🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.76 AU - 0.78 AU

Year: 289 Days

Day: 29.3 Hours

Environment

Temp: -16 °C

Axial Tilt: 13.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 44,959,444 km

• M1: 97,388 km (0.088 R)
• M2: 458,667 km (0.114 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.12 AU - 1.36 AU

Year: 590 Days

Day: 46.6 Hours

Environment

Temp: -66 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 2.13 AU - 2.35 AU

Year: 1433 Days

Day: 31.8 Hours

Environment

Temp: -125 °C

Axial Tilt: 19.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,959,444 km

• M1: 1,664,276 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 955.5

Radius: 14.3

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 4.73 AU - 5.39 AU

Year: 4866 Days

Day: 5.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 44,959,444 km

• M1: 244,593 km (0.079 R)
• M2: 340,634 km (0.112 R)
• M3: 591,360 km (0.098 R)
• M4: 1,097,450 km (0.093 R)
• M5: 1,299,108 km (0.072 R)
• M6: 1,463,067 km (0.117 R)
• M7: 1,582,147 km (0.032 R)
• M8: 1,794,277 km (0.098 R)
• M9: 2,467,318 km (0.054 R)
• M10: 2,631,875 km (0.064 R)
• M11: 2,757,687 km (0.115 R)
• M12: 3,326,608 km (0.088 R)
• M13: 3,417,414 km (0.056 R)
• M14: 4,125,311 km (0.065 R)
• M15: 4,247,832 km (0.115 R)
• M16: 4,396,382 km (0.111 R)
• M17: 4,521,596 km (0.109 R)
• M18: 4,852,656 km (0.112 R)
• M19: 5,244,602 km (0.103 R)
• M20: 5,783,454 km (0.119 R)
• M21: 5,893,259 km (0.058 R)
• M22: 6,596,219 km (0.102 R)
• M23: 6,711,110 km (0.12 R)
• M24: 7,001,480 km (0.115 R)
• M25: 7,236,797 km (0.072 R)
• M26: 7,385,198 km (0.067 R)
• M27: 7,958,308 km (0.115 R)
• M28: 8,050,161 km (0.113 R)
• M29: 8,389,897 km (0.067 R)
• M30: 8,577,344 km (0.046 R)
• M31: 9,083,732 km (0.092 R)
• M32: 9,502,457 km (0.031 R)
• M33: 10,864,097 km (0.112 R)
• M34: 12,074,493 km (0.083 R)
• M35: 12,821,286 km (0.058 R)
• M36: 13,291,023 km (0.104 R)
• M37: 13,876,998 km (0.087 R)
• M38: 14,284,801 km (0.114 R)
• M39: 14,621,397 km (0.081 R)
• M40: 15,074,379 km (0.079 R)
• M41: 15,340,663 km (0.106 R)
• M42: 15,800,976 km (0.064 R)
• M43: 16,149,090 km (0.049 R)
• M44: 17,407,657 km (0.088 R)
• M45: 17,567,128 km (0.025 R)
• M46: 17,968,051 km (0.042 R)
• M47: 18,291,032 km (0.09 R)
• M48: 18,615,959 km (0.097 R)
• M49: 19,809,750 km (0.094 R)
• M50: 20,059,878 km (0.096 R)
• M51: 20,563,125 km (0.061 R)
• M52: 21,325,924 km (0.087 R)
• M53: 21,882,728 km (0.062 R)
• M54: 22,011,831 km (0.118 R)
• M55: 22,227,700 km (0.066 R)
• M56: 22,444,169 km (0.103 R)
• M57: 22,661,385 km (0.093 R)
• M58: 22,792,133 km (0.115 R)
• M59: 23,273,390 km (0.094 R)
• M60: 24,737,354 km (0.059 R)
• M61: 24,916,872 km (0.095 R)
• M62: 25,186,896 km (0.104 R)
• M63: 25,820,742 km (0.056 R)
• M64: 26,597,604 km (0.112 R)
• M65: 26,827,536 km (0.082 R)
• M66: 27,011,990 km (0.098 R)
• M67: 27,893,720 km (0.117 R)
• M68: 28,408,636 km (0.084 R)
• M69: 28,832,147 km (0.083 R)
• M70: 29,924,062 km (0.115 R)
• M71: 30,163,269 km (0.119 R)
• M72: 31,952,908 km (0.059 R)
• M73: 32,246,419 km (0.103 R)
• M74: 32,344,406 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 754.1

Radius: 10.1

Gravity: 7.39 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 7.39 AU - 7.47 AU

Year: 8658 Days

Day: 11.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 44,959,444 km

• M1: 136,882 km (0.114 R)
• M2: 292,314 km (0.102 R)
• M3: 641,924 km (0.1 R)
• M4: 735,722 km (0.111 R)
• M5: 1,256,323 km (0.096 R)
• M6: 1,480,121 km (0.058 R)
• M7: 1,761,216 km (0.095 R)
• M8: 1,874,013 km (0.103 R)
• M9: 2,154,808 km (0.075 R)
• M10: 2,474,199 km (0.113 R)
• M11: 3,185,387 km (0.08 R)
• M12: 3,464,238 km (0.1 R)
• M13: 3,693,123 km (0.119 R)
• M14: 4,846,971 km (0.086 R)
• M15: 4,974,578 km (0.084 R)
• M16: 5,298,457 km (0.056 R)
• M17: 5,898,794 km (0.077 R)
• M18: 6,555,977 km (0.052 R)
• M19: 6,661,743 km (0.03 R)
• M20: 8,470,680 km (0.109 R)
• M21: 8,974,825 km (0.117 R)
• M22: 9,131,903 km (0.077 R)
• M23: 9,210,741 km (0.09 R)
• M24: 9,729,098 km (0.109 R)
• M25: 9,809,731 km (0.104 R)
• M26: 10,216,039 km (0.09 R)
• M27: 10,421,287 km (0.077 R)
• M28: 10,877,560 km (0.113 R)
• M29: 11,213,557 km (0.099 R)
• M30: 12,328,959 km (0.074 R)
• M31: 12,460,007 km (0.109 R)
• M32: 14,022,108 km (0.118 R)
• M33: 14,113,213 km (0.064 R)
• M34: 14,250,244 km (0.07 R)
• M35: 14,664,032 km (0.112 R)
• M36: 15,035,334 km (0.089 R)
• M37: 15,128,533 km (0.084 R)
• M38: 17,229,037 km (0.085 R)
• M39: 17,965,956 km (0.061 R)
• M40: 18,263,506 km (0.051 R)
• M41: 20,340,523 km (0.082 R)
• M42: 20,754,461 km (0.111 R)
• M43: 20,910,491 km (0.08 R)
• M44: 21,960,070 km (0.104 R)
• M45: 22,491,292 km (0.11 R)
• M46: 23,512,297 km (0.105 R)
• M47: 24,219,596 km (0.096 R)
• M48: 25,099,680 km (0.07 R)
• M49: 27,802,166 km (0.109 R)
• M50: 28,146,540 km (0.112 R)
• M51: 29,479,308 km (0.094 R)
• M52: 29,830,414 km (0.076 R)
• M53: 31,129,522 km (0.1 R)
• M54: 31,427,371 km (0.079 R)
• M55: 31,606,440 km (0.104 R)
• M56: 31,726,118 km (0.117 R)
• M57: 31,965,774 km (0.101 R)
• M58: 32,447,030 km (0.104 R)
• M59: 32,688,481 km (0.087 R)
• M60: 33,477,460 km (0.081 R)
• M61: 34,641,930 km (0.091 R)
• M62: 35,012,484 km (0.082 R)
• M63: 35,136,201 km (0.07 R)
• M64: 35,260,218 km (0.061 R)
• M65: 36,507,416 km (0.087 R)
• M66: 38,596,999 km (0.034 R)
• M67: 39,237,726 km (0.093 R)
• M68: 39,946,820 km (0.117 R)
• M69: 40,270,400 km (0.057 R)
• M70: 40,400,102 km (0.113 R)
• M71: 40,529,953 km (0.08 R)
• M72: 40,725,028 km (0.089 R)
• M73: 41,836,092 km (0.108 R)
• M74: 41,967,439 km (0.069 R)
• M75: 42,824,784 km (0.107 R)
• M76: 42,890,906 km (0.103 R)
• M77: 43,288,687 km (0.097 R)
• M78: 43,355,109 km (0.046 R)
• M79: 43,821,106 km (0.095 R)
• M80: 44,154,859 km (0.099 R)
• M81: 44,422,489 km (0.062 R)
• M82: 44,825,057 km (0.098 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: 257 - 12,490 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit