🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.5 AU - 0.66 AU

Year: 161 Days

Day: 25 Hours

Environment

Temp: 183 °C

Axial Tilt: 49.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.6 AU - 0.8 AU

Year: 214 Days

Day: 38.6 Hours

Environment

Temp: 142 °C

Axial Tilt: 13.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 90,354,485 km

• M1: 169,195 km (0.027 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.83 AU - 1.05 AU

Year: 333 Days

Day: 47.2 Hours

Environment

Temp: 121 °C

Axial Tilt: 17.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 90,354,485 km

• M1: 171,290 km (0.068 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.77 AU - 1.27 AU

Year: 376 Days

Day: 28 Hours

Environment

Temp: 13 °C

Axial Tilt: 6.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 90,354,485 km

• M1: 674,686 km (0.086 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.79 AU - 2.99 AU

Year: 1350 Days

Day: 25.8 Hours

Environment

Temp: -85 °C

Axial Tilt: 18.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 3.07 AU - 4.03 AU

Year: 2443 Days

Day: 37.1 Hours

Environment

Temp: -109 °C

Axial Tilt: 22.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.7 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 11.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 123.7

Radius: 8.8

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 9.89 AU - 13.81 AU

Year: 14899 Days

Day: 14.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 90,354,485 km

• M1: 110,553 km (0.088 R)
• M2: 265,686 km (0.102 R)
• M3: 412,741 km (0.08 R)
• M4: 576,401 km (0.063 R)
• M5: 790,176 km (0.118 R)
• M6: 1,108,670 km (0.111 R)
• M7: 1,257,221 km (0.102 R)
• M8: 1,555,818 km (0.071 R)
• M9: 1,741,918 km (0.117 R)
• M10: 1,955,095 km (0.102 R)
• M11: 2,822,613 km (0.108 R)
• M12: 3,284,571 km (0.036 R)
• M13: 3,770,016 km (0.115 R)
• M14: 3,844,815 km (0.081 R)
• M15: 4,021,191 km (0.034 R)
• M16: 4,148,947 km (0.076 R)
• M17: 4,780,550 km (0.059 R)
• M18: 5,413,797 km (0.087 R)
• M19: 6,249,750 km (0.074 R)
• M20: 6,427,772 km (0.11 R)
• M21: 6,910,524 km (0.06 R)
• M22: 7,436,361 km (0.07 R)
• M23: 7,593,438 km (0.1 R)
• M24: 8,007,076 km (0.073 R)
• M25: 8,071,404 km (0.108 R)
• M26: 8,265,282 km (0.066 R)
• M27: 8,395,433 km (0.077 R)
• M28: 8,756,861 km (0.069 R)
• M29: 8,989,486 km (0.102 R)
• M30: 9,123,376 km (0.058 R)
• M31: 9,528,936 km (0.107 R)
• M32: 10,079,007 km (0.045 R)
• M33: 10,148,420 km (0.105 R)
• M34: 11,173,615 km (0.107 R)
• M35: 11,389,933 km (0.067 R)
• M36: 11,498,541 km (0.113 R)
• M37: 11,753,306 km (0.117 R)
• M38: 12,678,719 km (0.084 R)
• M39: 13,055,406 km (0.096 R)
• M40: 13,781,255 km (0.099 R)
• M41: 14,324,445 km (0.03 R)
• M42: 14,520,119 km (0.105 R)
• M43: 14,874,666 km (0.101 R)
• M44: 15,713,012 km (0.074 R)
• M45: 16,076,984 km (0.113 R)
• M46: 16,198,906 km (0.051 R)
• M47: 17,143,916 km (0.103 R)
• M48: 17,226,943 km (0.06 R)
• M49: 17,351,707 km (0.074 R)
• M50: 17,644,171 km (0.116 R)
• M51: 17,727,946 km (0.057 R)
• M52: 17,980,168 km (0.057 R)
• M53: 18,403,380 km (0.12 R)
• M54: 19,216,295 km (0.119 R)
• M55: 19,648,932 km (0.109 R)
• M56: 20,567,912 km (0.077 R)
• M57: 21,188,294 km (0.087 R)
• M58: 21,949,748 km (0.098 R)
• M59: 23,361,503 km (0.112 R)
• M60: 24,194,613 km (0.086 R)
• M61: 24,381,162 km (0.111 R)
• M62: 25,178,967 km (0.099 R)
• M63: 25,415,182 km (0.1 R)
• M64: 25,557,300 km (0.115 R)
• M65: 25,842,434 km (0.097 R)
• M66: 27,380,300 km (0.113 R)
• M67: 27,526,008 km (0.067 R)
• M68: 28,700,950 km (0.1 R)
• M69: 28,799,535 km (0.109 R)
• M70: 29,443,554 km (0.111 R)
• M71: 29,892,198 km (0.086 R)
• M72: 30,292,821 km (0.111 R)
• M73: 30,644,825 km (0.103 R)
• M74: 31,048,888 km (0.101 R)
• M75: 31,200,880 km (0.056 R)
• M76: 32,168,928 km (0.083 R)
• M77: 32,322,714 km (0.099 R)
• M78: 33,250,371 km (0.039 R)
• M79: 34,396,141 km (0.094 R)
• M80: 34,658,386 km (0.09 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 949.4

Radius: 5.2

Gravity: 35.11 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 14.35 AU - 19.29 AU

Year: 25196 Days

Day: 16.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 90,354,485 km

• M1: 67,768 km (0.114 R)
• M2: 110,702 km (0.044 R)
• M3: 194,627 km (0.086 R)
• M4: 246,388 km (0.107 R)
• M5: 409,599 km (0.099 R)
• M6: 1,271,283 km (0.038 R)
• M7: 1,340,247 km (0.081 R)
• M8: 2,015,083 km (0.042 R)
• M9: 2,734,649 km (0.101 R)
• M10: 3,006,169 km (0.1 R)
• M11: 3,052,245 km (0.116 R)
• M12: 3,525,872 km (0.057 R)
• M13: 4,487,637 km (0.107 R)
• M14: 4,540,295 km (0.079 R)
• M15: 5,638,194 km (0.059 R)
• M16: 7,118,914 km (0.053 R)
• M17: 7,616,776 km (0.076 R)
• M18: 7,997,502 km (0.112 R)
• M19: 10,972,705 km (0.035 R)
• M20: 12,426,048 km (0.093 R)
• M21: 13,099,538 km (0.09 R)
• M22: 13,555,063 km (0.068 R)
• M23: 13,631,508 km (0.117 R)
• M24: 13,861,589 km (0.032 R)
• M25: 14,015,825 km (0.095 R)
• M26: 18,471,597 km (0.039 R)
• M27: 18,811,483 km (0.07 R)
• M28: 19,153,315 km (0.098 R)
• M29: 19,325,053 km (0.071 R)
• M30: 19,843,260 km (0.073 R)
• M31: 19,930,027 km (0.117 R)
• M32: 20,629,098 km (0.117 R)
• M33: 20,805,025 km (0.113 R)
• M34: 21,782,048 km (0.092 R)
• M35: 21,961,267 km (0.102 R)
• M36: 23,964,980 km (0.114 R)
• M37: 24,521,485 km (0.118 R)
• M38: 24,801,382 km (0.085 R)
• M39: 28,046,160 km (0.102 R)
• M40: 28,828,856 km (0.076 R)
• M41: 29,420,516 km (0.12 R)
• M42: 34,088,119 km (0.09 R)
• M43: 34,192,089 km (0.098 R)
• M44: 34,713,588 km (0.114 R)
• M45: 35,132,761 km (0.092 R)
• M46: 37,467,834 km (0.115 R)
• M47: 37,682,507 km (0.076 R)
• M48: 39,306,242 km (0.069 R)
• M49: 39,524,356 km (0.113 R)
• M50: 39,962,079 km (0.084 R)
• M51: 40,731,760 km (0.078 R)
• M52: 42,174,183 km (0.061 R)
• M53: 42,845,578 km (0.118 R)
• M54: 43,746,157 km (0.072 R)
• M55: 44,312,236 km (0.073 R)
• M56: 44,425,631 km (0.078 R)
• M57: 44,766,864 km (0.102 R)
• M58: 44,994,701 km (0.082 R)
• M59: 48,225,267 km (0.076 R)
• M60: 48,341,954 km (0.1 R)
• M61: 50,104,516 km (0.113 R)
• M62: 50,222,698 km (0.029 R)
• M63: 50,459,511 km (0.077 R)
• M64: 53,329,696 km (0.039 R)
• M65: 53,450,422 km (0.113 R)
• M66: 54,541,140 km (0.106 R)
• M67: 56,252,390 km (0.106 R)
• M68: 56,621,298 km (0.114 R)
• M69: 58,727,337 km (0.088 R)
• M70: 60,229,449 km (0.097 R)
• M71: 60,355,111 km (0.084 R)
• M72: 60,732,846 km (0.095 R)
• M73: 61,870,837 km (0.077 R)
• M74: 64,295,968 km (0.074 R)
• M75: 64,681,781 km (0.089 R)
• M76: 65,714,305 km (0.115 R)
• M77: 68,319,253 km (0.069 R)
• M78: 68,844,342 km (0.077 R)
• M79: 70,030,503 km (0.028 R)
• M80: 70,162,748 km (0.102 R)
• M81: 72,690,653 km (0.116 R)
• M82: 73,898,506 km (0.062 R)
• M83: 74,842,468 km (0.114 R)
• M84: 74,977,555 km (0.093 R)
• M85: 81,005,452 km (0.109 R)
• M86: 85,627,278 km (0.084 R)
• M87: 86,193,356 km (0.065 R)
• M88: 86,618,663 km (0.083 R)
• M89: 87,471,371 km (0.074 R)
• M90: 91,487,475 km (0.1 R)
• M91: 92,355,891 km (0.099 R)
• M92: 93,081,590 km (0.057 R)
• M93: 93,226,999 km (0.078 R)
• M94: 95,563,269 km (0.065 R)
• M95: 96,003,536 km (0.058 R)
• M96: 96,738,660 km (0.112 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 72.6

Radius: 4.2

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 13.98 AU - 20.16 AU

Year: 25760 Days

Day: 24.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 90,354,485 km

• M1: 59,241 km (0.1 R)
• M2: 331,060 km (0.061 R)
• M3: 725,400 km (0.111 R)
• M4: 1,051,972 km (0.098 R)
• M5: 1,220,868 km (0.115 R)
• M6: 1,259,614 km (0.106 R)
• M7: 1,338,452 km (0.103 R)
• M8: 1,563,298 km (0.075 R)
• M9: 1,605,484 km (0.095 R)
• M10: 2,451,760 km (0.061 R)
• M11: 2,575,178 km (0.058 R)
• M12: 2,957,700 km (0.076 R)
• M13: 3,357,874 km (0.098 R)
• M14: 3,690,131 km (0.056 R)
• M15: 3,718,255 km (0.059 R)
• M16: 4,535,508 km (0.052 R)
• M17: 4,871,355 km (0.058 R)
• M18: 5,152,001 km (0.078 R)
• M19: 5,246,697 km (0.056 R)
• M20: 5,502,210 km (0.097 R)
• M21: 5,631,462 km (0.027 R)
• M22: 5,794,374 km (0.115 R)
• M23: 6,598,014 km (0.058 R)
• M24: 6,700,937 km (0.052 R)
• M25: 7,082,861 km (0.087 R)
• M26: 7,188,178 km (0.081 R)
• M27: 7,365,002 km (0.118 R)
• M28: 7,579,077 km (0.046 R)
• M29: 7,650,734 km (0.112 R)
• M30: 7,867,502 km (0.083 R)
• M31: 8,123,015 km (0.088 R)
• M32: 8,307,170 km (0.094 R)
• M33: 8,455,421 km (0.085 R)
• M34: 8,717,068 km (0.061 R)
• M35: 8,754,617 km (0.107 R)
• M36: 9,095,401 km (0.087 R)
• M37: 9,286,587 km (0.092 R)
• M38: 10,863,049 km (0.1 R)
• M39: 11,025,213 km (0.04 R)
• M40: 11,188,275 km (0.041 R)
• M41: 11,351,935 km (0.084 R)
• M42: 11,516,493 km (0.118 R)
• M43: 11,640,510 km (0.074 R)
• M44: 12,775,658 km (0.057 R)
• M45: 12,946,798 km (0.085 R)
• M46: 13,205,004 km (0.1 R)
• M47: 13,901,831 km (0.112 R)
• M48: 14,033,776 km (0.085 R)
• M49: 15,285,312 km (0.115 R)
• M50: 15,924,394 km (0.081 R)
• M51: 16,293,602 km (0.067 R)
• M52: 16,339,977 km (0.047 R)
• M53: 16,665,502 km (0.108 R)
• M54: 16,899,323 km (0.106 R)
• M55: 17,181,465 km (0.11 R)
• M56: 17,417,680 km (0.111 R)
• M57: 18,229,099 km (0.071 R)
• M58: 18,325,290 km (0.106 R)
• M59: 19,542,718 km (0.046 R)
• M60: 21,239,906 km (0.042 R)
• M61: 21,391,897 km (0.108 R)
• M62: 21,544,188 km (0.071 R)
• M63: 21,747,940 km (0.111 R)
• M64: 21,798,953 km (0.077 R)
• M65: 23,139,649 km (0.077 R)
• M66: 23,662,344 km (0.088 R)
• M67: 24,136,120 km (0.099 R)
• M68: 24,666,295 km (0.114 R)
• M69: 24,879,323 km (0.089 R)
• M70: 26,333,713 km (0.034 R)
• M71: 28,092,835 km (0.104 R)
• M72: 28,315,436 km (0.059 R)
• M73: 28,930,433 km (0.118 R)
• M74: 29,549,768 km (0.111 R)
• M75: 31,031,086 km (0.096 R)
• M76: 32,012,748 km (0.114 R)
• M77: 32,770,162 km (0.109 R)
• M78: 34,481,112 km (0.097 R)
• M79: 34,838,651 km (0.085 R)
• M80: 34,898,490 km (0.071 R)
• M81: 35,257,525 km (0.037 R)
• M82: 35,798,322 km (0.064 R)
• M83: 36,402,398 km (0.054 R)
• M84: 40,787,710 km (0.098 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 542.3

Radius: 4.6

Gravity: 25.63 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 15.79 AU - 21.23 AU

Year: 29087 Days

Day: 20.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 90,354,485 km

• M1: 161,416 km (0.079 R)
• M2: 223,050 km (0.09 R)
• M3: 414,087 km (0.066 R)
• M4: 574,157 km (0.103 R)
• M5: 977,323 km (0.086 R)
• M6: 1,127,968 km (0.116 R)
• M7: 2,255,487 km (0.062 R)
• M8: 2,454,751 km (0.11 R)
• M9: 2,659,551 km (0.1 R)
• M10: 2,827,400 km (0.087 R)
• M11: 4,192,331 km (0.071 R)
• M12: 4,536,107 km (0.082 R)
• M13: 5,514,178 km (0.032 R)
• M14: 6,781,271 km (0.059 R)
• M15: 7,242,332 km (0.079 R)
• M16: 7,594,635 km (0.101 R)
• M17: 8,255,110 km (0.108 R)
• M18: 8,684,904 km (0.104 R)
• M19: 9,121,880 km (0.117 R)
• M20: 9,566,185 km (0.053 R)
• M21: 9,823,195 km (0.094 R)
• M22: 9,887,671 km (0.074 R)
• M23: 10,673,958 km (0.113 R)
• M24: 11,276,687 km (0.059 R)
• M25: 11,684,641 km (0.086 R)
• M26: 12,305,622 km (0.076 R)
• M27: 15,341,860 km (0.117 R)
• M28: 15,793,646 km (0.077 R)
• M29: 16,021,184 km (0.054 R)
• M30: 16,787,424 km (0.06 R)
• M31: 18,434,796 km (0.061 R)
• M32: 19,156,456 km (0.118 R)
• M33: 20,379,718 km (0.07 R)
• M34: 20,462,146 km (0.079 R)
• M35: 20,544,724 km (0.055 R)
• M36: 22,729,751 km (0.104 R)
• M37: 24,023,473 km (0.06 R)
• M38: 24,899,070 km (0.062 R)
• M39: 25,785,287 km (0.086 R)
• M40: 26,142,527 km (0.063 R)
• M41: 26,591,470 km (0.064 R)
• M42: 28,504,827 km (0.082 R)
• M43: 29,059,536 km (0.111 R)
• M44: 29,711,334 km (0.105 R)
• M45: 31,504,414 km (0.099 R)
• M46: 31,886,337 km (0.09 R)
• M47: 33,332,350 km (0.104 R)
• M48: 35,194,245 km (0.059 R)
• M49: 37,695,223 km (0.088 R)
• M50: 38,507,539 km (0.068 R)
• M51: 40,874,776 km (0.081 R)
• M52: 42,023,538 km (0.105 R)
• M53: 43,926,124 km (0.102 R)
• M54: 44,032,637 km (0.111 R)
• M55: 44,139,301 km (0.082 R)
• M56: 44,887,888 km (0.093 R)
• M57: 46,506,238 km (0.087 R)
• M58: 46,832,212 km (0.088 R)
• M59: 47,267,990 km (0.106 R)
• M60: 52,149,668 km (0.114 R)
• M61: 53,849,998 km (0.048 R)
• M62: 54,993,823 km (0.092 R)
• M63: 56,029,938 km (0.068 R)
• M64: 56,145,427 km (0.078 R)
• M65: 57,305,110 km (0.088 R)
• M66: 58,472,572 km (0.103 R)
• M67: 62,141,310 km (0.052 R)
• M68: 63,220,359 km (0.116 R)
• M69: 63,340,636 km (0.063 R)
• M70: 63,581,489 km (0.106 R)
• M71: 63,822,491 km (0.099 R)
• M72: 66,494,309 km (0.097 R)
• M73: 66,739,051 km (0.106 R)
• M74: 68,090,219 km (0.062 R)
• M75: 68,583,892 km (0.106 R)
• M76: 68,707,460 km (0.114 R)
• M77: 70,320,723 km (0.11 R)
• M78: 70,694,867 km (0.109 R)
• M79: 71,695,677 km (0.118 R)
• M80: 72,323,390 km (0.101 R)
• M81: 73,331,829 km (0.114 R)
• M82: 73,584,649 km (0.115 R)
• M83: 74,344,756 km (0.065 R)
• M84: 75,362,471 km (0.059 R)
• M85: 75,489,928 km (0.096 R)
• M86: 76,897,494 km (0.108 R)
• M87: 77,411,513 km (0.075 R)
• M88: 78,313,737 km (0.119 R)
• M89: 80,128,509 km (0.074 R)
• M90: 83,271,860 km (0.071 R)
• M91: 84,991,188 km (0.063 R)
• M92: 87,793,306 km (0.034 R)
• M93: 88,196,023 km (0.086 R)
• M94: 89,543,002 km (0.109 R)
• M95: 89,813,176 km (0.091 R)
• M96: 90,354,421 km (0.074 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 257 - 16,193 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit