🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.47 AU - 0.73 AU

Year: 305 Days

Day: 43.7 Hours

Environment

Temp: -134 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 228.3

Radius: 12.3

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.71 AU - 0.73 AU

Year: 401 Days

Day: 10.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 55,962,334 km

• M1: 164,408 km (0.064 R)
• M2: 242,349 km (0.109 R)
• M3: 328,218 km (0.115 R)
• M4: 412,741 km (0.103 R)
• M5: 520,601 km (0.114 R)
• M6: 609,163 km (0.073 R)
• M7: 698,024 km (0.114 R)
• M8: 877,990 km (0.12 R)
• M9: 977,472 km (0.052 R)
• M10: 1,081,144 km (0.08 R)
• M11: 1,159,832 km (0.108 R)
• M12: 1,274,125 km (0.098 R)
• M13: 1,361,640 km (0.03 R)
• M14: 1,555,070 km (0.037 R)
• M15: 1,636,750 km (0.05 R)
• M16: 1,762,113 km (0.076 R)
• M17: 1,873,414 km (0.101 R)
• M18: 1,982,770 km (0.055 R)
• M19: 2,067,443 km (0.109 R)
• M20: 2,235,740 km (0.101 R)
• M21: 2,451,610 km (0.115 R)
• M22: 2,533,141 km (0.078 R)
• M23: 2,630,230 km (0.09 R)
• M24: 2,888,884 km (0.089 R)
• M25: 3,005,870 km (0.111 R)
• M26: 3,176,711 km (0.118 R)
• M27: 3,334,836 km (0.099 R)
• M28: 3,425,642 km (0.088 R)
• M29: 3,511,810 km (0.111 R)
• M30: 3,664,400 km (0.109 R)
• M31: 3,747,127 km (0.107 R)
• M32: 3,824,918 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169.3

Radius: 11.9

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 2.24 AU - 3.7 AU

Year: 3358 Days

Day: 13.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (59)

Outer Limit: 55,962,334 km

• M1: 149,299 km (0.12 R)
• M2: 267,331 km (0.094 R)
• M3: 375,491 km (0.077 R)
• M4: 504,444 km (0.107 R)
• M5: 595,998 km (0.095 R)
• M6: 672,742 km (0.105 R)
• M7: 845,677 km (0.081 R)
• M8: 1,008,738 km (0.104 R)
• M9: 1,112,111 km (0.078 R)
• M10: 1,255,575 km (0.074 R)
• M11: 1,502,711 km (0.11 R)
• M12: 1,632,262 km (0.103 R)
• M13: 1,818,063 km (0.046 R)
• M14: 1,935,198 km (0.075 R)
• M15: 2,065,947 km (0.089 R)
• M16: 2,511,449 km (0.094 R)
• M17: 2,788,504 km (0.079 R)
• M18: 3,241,935 km (0.11 R)
• M19: 3,319,876 km (0.105 R)
• M20: 3,464,238 km (0.107 R)
• M21: 4,217,912 km (0.1 R)
• M22: 4,708,892 km (0.083 R)
• M23: 4,842,034 km (0.066 R)
• M24: 4,976,224 km (0.112 R)
• M25: 5,081,690 km (0.075 R)
• M26: 5,371,312 km (0.112 R)
• M27: 5,525,996 km (0.11 R)
• M28: 5,635,202 km (0.076 R)
• M29: 5,792,430 km (0.112 R)
• M30: 6,079,059 km (0.075 R)
• M31: 6,419,544 km (0.08 R)
• M32: 6,517,979 km (0.068 R)
• M33: 6,732,951 km (0.116 R)
• M34: 6,816,277 km (0.099 R)
• M35: 7,000,732 km (0.095 R)
• M36: 7,340,618 km (0.1 R)
• M37: 7,495,302 km (0.112 R)
• M38: 7,895,476 km (0.067 R)
• M39: 8,001,093 km (0.096 R)
• M40: 8,124,810 km (0.103 R)
• M41: 9,828,879 km (0.049 R)
• M42: 10,075,716 km (0.113 R)
• M43: 10,517,478 km (0.103 R)
• M44: 10,633,716 km (0.077 R)
• M45: 11,063,810 km (0.107 R)
• M46: 11,300,922 km (0.103 R)
• M47: 11,439,899 km (0.084 R)
• M48: 11,719,647 km (0.102 R)
• M49: 11,900,810 km (0.119 R)
• M50: 12,001,788 km (0.102 R)
• M51: 12,326,865 km (0.077 R)
• M52: 12,511,020 km (0.102 R)
• M53: 12,758,006 km (0.097 R)
• M54: 12,882,172 km (0.114 R)
• M55: 12,965,049 km (0.1 R)
• M56: 13,215,027 km (0.059 R)
• M57: 13,508,688 km (0.069 R)
• M58: 14,038,414 km (0.105 R)
• M59: 14,510,245 km (0.119 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 961.8

Radius: 3.3

Gravity: 88.32 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 5.53 AU - 7.29 AU

Year: 10646 Days

Day: 19.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 55,962,334 km

• M1: 46,076 km (0.09 R)
• M2: 88,712 km (0.073 R)
• M3: 289,173 km (0.113 R)
• M4: 685,158 km (0.096 R)
• M5: 742,753 km (0.056 R)
• M6: 1,054,665 km (0.11 R)
• M7: 1,212,640 km (0.12 R)
• M8: 1,943,725 km (0.064 R)
• M9: 1,998,328 km (0.084 R)
• M10: 2,221,828 km (0.04 R)
• M11: 2,394,763 km (0.07 R)
• M12: 2,939,000 km (0.111 R)
• M13: 3,096,826 km (0.075 R)
• M14: 3,553,099 km (0.072 R)
• M15: 4,672,390 km (0.075 R)
• M16: 4,819,445 km (0.084 R)
• M17: 5,042,795 km (0.097 R)
• M18: 5,577,009 km (0.097 R)
• M19: 6,493,146 km (0.054 R)
• M20: 7,157,361 km (0.107 R)
• M21: 7,540,481 km (0.068 R)
• M22: 7,583,415 km (0.069 R)
• M23: 8,105,512 km (0.048 R)
• M24: 8,149,494 km (0.106 R)
• M25: 8,774,214 km (0.039 R)
• M26: 9,506,945 km (0.111 R)
• M27: 10,786,904 km (0.095 R)
• M28: 11,029,851 km (0.089 R)
• M29: 11,078,620 km (0.048 R)
• M30: 11,274,593 km (0.053 R)
• M31: 11,422,396 km (0.094 R)
• M32: 11,471,763 km (0.106 R)
• M33: 12,119,971 km (0.109 R)
• M34: 12,575,795 km (0.098 R)
• M35: 12,677,821 km (0.107 R)
• M36: 12,780,146 km (0.069 R)
• M37: 12,831,458 km (0.037 R)
• M38: 13,765,846 km (0.12 R)
• M39: 13,871,014 km (0.057 R)
• M40: 14,561,109 km (0.062 R)
• M41: 14,721,926 km (0.073 R)
• M42: 14,937,347 km (0.118 R)
• M43: 15,262,274 km (0.118 R)
• M44: 15,644,497 km (0.12 R)
• M45: 16,084,913 km (0.063 R)
• M46: 16,362,417 km (0.118 R)
• M47: 17,772,975 km (0.063 R)
• M48: 18,405,924 km (0.068 R)
• M49: 18,637,950 km (0.105 R)
• M50: 18,695,994 km (0.09 R)
• M51: 19,104,695 km (0.107 R)
• M52: 19,280,772 km (0.107 R)
• M53: 19,457,447 km (0.091 R)
• M54: 20,169,084 km (0.083 R)
• M55: 20,348,452 km (0.077 R)
• M56: 22,540,510 km (0.046 R)
• M57: 23,287,601 km (0.112 R)
• M58: 24,998,253 km (0.108 R)
• M59: 25,190,785 km (0.06 R)
• M60: 28,538,636 km (0.065 R)
• M61: 28,941,653 km (0.111 R)
• M62: 30,503,604 km (0.11 R)
• M63: 30,572,120 km (0.112 R)
• M64: 30,846,782 km (0.044 R)
• M65: 31,053,227 km (0.096 R)
• M66: 31,675,554 km (0.082 R)
• M67: 32,162,495 km (0.109 R)
• M68: 34,063,286 km (0.096 R)
• M69: 34,134,494 km (0.113 R)
• M70: 35,135,005 km (0.043 R)
• M71: 35,422,681 km (0.07 R)
• M72: 37,091,894 km (0.029 R)
• M73: 37,238,201 km (0.058 R)
• M74: 38,860,590 km (0.043 R)
• M75: 41,413,029 km (0.082 R)
• M76: 42,021,443 km (0.118 R)
• M77: 42,632,850 km (0.06 R)
• M78: 43,093,312 km (0.101 R)
• M79: 43,324,142 km (0.112 R)
• M80: 43,787,147 km (0.101 R)
• M81: 44,329,290 km (0.105 R)
• M82: 46,362,325 km (0.061 R)
• M83: 46,598,839 km (0.089 R)
• M84: 47,548,935 km (0.047 R)
• M85: 47,707,958 km (0.113 R)
• M86: 48,665,534 km (0.109 R)
• M87: 48,745,569 km (0.086 R)
• M88: 50,599,535 km (0.118 R)
• M89: 51,168,456 km (0.085 R)
• M90: 52,230,451 km (0.062 R)
• M91: 52,558,669 km (0.115 R)
• M92: 52,723,077 km (0.095 R)
• M93: 53,052,342 km (0.025 R)
• M94: 54,044,176 km (0.088 R)
• M95: 55,710,845 km (0.101 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 203 - 10,610 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit