 788,830 km (0.043 R)
• M5: 998,267 km (0.088 R)
• M6: 1,064,538 km (0.115 R)
• M7: 1,178,233 km (0.093 R)
• M8: 1,542,952 km (0.12 R)
• M9: 1,672,055 km (0.086 R)
• M10: 2,136,856 km (0.07 R)
• M11: 2,517,882 km (0.111 R)
• M12: 3,475,308 km (0.091 R)
• M13: 4,459,213 km (0.115 R)
• M14: 4,755,268 km (0.102 R)
• M15: 5,019,457 km (0.068 R)
• M16: 5,405,270 km (0.075 R)
• M17: 5,522,854 km (0.086 R)
• M18: 6,001,717 km (0.038 R)
• M19: 6,829,143 km (0.08 R)
• M20: 8,180,760 km (0.047 R)
• M21: 9,659,385 km (0.058 R)
• M22: 9,802,251 km (0.101 R)
• M23: 10,089,928 km (0.118 R)
• M24: 10,234,888 km (0.094 R)
• M25: 10,283,358 km (0.032 R)
• M26: 10,331,827 km (0.088 R)
• M27: 11,168,528 km (0.075 R)
• M28: 11,268,460 km (0.085 R)
• M29: 11,318,425 km (0.056 R)
• M30: 11,822,869 km (0.041 R)
• M31: 11,975,758 km (0.035 R)
• M32: 12,180,408 km (0.036 R)
• M33: 12,958,467 km (0.098 R)
• M34: 13,010,826 km (0.077 R)
• M35: 13,168,652 km (0.089 R)
• M36: 13,274,118 km (0.051 R)
• M37: 13,327,076 km (0.091 R)
• M38: 13,645,719 km (0.065 R)
• M39: 14,182,327 km (0.025 R)
• M40: 14,236,332 km (0.045 R)
• M41: 15,553,990 km (0.106 R)
• M42: 16,340,276 km (0.114 R)
• M43: 16,567,366 km (0.085 R)
• M44: 17,139,578 km (0.12 R)
• M45: 17,370,407 km (0.118 R)
• M46: 18,068,580 km (0.091 R)
• M47: 18,127,223 km (0.113 R)
• M48: 18,954,349 km (0.094 R)
• M49: 20,278,739 km (0.033 R)
• M50: 20,400,662 km (0.106 R)
• M51: 20,583,919 km (0.059 R)
• M52: 20,645,105 km (0.099 R)
• M53: 20,706,440 km (0.12 R)
• M54: 20,767,775 km (0.087 R)
• M55: 21,632,750 km (0.075 R)
• M56: 22,007,044 km (0.075 R)
• M57: 23,846,349 km (0.119 R)
• M58: 24,297,537 km (0.119 R)
• M59: 24,751,716 km (0.098 R)
• M60: 25,339,635 km (0.119 R)
• M61: 25,405,309 km (0.119 R)
• M62: 25,602,479 km (0.081 R)
• M63: 25,734,275 km (0.098 R)
• M64: 26,529,387 km (0.086 R)
• M65: 26,595,958 km (0.108 R)
• M66: 26,729,400 km (0.089 R)
• M67: 27,131,070 km (0.117 R)
• M68: 27,399,897 km (0.058 R)
• M69: 28,008,013 km (0.041 R)
• M70: 30,694,192 km (0.075 R)
• M71: 31,255,334 km (0.037 R)
• M72: 32,815,639 km (0.1 R)
• M73: 32,958,804 km (0.096 R)
• M74: 34,256,117 km (0.109 R)
• M75: 35,864,294 km (0.065 R)
• M76: 35,937,896 km (0.098 R)
• M77: 37,272,908 km (0.053 R)
• M78: 37,946,397 km (0.118 R)
• M79: 39,153,652 km (0.093 R)
• M80: 41,838,036 km (0.101 R)
• M81: 41,915,678 km (0.086 R)
• M82: 42,771,976 km (0.11 R)
• M83: 43,163,174 km (0.098 R)
• M84: 43,398,492 km (0.1 R)
• M85: 45,057,383 km (0.118 R)
• M86: 47,786,945 km (0.076 R)
• M87: 48,844,602 km (0.117 R)
• M88: 49,417,263 km (0.077 R)
• M89: 49,910,038 km (0.12 R)
• M90: 51,065,832 km (0.092 R)
• M91: 51,148,858 km (0.111 R)
• M92: 53,994,060 km (0.093 R)
• M93: 55,095,400 km (0.112 R)
• M94: 56,461,079 km (0.025 R)
• M95: 56,546,798 km (0.093 R)
• M96: 56,718,387 km (0.091 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: 265 - 18,722 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit