🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.6 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.89 AU - 1.49 AU

Year: 477 Days

Day: 24.2 Hours

Environment

Temp: 5 °C

Axial Tilt: 39 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.12 AU - 1.44 AU

Year: 532 Days

Day: 33.7 Hours

Environment

Temp: -1 °C

Axial Tilt: 37.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 36,246,575 km

• M1: 417,378 km (0.055 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 3.22 AU - 4.92 AU

Year: 3014 Days

Day: 42.1 Hours

Environment

Temp: -134 °C

Axial Tilt: 89.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.38 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 10.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 525.9

Radius: 14.4

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 8.32 AU - 13.04 AU

Year: 12812 Days

Day: 10.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 36,246,575 km

• M1: 209,287 km (0.069 R)
• M2: 314,156 km (0.098 R)
• M3: 531,521 km (0.038 R)
• M4: 790,924 km (0.052 R)
• M5: 1,572,124 km (0.042 R)
• M6: 1,884,634 km (0.082 R)
• M7: 2,681,691 km (0.077 R)
• M8: 2,852,981 km (0.118 R)
• M9: 3,327,655 km (0.095 R)
• M10: 3,988,728 km (0.106 R)
• M11: 4,185,150 km (0.11 R)
• M12: 5,575,961 km (0.053 R)
• M13: 6,169,865 km (0.111 R)
• M14: 6,940,743 km (0.106 R)
• M15: 8,112,094 km (0.057 R)
• M16: 8,404,109 km (0.118 R)
• M17: 9,257,565 km (0.052 R)
• M18: 9,562,894 km (0.119 R)
• M19: 9,782,953 km (0.099 R)
• M20: 10,318,064 km (0.076 R)
• M21: 10,453,301 km (0.05 R)
• M22: 10,954,454 km (0.087 R)
• M23: 12,265,380 km (0.093 R)
• M24: 12,360,973 km (0.07 R)
• M25: 12,697,269 km (0.113 R)
• M26: 13,576,156 km (0.104 R)
• M27: 13,823,741 km (0.065 R)
• M28: 14,023,005 km (0.045 R)
• M29: 14,223,167 km (0.091 R)
• M30: 15,858,421 km (0.112 R)
• M31: 16,329,056 km (0.074 R)
• M32: 16,434,224 km (0.064 R)
• M33: 17,230,533 km (0.107 R)
• M34: 18,257,223 km (0.061 R)
• M35: 18,421,183 km (0.104 R)
• M36: 18,860,701 km (0.112 R)
• M37: 19,137,158 km (0.047 R)
• M38: 19,303,810 km (0.104 R)
• M39: 21,052,759 km (0.061 R)
• M40: 23,087,888 km (0.063 R)
• M41: 23,206,070 km (0.072 R)
• M42: 23,680,894 km (0.112 R)
• M43: 24,459,252 km (0.08 R)
• M44: 24,760,841 km (0.108 R)
• M45: 25,306,873 km (0.063 R)
• M46: 26,534,474 km (0.082 R)
• M47: 27,907,333 km (0.092 R)
• M48: 29,047,568 km (0.075 R)
• M49: 29,623,370 km (0.058 R)
• M50: 30,397,091 km (0.027 R)
• M51: 31,439,040 km (0.104 R)
• M52: 31,898,604 km (0.105 R)
• M53: 32,162,196 km (0.091 R)
• M54: 32,757,895 km (0.111 R)
• M55: 33,357,333 km (0.11 R)
• M56: 33,491,074 km (0.085 R)
• M57: 33,624,964 km (0.116 R)
• M58: 34,431,895 km (0.04 R)
• M59: 35,381,392 km (0.062 R)
• M60: 35,859,507 km (0.043 R)
• M61: 35,996,389 km (0.105 R)
• M62: 37,098,477 km (0.066 R)
• M63: 38,421,520 km (0.073 R)
• M64: 38,912,800 km (0.058 R)
• M65: 40,043,610 km (0.101 R)
• M66: 40,541,771 km (0.091 R)
• M67: 41,904,308 km (0.03 R)
• M68: 42,337,693 km (0.068 R)
• M69: 45,190,824 km (0.069 R)
• M70: 45,561,079 km (0.106 R)
• M71: 45,709,480 km (0.101 R)
• M72: 46,081,081 km (0.098 R)
• M73: 47,277,265 km (0.12 R)
• M74: 48,938,550 km (0.091 R)
• M75: 49,776,298 km (0.115 R)
• M76: 50,312,008 km (0.096 R)
• M77: 51,080,492 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 118.7

Radius: 8.4

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 12.05 AU - 12.51 AU

Year: 15797 Days

Day: 13 Hours

Environment

Temp: -192 °C

Axial Tilt: 120 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 36,246,575 km

• M1: 214,523 km (0.095 R)
• M2: 382,821 km (0.112 R)
• M3: 817,253 km (0.089 R)
• M4: 891,753 km (0.069 R)
• M5: 984,354 km (0.064 R)
• M6: 1,459,178 km (0.048 R)
• M7: 1,837,810 km (0.107 R)
• M8: 1,997,730 km (0.039 R)
• M9: 2,079,410 km (0.084 R)
• M10: 2,141,494 km (0.096 R)
• M11: 2,246,212 km (0.097 R)
• M12: 2,417,502 km (0.099 R)
• M13: 2,504,867 km (0.098 R)
• M14: 2,593,129 km (0.046 R)
• M15: 2,660,149 km (0.086 R)
• M16: 3,288,760 km (0.103 R)
• M17: 3,557,737 km (0.084 R)
• M18: 3,682,352 km (0.093 R)
• M19: 3,783,181 km (0.105 R)
• M20: 3,936,070 km (0.103 R)
• M21: 4,117,083 km (0.116 R)
• M22: 4,353,896 km (0.112 R)
• M23: 4,487,338 km (0.103 R)
• M24: 4,595,198 km (0.119 R)
• M25: 4,649,352 km (0.089 R)
• M26: 5,034,866 km (0.102 R)
• M27: 5,316,559 km (0.102 R)
• M28: 5,545,593 km (0.119 R)
• M29: 5,603,487 km (0.064 R)
• M30: 5,661,382 km (0.093 R)
• M31: 6,162,385 km (0.114 R)
• M32: 6,403,088 km (0.07 R)
• M33: 6,924,885 km (0.099 R)
• M34: 7,080,916 km (0.106 R)
• M35: 7,143,598 km (0.074 R)
• M36: 7,332,988 km (0.089 R)
• M37: 7,716,857 km (0.097 R)
• M38: 8,074,395 km (0.098 R)
• M39: 8,437,320 km (0.116 R)
• M40: 9,110,959 km (0.115 R)
• M41: 9,627,521 km (0.057 R)
• M42: 9,697,084 km (0.112 R)
• M43: 11,270,255 km (0.101 R)
• M44: 11,638,714 km (0.08 R)
• M45: 11,750,015 km (0.051 R)
• M46: 12,011,213 km (0.093 R)
• M47: 12,349,753 km (0.097 R)
• M48: 12,539,144 km (0.102 R)
• M49: 12,882,621 km (0.104 R)
• M50: 13,267,835 km (0.113 R)
• M51: 14,049,783 km (0.108 R)
• M52: 15,169,374 km (0.117 R)
• M53: 16,400,415 km (0.042 R)
• M54: 17,112,201 km (0.101 R)
• M55: 17,365,770 km (0.107 R)
• M56: 18,005,301 km (0.071 R)
• M57: 18,695,994 km (0.063 R)
• M58: 18,913,659 km (0.039 R)
• M59: 19,219,736 km (0.077 R)
• M60: 19,395,364 km (0.053 R)
• M61: 19,748,265 km (0.064 R)
• M62: 21,226,143 km (0.117 R)
• M63: 21,681,070 km (0.108 R)
• M64: 21,772,474 km (0.053 R)
• M65: 21,955,582 km (0.074 R)
• M66: 23,814,635 km (0.03 R)
• M67: 23,956,005 km (0.08 R)
• M68: 24,477,204 km (0.117 R)
• M69: 24,572,198 km (0.098 R)
• M70: 24,858,379 km (0.048 R)
• M71: 25,145,756 km (0.099 R)
• M72: 26,354,507 km (0.089 R)
• M73: 27,039,666 km (0.117 R)
• M74: 28,878,672 km (0.059 R)
• M75: 29,029,467 km (0.08 R)
• M76: 29,686,351 km (0.107 R)
• M77: 30,963,169 km (0.104 R)
• M78: 31,220,627 km (0.11 R)
• M79: 31,427,221 km (0.043 R)
• M80: 31,737,787 km (0.089 R)
• M81: 32,049,399 km (0.1 R)
• M82: 33,043,028 km (0.111 R)
• M83: 33,675,827 km (0.046 R)
• M84: 34,206,152 km (0.048 R)
• M85: 35,275,178 km (0.119 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 392 - 19,548 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit