🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.49 AU - 0.61 AU

Year: 153 Days

Day: 41.3 Hours

Environment

Temp: 201 °C

Axial Tilt: 48.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 33,367,997 km

• M1: 240,703 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.69 AU - 0.71 AU

Year: 219 Days

Day: 27.4 Hours

Environment

Temp: 154 °C

Axial Tilt: 22.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.3 AU - 2.04 AU

Year: 809 Days

Day: 20.1 Hours

Environment

Temp: -56 °C

Axial Tilt: 26.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.81 AU - 1.83 AU

Year: 920 Days

Day: 12.6 Hours

Environment

Temp: -56 °C

Axial Tilt: 36.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 33,367,997 km

• M1: 805,734 km (0.112 R)
• M2: 1,276,818 km (0.109 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 3.34 AU - 3.52 AU

Year: 2381 Days

Day: 29.2 Hours

Environment

Temp: -116 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,367,997 km

• M1: 1,024,596 km (0.062 R)

Asteroid Belt

Center: 4.14 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 162.3

Radius: 10.8

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 3.9 AU - 5.8 AU

Year: 4003 Days

Day: 12.4 Hours

Environment

Temp: -140 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 33,367,997 km

• M1: 141,669 km (0.081 R)
• M2: 252,671 km (0.089 R)
• M3: 380,876 km (0.098 R)
• M4: 544,237 km (0.061 R)
• M5: 670,049 km (0.106 R)
• M6: 891,753 km (0.086 R)
• M7: 980,165 km (0.081 R)
• M8: 1,156,691 km (0.113 R)
• M9: 1,595,461 km (0.037 R)
• M10: 1,782,758 km (0.103 R)
• M11: 1,873,414 km (0.058 R)
• M12: 2,276,580 km (0.115 R)
• M13: 2,400,447 km (0.065 R)
• M14: 2,733,003 km (0.091 R)
• M15: 2,998,989 km (0.097 R)
• M16: 3,343,363 km (0.103 R)
• M17: 3,442,097 km (0.087 R)
• M18: 3,685,942 km (0.101 R)
• M19: 3,817,438 km (0.054 R)
• M20: 4,085,069 km (0.114 R)
• M21: 4,175,576 km (0.098 R)
• M22: 4,282,239 km (0.105 R)
• M23: 4,576,049 km (0.048 R)
• M24: 4,733,277 km (0.11 R)
• M25: 4,828,570 km (0.116 R)
• M26: 4,940,470 km (0.071 R)
• M27: 5,037,260 km (0.117 R)
• M28: 5,580,150 km (0.101 R)
• M29: 5,731,543 km (0.114 R)
• M30: 5,850,174 km (0.075 R)
• M31: 5,935,445 km (0.091 R)
• M32: 6,107,183 km (0.12 R)
• M33: 6,298,070 km (0.099 R)
• M34: 6,526,207 km (0.064 R)
• M35: 7,027,061 km (0.109 R)
• M36: 7,099,616 km (0.093 R)
• M37: 7,227,073 km (0.047 R)
• M38: 7,337,028 km (0.089 R)
• M39: 7,577,282 km (0.053 R)
• M40: 7,951,875 km (0.108 R)
• M41: 8,141,415 km (0.074 R)
• M42: 8,641,371 km (0.107 R)
• M43: 8,836,447 km (0.037 R)
• M44: 8,914,836 km (0.108 R)
• M45: 8,993,375 km (0.092 R)
• M46: 9,151,351 km (0.119 R)
• M47: 9,250,534 km (0.058 R)
• M48: 9,812,723 km (0.113 R)
• M49: 9,975,336 km (0.095 R)
• M50: 10,385,982 km (0.106 R)
• M51: 10,489,503 km (0.105 R)
• M52: 10,697,594 km (0.091 R)
• M53: 11,012,198 km (0.11 R)
• M54: 11,138,908 km (0.071 R)
• M55: 11,266,216 km (0.048 R)
• M56: 11,650,682 km (0.119 R)
• M57: 11,974,562 km (0.044 R)
• M58: 12,213,918 km (0.114 R)
• M59: 12,301,283 km (0.097 R)
• M60: 12,808,121 km (0.093 R)
• M61: 12,985,993 km (0.074 R)
• M62: 13,187,052 km (0.105 R)
• M63: 13,933,246 km (0.11 R)
• M64: 14,461,477 km (0.079 R)
• M65: 14,832,778 km (0.05 R)
• M66: 14,972,802 km (0.098 R)
• M67: 15,113,274 km (0.059 R)
• M68: 15,608,443 km (0.059 R)
• M69: 15,822,368 km (0.069 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550.4

Radius: 11.3

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 4.71 AU - 5.09 AU

Year: 4065 Days

Day: 9.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 33,367,997 km

• M1: 157,975 km (0.043 R)
• M2: 412,292 km (0.077 R)
• M3: 600,486 km (0.041 R)
• M4: 1,003,353 km (0.065 R)
• M5: 1,280,109 km (0.111 R)
• M6: 1,359,845 km (0.045 R)
• M7: 1,524,701 km (0.12 R)
• M8: 1,595,461 km (0.103 R)
• M9: 1,755,232 km (0.03 R)
• M10: 2,059,364 km (0.084 R)
• M11: 2,446,823 km (0.098 R)
• M12: 2,547,203 km (0.099 R)
• M13: 2,769,805 km (0.106 R)
• M14: 2,874,822 km (0.06 R)
• M15: 3,457,057 km (0.047 R)
• M16: 3,532,305 km (0.103 R)
• M17: 3,684,745 km (0.075 R)
• M18: 3,839,429 km (0.052 R)
• M19: 3,917,669 km (0.103 R)
• M20: 4,095,391 km (0.115 R)
• M21: 4,357,038 km (0.106 R)
• M22: 4,812,264 km (0.081 R)
• M23: 5,088,422 km (0.093 R)
• M24: 6,336,966 km (0.061 R)
• M25: 6,453,054 km (0.113 R)
• M26: 6,947,774 km (0.118 R)
• M27: 7,019,431 km (0.05 R)
• M28: 7,091,388 km (0.107 R)
• M29: 7,211,964 km (0.055 R)
• M30: 7,626,649 km (0.063 R)
• M31: 7,998,998 km (0.105 R)
• M32: 8,200,058 km (0.111 R)
• M33: 8,479,357 km (0.1 R)
• M34: 8,684,306 km (0.112 R)
• M35: 8,891,050 km (0.071 R)
• M36: 9,099,440 km (0.051 R)
• M37: 9,282,997 km (0.081 R)
• M38: 9,467,900 km (0.114 R)
• M39: 9,948,857 km (0.03 R)
• M40: 10,056,866 km (0.07 R)
• M41: 10,274,083 km (0.043 R)
• M42: 10,383,139 km (0.034 R)
• M43: 10,602,599 km (0.083 R)
• M44: 10,990,507 km (0.093 R)
• M45: 12,181,755 km (0.1 R)
• M46: 12,384,310 km (0.079 R)
• M47: 12,792,712 km (0.045 R)
• M48: 13,087,121 km (0.093 R)
• M49: 13,294,613 km (0.084 R)
• M50: 13,562,992 km (0.05 R)
• M51: 13,772,878 km (0.063 R)
• M52: 13,953,741 km (0.076 R)
• M53: 14,378,749 km (0.101 R)
• M54: 14,470,303 km (0.097 R)
• M55: 15,179,247 km (0.085 R)
• M56: 15,994,406 km (0.073 R)
• M57: 16,503,039 km (0.059 R)
• M58: 16,663,108 km (0.046 R)
• M59: 17,178,772 km (0.088 R)
• M60: 17,471,087 km (0.114 R)
• M61: 17,765,046 km (0.038 R)
• M62: 18,391,113 km (0.113 R)
• M63: 18,723,669 km (0.094 R)
• M64: 19,259,679 km (0.111 R)
• M65: 20,107,300 km (0.12 R)
• M66: 20,415,472 km (0.069 R)
• M67: 20,863,218 km (0.117 R)
• M68: 21,244,842 km (0.109 R)
• M69: 22,014,673 km (0.099 R)
• M70: 22,615,907 km (0.115 R)
• M71: 23,330,087 km (0.063 R)
• M72: 24,051,747 km (0.108 R)
• M73: 24,269,711 km (0.03 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 826.2

Radius: 12.8

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 5.12 AU - 6.56 AU

Year: 5289 Days

Day: 5.8 Hours

Environment

Temp: -157 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 33,367,997 km

• M1: 214,224 km (0.112 R)
• M2: 323,131 km (0.041 R)
• M3: 761,154 km (0.117 R)
• M4: 1,131,558 km (0.06 R)
• M5: 1,256,921 km (0.111 R)
• M6: 1,420,581 km (0.098 R)
• M7: 1,574,368 km (0.052 R)
• M8: 1,806,394 km (0.11 R)
• M9: 1,936,245 km (0.072 R)
• M10: 2,069,238 km (0.059 R)
• M11: 2,244,866 km (0.094 R)
• M12: 2,486,915 km (0.082 R)
• M13: 2,653,118 km (0.093 R)
• M14: 2,887,837 km (0.048 R)
• M15: 2,996,745 km (0.119 R)
• M16: 3,894,182 km (0.117 R)
• M17: 4,335,197 km (0.113 R)
• M18: 5,372,209 km (0.117 R)
• M19: 5,480,069 km (0.025 R)
• M20: 5,588,677 km (0.117 R)
• M21: 6,713,952 km (0.048 R)
• M22: 7,422,149 km (0.083 R)
• M23: 7,572,644 km (0.109 R)
• M24: 7,876,926 km (0.07 R)
• M25: 8,123,314 km (0.03 R)
• M26: 8,216,214 km (0.068 R)
• M27: 9,005,343 km (0.071 R)
• M28: 9,198,324 km (0.108 R)
• M29: 9,523,101 km (0.091 R)
• M30: 9,653,999 km (0.117 R)
• M31: 10,017,223 km (0.057 R)
• M32: 10,757,284 km (0.061 R)
• M33: 11,030,749 km (0.096 R)
• M34: 11,168,379 km (0.091 R)
• M35: 11,654,572 km (0.096 R)
• M36: 12,361,122 km (0.083 R)
• M37: 12,827,868 km (0.107 R)
• M38: 13,263,946 km (0.114 R)
• M39: 13,667,860 km (0.116 R)
• M40: 13,778,712 km (0.113 R)
• M41: 14,001,314 km (0.115 R)
• M42: 14,563,203 km (0.095 R)
• M43: 14,865,989 km (0.105 R)
• M44: 15,209,017 km (0.102 R)
• M45: 15,362,355 km (0.093 R)
• M46: 15,477,695 km (0.1 R)
• M47: 15,941,747 km (0.081 R)
• M48: 16,214,764 km (0.085 R)
• M49: 16,528,470 km (0.068 R)
• M50: 16,765,134 km (0.116 R)
• M51: 17,241,903 km (0.091 R)
• M52: 17,642,526 km (0.119 R)
• M53: 18,494,037 km (0.082 R)
• M54: 19,483,477 km (0.115 R)
• M55: 21,384,716 km (0.063 R)
• M56: 21,470,586 km (0.099 R)
• M57: 21,642,773 km (0.12 R)
• M58: 22,684,872 km (0.059 R)
• M59: 22,772,536 km (0.112 R)
• M60: 23,035,978 km (0.077 R)
• M61: 23,521,572 km (0.025 R)
• M62: 23,654,715 km (0.096 R)
• M63: 23,743,426 km (0.094 R)
• M64: 23,966,028 km (0.11 R)
• M65: 25,543,388 km (0.095 R)
• M66: 26,000,110 km (0.118 R)
• M67: 27,247,008 km (0.063 R)
• M68: 28,183,192 km (0.05 R)
• M69: 28,371,685 km (0.075 R)
• M70: 29,559,342 km (0.072 R)
• M71: 29,894,741 km (0.119 R)
• M72: 30,424,467 km (0.077 R)
• M73: 31,005,954 km (0.091 R)
• M74: 31,297,969 km (0.108 R)
• M75: 32,574,188 km (0.11 R)
• M76: 32,673,073 km (0.118 R)
• M77: 32,970,324 km (0.053 R)
• M78: 33,119,173 km (0.083 R)
• M79: 33,367,955 km (0.062 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: 233 - 17,754 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit