🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.83 AU - 1.37 AU

Year: 430 Days

Day: 44.1 Hours

Environment

Temp: 9 °C

Axial Tilt: 18.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.3 AU - 1.32 AU

Year: 559 Days

Day: 34.1 Hours

Environment

Temp: -27 °C

Axial Tilt: 60.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.84 AU - 3 AU

Year: 1403 Days

Day: 42.7 Hours

Environment

Temp: -101 °C

Axial Tilt: 128.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 2.48 AU - 3.34 AU

Year: 1851 Days

Day: 17.6 Hours

Environment

Temp: -98 °C

Axial Tilt: 0.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,631,466 km

• M1: 320,588 km (0.109 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 942.9

Radius: 3.6

Gravity: 72.75 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 14.91 AU - 16.09 AU

Year: 22748 Days

Day: 17.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 55,631,466 km

• M1: 59,989 km (0.073 R)
• M2: 151,094 km (0.032 R)
• M3: 231,278 km (0.12 R)
• M4: 325,226 km (0.082 R)
• M5: 499,956 km (0.104 R)
• M6: 523,742 km (0.105 R)
• M7: 810,072 km (0.098 R)
• M8: 1,044,642 km (0.119 R)
• M9: 1,137,841 km (0.111 R)
• M10: 1,900,491 km (0.101 R)
• M11: 1,938,190 km (0.071 R)
• M12: 3,003,626 km (0.093 R)
• M13: 4,216,865 km (0.06 R)
• M14: 4,821,988 km (0.111 R)
• M15: 4,977,420 km (0.058 R)
• M16: 5,889,219 km (0.107 R)
• M17: 7,921,656 km (0.082 R)
• M18: 8,476,066 km (0.114 R)
• M19: 9,042,892 km (0.069 R)
• M20: 9,298,704 km (0.075 R)
• M21: 9,557,060 km (0.088 R)
• M22: 10,080,503 km (0.084 R)
• M23: 11,775,596 km (0.108 R)
• M24: 12,195,368 km (0.054 R)
• M25: 12,905,808 km (0.117 R)
• M26: 14,144,030 km (0.108 R)
• M27: 14,218,081 km (0.063 R)
• M28: 14,515,481 km (0.096 R)
• M29: 14,664,930 km (0.031 R)
• M30: 14,739,729 km (0.093 R)
• M31: 15,648,536 km (0.089 R)
• M32: 15,955,510 km (0.074 R)
• M33: 16,809,864 km (0.107 R)
• M34: 17,282,144 km (0.088 R)
• M35: 18,078,903 km (0.09 R)
• M36: 18,481,620 km (0.09 R)
• M37: 19,132,371 km (0.059 R)
• M38: 19,956,206 km (0.114 R)
• M39: 20,539,788 km (0.104 R)
• M40: 21,383,071 km (0.109 R)
• M41: 22,929,464 km (0.053 R)
• M42: 23,103,446 km (0.069 R)
• M43: 24,689,333 km (0.068 R)
• M44: 24,867,654 km (0.117 R)
• M45: 25,225,791 km (0.103 R)
• M46: 25,405,309 km (0.088 R)
• M47: 25,765,989 km (0.085 R)
• M48: 26,218,972 km (0.109 R)
• M49: 27,871,878 km (0.075 R)
• M50: 28,523,676 km (0.111 R)
• M51: 30,222,659 km (0.108 R)
• M52: 30,413,546 km (0.039 R)
• M53: 31,470,006 km (0.079 R)
• M54: 35,211,150 km (0.069 R)
• M55: 35,411,910 km (0.046 R)
• M56: 36,522,824 km (0.084 R)
• M57: 37,235,808 km (0.086 R)
• M58: 39,714,644 km (0.085 R)
• M59: 39,819,064 km (0.066 R)
• M60: 40,237,788 km (0.088 R)
• M61: 40,447,674 km (0.085 R)
• M62: 43,962,925 km (0.117 R)
• M63: 44,287,253 km (0.066 R)
• M64: 45,374,231 km (0.087 R)
• M65: 45,702,149 km (0.079 R)
• M66: 46,030,666 km (0.081 R)
• M67: 49,023,222 km (0.083 R)
• M68: 49,247,320 km (0.086 R)
• M69: 49,359,518 km (0.05 R)
• M70: 50,260,247 km (0.082 R)
• M71: 50,826,026 km (0.113 R)
• M72: 54,496,111 km (0.086 R)
• M73: 54,728,287 km (0.083 R)
• M74: 55,894,252 km (0.109 R)
• M75: 56,715,246 km (0.075 R)
• M76: 57,068,297 km (0.099 R)
• M77: 61,482,630 km (0.118 R)
• M78: 63,303,237 km (0.083 R)
• M79: 63,425,159 km (0.091 R)
• M80: 64,526,798 km (0.086 R)
• M81: 66,624,608 km (0.066 R)
• M82: 67,245,888 km (0.075 R)
• M83: 67,619,584 km (0.096 R)
• M84: 68,369,069 km (0.108 R)
• M85: 68,619,496 km (0.061 R)
• M86: 69,246,910 km (0.058 R)
• M87: 69,624,195 km (0.066 R)
• M88: 72,923,128 km (0.105 R)
• M89: 74,849,350 km (0.088 R)
• M90: 82,053,834 km (0.107 R)
• M91: 82,986,427 km (0.099 R)
• M92: 87,566,216 km (0.039 R)
• M93: 88,246,737 km (0.091 R)
• M94: 88,519,304 km (0.083 R)
• M95: 90,710,614 km (0.037 R)
• M96: 91,950,930 km (0.079 R)
• M97: 92,227,386 km (0.069 R)

Planet 6 - Ice Giant

Semi-Major Axis: 19.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 108.2

Radius: 3.4

Gravity: 9.36 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 17.14 AU - 21.34 AU

Year: 31460 Days

Day: 23.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 55,631,466 km

• M1: 68,067 km (0.042 R)
• M2: 211,382 km (0.097 R)
• M3: 275,260 km (0.11 R)
• M4: 1,419,833 km (0.074 R)
• M5: 1,493,436 km (0.109 R)
• M6: 2,499,032 km (0.101 R)
• M7: 3,835,989 km (0.071 R)
• M8: 4,111,847 km (0.025 R)
• M9: 5,126,569 km (0.052 R)
• M10: 5,164,268 km (0.117 R)
• M11: 5,201,967 km (0.086 R)
• M12: 6,949,270 km (0.086 R)
• M13: 7,200,445 km (0.065 R)
• M14: 7,928,089 km (0.091 R)
• M15: 8,768,530 km (0.079 R)
• M16: 8,858,737 km (0.07 R)
• M17: 9,085,378 km (0.085 R)
• M18: 9,405,817 km (0.095 R)
• M19: 9,636,945 km (0.12 R)
• M20: 10,057,914 km (0.049 R)
• M21: 10,105,037 km (0.041 R)
• M22: 11,014,442 km (0.052 R)
• M23: 11,062,912 km (0.114 R)
• M24: 11,651,580 km (0.058 R)
• M25: 12,807,822 km (0.104 R)
• M26: 14,689,464 km (0.111 R)
• M27: 15,173,114 km (0.105 R)
• M28: 15,227,268 km (0.109 R)
• M29: 15,716,752 km (0.097 R)
• M30: 17,159,624 km (0.033 R)
• M31: 18,298,064 km (0.12 R)
• M32: 18,413,254 km (0.116 R)
• M33: 19,226,169 km (0.103 R)
• M34: 19,460,589 km (0.091 R)
• M35: 19,696,056 km (0.099 R)
• M36: 19,754,997 km (0.074 R)
• M37: 19,814,088 km (0.092 R)
• M38: 20,229,073 km (0.08 R)
• M39: 20,826,866 km (0.103 R)
• M40: 21,551,817 km (0.118 R)
• M41: 23,088,636 km (0.12 R)
• M42: 23,587,844 km (0.113 R)
• M43: 25,170,590 km (0.12 R)
• M44: 25,298,646 km (0.111 R)
• M45: 27,114,614 km (0.096 R)
• M46: 29,375,487 km (0.117 R)
• M47: 30,870,269 km (0.103 R)
• M48: 31,351,076 km (0.102 R)
• M49: 31,626,935 km (0.036 R)
• M50: 33,158,518 km (0.059 R)
• M51: 34,927,961 km (0.053 R)
• M52: 35,644,236 km (0.114 R)
• M53: 35,787,999 km (0.094 R)
• M54: 38,927,012 km (0.104 R)
• M55: 39,075,263 km (0.088 R)
• M56: 40,942,544 km (0.1 R)
• M57: 41,168,586 km (0.066 R)
• M58: 41,622,017 km (0.114 R)
• M59: 41,773,410 km (0.109 R)
• M60: 42,076,944 km (0.067 R)
• M61: 44,608,589 km (0.112 R)
• M62: 45,541,332 km (0.064 R)
• M63: 46,480,507 km (0.077 R)
• M64: 47,267,990 km (0.08 R)
• M65: 48,378,007 km (0.044 R)
• M66: 49,255,997 km (0.093 R)
• M67: 50,139,372 km (0.103 R)
• M68: 50,785,186 km (0.072 R)
• M69: 52,003,212 km (0.057 R)
• M70: 52,902,594 km (0.117 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 169 - 15,582 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit