🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.48 AU - 0.76 AU

Year: 182 Days

Day: 16.8 Hours

Environment

Temp: 150 °C

Axial Tilt: 17.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 27,100,978 km

• M1: 380,278 km (0.099 R)
• M2: 510,877 km (0.081 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.59 AU - 0.69 AU

Year: 191 Days

Day: 35.8 Hours

Environment

Temp: 194 °C

Axial Tilt: 19.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.51 AU - 0.81 AU

Year: 200 Days

Day: 13.8 Hours

Environment

Temp: 191 °C

Axial Tilt: 15.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.63 AU - 0.83 AU

Year: 233 Days

Day: 40.4 Hours

Environment

Temp: 109 °C

Axial Tilt: 4.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.47 AU - 1.61 AU

Year: 712 Days

Day: 27.4 Hours

Environment

Temp: -47 °C

Axial Tilt: 18.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.63 AU - 2.65 AU

Year: 1167 Days

Day: 20.7 Hours

Environment

Temp: -84 °C

Axial Tilt: 11 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 3.07 AU - 4.57 AU

Year: 2783 Days

Day: 43.3 Hours

Environment

Temp: -121 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606

Radius: 11

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 4.15 AU - 6.19 AU

Year: 4382 Days

Day: 15 Hours

Environment

Temp: -138 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 27,100,978 km

• M1: 185,352 km (0.086 R)
• M2: 274,063 km (0.1 R)
• M3: 405,859 km (0.092 R)
• M4: 544,536 km (0.104 R)
• M5: 647,011 km (0.08 R)
• M6: 768,335 km (0.082 R)
• M7: 849,866 km (0.095 R)
• M8: 1,221,018 km (0.094 R)
• M9: 1,432,250 km (0.057 R)
• M10: 1,505,403 km (0.111 R)
• M11: 1,858,903 km (0.094 R)
• M12: 1,988,006 km (0.109 R)
• M13: 2,153,761 km (0.117 R)
• M14: 2,570,241 km (0.101 R)
• M15: 2,862,106 km (0.06 R)
• M16: 3,012,004 km (0.036 R)
• M17: 3,087,999 km (0.087 R)
• M18: 3,398,564 km (0.109 R)
• M19: 3,966,288 km (0.108 R)
• M20: 4,240,052 km (0.099 R)
• M21: 4,607,315 km (0.05 R)
• M22: 4,761,551 km (0.043 R)
• M23: 4,872,851 km (0.114 R)
• M24: 5,628,919 km (0.084 R)
• M25: 5,699,529 km (0.119 R)
• M26: 5,865,284 km (0.099 R)
• M27: 6,008,598 km (0.069 R)
• M28: 6,470,557 km (0.103 R)
• M29: 6,718,291 km (0.044 R)
• M30: 7,070,295 km (0.08 R)
• M31: 7,299,927 km (0.109 R)
• M32: 7,531,954 km (0.057 R)
• M33: 7,740,194 km (0.071 R)
• M34: 7,897,720 km (0.117 R)
• M35: 8,135,880 km (0.117 R)
• M36: 8,974,675 km (0.106 R)
• M37: 9,167,956 km (0.069 R)
• M38: 10,384,935 km (0.102 R)
• M39: 11,027,158 km (0.092 R)
• M40: 11,174,961 km (0.101 R)
• M41: 11,293,592 km (0.113 R)
• M42: 11,622,109 km (0.114 R)
• M43: 11,923,549 km (0.081 R)
• M44: 13,030,124 km (0.111 R)
• M45: 13,280,401 km (0.099 R)
• M46: 13,532,474 km (0.118 R)
• M47: 14,297,816 km (0.085 R)
• M48: 14,458,933 km (0.079 R)
• M49: 14,750,799 km (0.102 R)
• M50: 15,571,343 km (0.096 R)
• M51: 15,670,826 km (0.107 R)
• M52: 15,803,818 km (0.095 R)
• M53: 16,070,850 km (0.114 R)
• M54: 17,153,939 km (0.074 R)
• M55: 17,222,455 km (0.117 R)
• M56: 17,394,044 km (0.096 R)
• M57: 17,635,195 km (0.066 R)
• M58: 17,738,867 km (0.099 R)
• M59: 18,016,520 km (0.099 R)
• M60: 18,155,796 km (0.111 R)
• M61: 18,857,709 km (0.055 R)
• M62: 19,247,711 km (0.053 R)
• M63: 19,390,128 km (0.11 R)
• M64: 20,615,035 km (0.085 R)
• M65: 20,833,747 km (0.091 R)
• M66: 21,347,167 km (0.099 R)
• M67: 22,498,921 km (0.084 R)
• M68: 23,063,354 km (0.047 R)
• M69: 23,747,016 km (0.104 R)
• M70: 24,206,431 km (0.064 R)
• M71: 25,641,374 km (0.069 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504.6

Radius: 14.7

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 4.87 AU - 6.35 AU

Year: 4953 Days

Day: 14 Hours

Environment

Temp: -158 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 27,100,978 km

• M1: 189,690 km (0.106 R)
• M2: 558,748 km (0.086 R)
• M3: 660,175 km (0.06 R)
• M4: 861,684 km (0.041 R)
• M5: 1,021,305 km (0.058 R)
• M6: 1,232,537 km (0.073 R)
• M7: 1,358,199 km (0.081 R)
• M8: 1,488,499 km (0.05 R)
• M9: 2,170,366 km (0.052 R)
• M10: 2,359,607 km (0.117 R)
• M11: 2,536,432 km (0.095 R)
• M12: 2,717,894 km (0.102 R)
• M13: 2,847,595 km (0.108 R)
• M14: 3,074,835 km (0.106 R)
• M15: 3,171,325 km (0.069 R)
• M16: 3,427,138 km (0.112 R)
• M17: 4,278,350 km (0.116 R)
• M18: 4,452,033 km (0.115 R)
• M19: 4,896,488 km (0.038 R)
• M20: 5,147,214 km (0.075 R)
• M21: 5,519,413 km (0.09 R)
• M22: 5,708,804 km (0.12 R)
• M23: 5,804,397 km (0.081 R)
• M24: 6,192,005 km (0.077 R)
• M25: 6,613,123 km (0.044 R)
• M26: 6,713,653 km (0.11 R)
• M27: 7,094,978 km (0.094 R)
• M28: 7,719,998 km (0.107 R)
• M29: 8,146,651 km (0.101 R)
• M30: 8,254,511 km (0.114 R)
• M31: 8,362,820 km (0.088 R)
• M32: 8,663,213 km (0.118 R)
• M33: 8,800,992 km (0.058 R)
• M34: 9,842,942 km (0.117 R)
• M35: 10,422,484 km (0.116 R)
• M36: 10,627,882 km (0.105 R)
• M37: 10,834,775 km (0.099 R)
• M38: 11,013,096 km (0.094 R)
• M39: 11,222,383 km (0.104 R)
• M40: 11,766,770 km (0.072 R)
• M41: 12,975,820 km (0.052 R)
• M42: 13,932,648 km (0.098 R)
• M43: 14,126,677 km (0.066 R)
• M44: 14,289,140 km (0.094 R)
• M45: 14,813,181 km (0.108 R)
• M46: 15,011,398 km (0.118 R)
• M47: 15,310,295 km (0.081 R)
• M48: 15,745,475 km (0.06 R)
• M49: 17,527,036 km (0.064 R)
• M50: 17,631,755 km (0.059 R)
• M51: 18,512,587 km (0.087 R)
• M52: 18,904,683 km (0.1 R)
• M53: 19,227,665 km (0.061 R)
• M54: 19,443,834 km (0.119 R)
• M55: 20,537,394 km (0.054 R)
• M56: 20,684,748 km (0.096 R)
• M57: 20,832,401 km (0.078 R)
• M58: 21,650,851 km (0.058 R)
• M59: 21,838,447 km (0.055 R)
• M60: 21,988,793 km (0.118 R)
• M61: 22,442,074 km (0.104 R)
• M62: 22,593,766 km (0.062 R)
• M63: 23,204,275 km (0.064 R)
• M64: 23,434,656 km (0.095 R)
• M65: 23,742,977 km (0.099 R)
• M66: 24,793,454 km (0.064 R)
• M67: 25,383,617 km (0.102 R)
• M68: 25,581,385 km (0.112 R)
• M69: 26,818,859 km (0.107 R)
• M70: 27,020,218 km (0.111 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 314 - 14,321 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit