🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.44 AU - 0.56 AU

Year: 127 Days

Day: 13.4 Hours

Environment

Temp: 200 °C

Axial Tilt: 22.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 80,513,335 km

• M1: 44,730 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.62 AU - 0.8 AU

Year: 215 Days

Day: 36.3 Hours

Environment

Temp: 189 °C

Axial Tilt: 34.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.85 AU - 1.35 AU

Year: 415 Days

Day: 12.6 Hours

Environment

Temp: 26 °C

Axial Tilt: 25.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 80,513,335 km

• M1: 594,352 km (0.093 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.29

Radius: 1.11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.89 AU - 1.39 AU

Year: 438 Days

Day: 18.1 Hours

Environment

Temp: 9 °C

Axial Tilt: 11.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.97 AU - 1.49 AU

Year: 491 Days

Day: 20 Hours

Environment

Temp: -3 °C

Axial Tilt: 23.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 2.73 AU - 3.27 AU

Year: 1870 Days

Day: 24.9 Hours

Environment

Temp: -99 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 3.98 AU - 5.22 AU

Year: 3551 Days

Day: 45.4 Hours

Environment

Temp: -125 °C

Axial Tilt: 25.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 3.98 AU - 5.7 AU

Year: 3832 Days

Day: 29.2 Hours

Environment

Temp: -136 °C

Axial Tilt: 5.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.57 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 6.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 846.5

Radius: 9.6

Gravity: 9.19 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 4.8 AU - 7.8 AU

Year: 5691 Days

Day: 13.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 80,513,335 km

• M1: 120,426 km (0.083 R)
• M2: 184,005 km (0.098 R)
• M3: 489,634 km (0.096 R)
• M4: 716,275 km (0.061 R)
• M5: 813,812 km (0.102 R)
• M6: 1,546,393 km (0.108 R)
• M7: 1,656,647 km (0.118 R)
• M8: 1,826,889 km (0.061 R)
• M9: 2,083,300 km (0.097 R)
• M10: 2,351,379 km (0.066 R)
• M11: 2,457,444 km (0.117 R)
• M12: 2,674,511 km (0.082 R)
• M13: 2,785,512 km (0.051 R)
• M14: 2,966,227 km (0.096 R)
• M15: 3,127,493 km (0.103 R)
• M16: 3,197,654 km (0.096 R)
• M17: 3,339,324 km (0.063 R)
• M18: 3,483,087 km (0.075 R)
• M19: 4,232,722 km (0.115 R)
• M20: 4,786,533 km (0.048 R)
• M21: 4,894,693 km (0.108 R)
• M22: 5,058,353 km (0.081 R)
• M23: 5,196,282 km (0.1 R)
• M24: 5,363,383 km (0.098 R)
• M25: 5,702,820 km (0.106 R)
• M26: 6,343,249 km (0.087 R)
• M27: 6,641,996 km (0.029 R)
• M28: 6,884,344 km (0.097 R)
• M29: 7,006,566 km (0.092 R)
• M30: 7,253,253 km (0.1 R)
• M31: 7,440,101 km (0.115 R)
• M32: 7,628,743 km (0.056 R)
• M33: 8,365,962 km (0.097 R)
• M34: 8,431,186 km (0.118 R)
• M35: 8,529,173 km (0.06 R)
• M36: 8,925,458 km (0.065 R)
• M37: 9,293,917 km (0.076 R)
• M38: 10,150,066 km (0.048 R)
• M39: 10,781,967 km (0.065 R)
• M40: 11,031,197 km (0.095 R)
• M41: 11,102,705 km (0.055 R)
• M42: 11,174,363 km (0.06 R)
• M43: 11,498,990 km (0.05 R)
• M44: 12,566,072 km (0.114 R)
• M45: 13,396,489 km (0.089 R)
• M46: 13,818,355 km (0.074 R)
• M47: 14,322,650 km (0.118 R)
• M48: 14,714,596 km (0.039 R)
• M49: 14,951,410 km (0.068 R)
• M50: 15,629,537 km (0.077 R)
• M51: 15,709,871 km (0.116 R)
• M52: 15,790,504 km (0.088 R)
• M53: 16,195,465 km (0.084 R)
• M54: 17,181,166 km (0.077 R)
• M55: 17,264,193 km (0.056 R)
• M56: 17,472,283 km (0.098 R)
• M57: 17,723,309 km (0.044 R)
• M58: 18,398,145 km (0.047 R)
• M59: 18,781,414 km (0.09 R)
• M60: 19,642,649 km (0.071 R)
• M61: 21,002,943 km (0.111 R)
• M62: 21,091,654 km (0.092 R)
• M63: 21,941,520 km (0.116 R)
• M64: 22,257,470 km (0.097 R)
• M65: 22,985,264 km (0.082 R)
• M66: 23,674,761 km (0.106 R)
• M67: 24,651,336 km (0.109 R)
• M68: 24,885,755 km (0.116 R)
• M69: 25,309,566 km (0.108 R)
• M70: 25,498,807 km (0.117 R)
• M71: 26,116,796 km (0.109 R)
• M72: 26,595,509 km (0.041 R)
• M73: 26,932,404 km (0.081 R)
• M74: 27,659,001 km (0.036 R)
• M75: 27,951,465 km (0.031 R)
• M76: 29,329,859 km (0.1 R)
• M77: 29,578,341 km (0.038 R)
• M78: 29,777,606 km (0.094 R)
• M79: 30,378,092 km (0.096 R)
• M80: 30,629,416 km (0.077 R)
• M81: 30,932,053 km (0.045 R)
• M82: 31,641,894 km (0.088 R)
• M83: 31,794,634 km (0.087 R)
• M84: 32,922,901 km (0.113 R)
• M85: 33,232,718 km (0.104 R)
• M86: 33,491,822 km (0.086 R)
• M87: 34,168,453 km (0.082 R)

Planet 10 - Ice Giant

Semi-Major Axis: 20 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 313.3

Radius: 7.2

Gravity: 6.04 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 16.66 AU - 23.34 AU

Year: 32190 Days

Day: 18.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 80,513,335 km

• M1: 102,774 km (0.102 R)
• M2: 169,943 km (0.026 R)
• M3: 466,297 km (0.112 R)
• M4: 593,754 km (0.114 R)
• M5: 857,196 km (0.108 R)
• M6: 1,155,344 km (0.06 R)
• M7: 1,331,122 km (0.113 R)
• M8: 1,515,576 km (0.114 R)
• M9: 1,875,359 km (0.085 R)
• M10: 1,943,576 km (0.097 R)
• M11: 2,370,528 km (0.105 R)
• M12: 2,594,775 km (0.052 R)
• M13: 2,825,904 km (0.068 R)
• M14: 3,104,006 km (0.077 R)
• M15: 3,558,784 km (0.045 R)
• M16: 4,257,406 km (0.027 R)
• M17: 4,347,613 km (0.077 R)
• M18: 5,092,611 km (0.115 R)
• M19: 5,188,503 km (0.088 R)
• M20: 5,528,838 km (0.036 R)
• M21: 6,961,537 km (0.108 R)
• M22: 7,121,607 km (0.062 R)
• M23: 7,336,878 km (0.087 R)
• M24: 7,554,244 km (0.089 R)
• M25: 7,884,406 km (0.032 R)
• M26: 7,939,907 km (0.078 R)
• M27: 8,902,868 km (0.066 R)
• M28: 10,936,801 km (0.068 R)
• M29: 10,998,735 km (0.077 R)
• M30: 11,060,668 km (0.07 R)
• M31: 11,498,242 km (0.104 R)
• M32: 11,624,353 km (0.111 R)
• M33: 11,687,483 km (0.053 R)
• M34: 12,069,257 km (0.11 R)
• M35: 13,304,487 km (0.08 R)
• M36: 13,436,881 km (0.089 R)
• M37: 14,105,284 km (0.066 R)
• M38: 14,716,092 km (0.113 R)
• M39: 15,197,199 km (0.078 R)
• M40: 15,266,313 km (0.086 R)
• M41: 17,606,024 km (0.088 R)
• M42: 20,130,937 km (0.086 R)
• M43: 20,818,040 km (0.04 R)
• M44: 21,357,789 km (0.107 R)
• M45: 21,435,131 km (0.048 R)
• M46: 22,450,900 km (0.111 R)
• M47: 23,163,286 km (0.043 R)
• M48: 23,802,667 km (0.089 R)
• M49: 24,366,950 km (0.102 R)
• M50: 26,584,439 km (0.077 R)
• M51: 27,928,576 km (0.078 R)
• M52: 28,865,508 km (0.094 R)
• M53: 29,726,144 km (0.105 R)
• M54: 31,384,586 km (0.103 R)
• M55: 31,472,699 km (0.108 R)
• M56: 33,072,798 km (0.098 R)
• M57: 33,702,156 km (0.083 R)
• M58: 34,426,360 km (0.118 R)
• M59: 35,797,873 km (0.104 R)
• M60: 36,074,330 km (0.104 R)
• M61: 36,814,989 km (0.105 R)
• M62: 37,841,529 km (0.079 R)
• M63: 38,217,170 km (0.059 R)
• M64: 38,688,403 km (0.082 R)
• M65: 38,782,949 km (0.072 R)
• M66: 41,266,573 km (0.094 R)
• M67: 42,332,607 km (0.074 R)
• M68: 43,702,624 km (0.061 R)
• M69: 44,888,487 km (0.112 R)
• M70: 46,385,513 km (0.081 R)
• M71: 48,203,575 km (0.057 R)
• M72: 49,121,358 km (0.11 R)
• M73: 50,457,118 km (0.063 R)
• M74: 52,117,505 km (0.119 R)
• M75: 53,690,377 km (0.078 R)
• M76: 55,918,338 km (0.107 R)
• M77: 56,132,113 km (0.067 R)
• M78: 56,346,188 km (0.081 R)
• M79: 56,989,907 km (0.031 R)
• M80: 59,371,057 km (0.054 R)
• M81: 62,116,177 km (0.057 R)
• M82: 62,226,880 km (0.115 R)
• M83: 63,448,496 km (0.077 R)
• M84: 63,782,997 km (0.084 R)
• M85: 66,141,258 km (0.09 R)
• M86: 67,387,857 km (0.091 R)
• M87: 68,413,500 km (0.077 R)
• M88: 70,595,834 km (0.11 R)
• M89: 72,917,593 km (0.093 R)
• M90: 73,853,178 km (0.106 R)
• M91: 74,557,634 km (0.059 R)
• M92: 76,209,793 km (0.089 R)
• M93: 77,516,381 km (0.079 R)
• M94: 78,950,127 km (0.09 R)
• M95: 79,310,059 km (0.053 R)
• M96: 79,670,291 km (0.103 R)

Kuiper Belt

Range: 30.5 - 54.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 404 - 18,603 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit