🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.68 AU - 0.82 AU

Year: 240 Days

Day: 22.4 Hours

Environment

Temp: 142 °C

Axial Tilt: 18.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 42,416,731 km

• M1: 39,793 km (0.095 R)
• M2: 417,079 km (0.067 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.17 AU - 1.25 AU

Year: 491 Days

Day: 21.7 Hours

Environment

Temp: -11 °C

Axial Tilt: 23 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.23 AU - 1.41 AU

Year: 560 Days

Day: 34.2 Hours

Environment

Temp: -13 °C

Axial Tilt: 32.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 42,416,731 km

• M1: 905,067 km (0.112 R)
• M2: 1,090,718 km (0.081 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.73 AU - 1.81 AU

Year: 869 Days

Day: 46.1 Hours

Environment

Temp: -65 °C

Axial Tilt: 28.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 2.38 AU - 2.7 AU

Year: 1494 Days

Day: 33.8 Hours

Environment

Temp: -91 °C

Axial Tilt: 48.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.9 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.1

Radius: 14.8

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 8.83 AU - 9.67 AU

Year: 10380 Days

Day: 9.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 42,416,731 km

• M1: 192,532 km (0.083 R)
• M2: 300,243 km (0.112 R)
• M3: 450,589 km (0.079 R)
• M4: 661,522 km (0.095 R)
• M5: 923,916 km (0.102 R)
• M6: 1,024,297 km (0.11 R)
• M7: 1,621,342 km (0.111 R)
• M8: 2,042,759 km (0.107 R)
• M9: 2,623,199 km (0.103 R)
• M10: 2,900,104 km (0.044 R)
• M11: 3,645,700 km (0.108 R)
• M12: 4,003,987 km (0.101 R)
• M13: 5,067,927 km (0.115 R)
• M14: 5,226,800 km (0.103 R)
• M15: 6,130,820 km (0.087 R)
• M16: 6,385,884 km (0.109 R)
• M17: 6,731,455 km (0.088 R)
• M18: 7,743,784 km (0.099 R)
• M19: 9,091,661 km (0.11 R)
• M20: 9,220,764 km (0.095 R)
• M21: 9,415,540 km (0.096 R)
• M22: 10,074,818 km (0.05 R)
• M23: 10,613,071 km (0.112 R)
• M24: 11,577,529 km (0.048 R)
• M25: 11,928,785 km (0.114 R)
• M26: 12,822,333 km (0.105 R)
• M27: 13,076,350 km (0.059 R)
• M28: 13,185,856 km (0.102 R)
• M29: 13,295,511 km (0.085 R)
• M30: 14,673,756 km (0.029 R)
• M31: 15,015,886 km (0.11 R)
• M32: 15,130,478 km (0.115 R)
• M33: 15,824,463 km (0.041 R)
• M34: 16,528,770 km (0.119 R)
• M35: 16,964,249 km (0.105 R)
• M36: 17,524,044 km (0.066 R)
• M37: 18,130,514 km (0.119 R)
• M38: 18,293,426 km (0.083 R)
• M39: 19,156,606 km (0.083 R)
• M40: 19,614,076 km (0.029 R)
• M41: 19,949,026 km (0.105 R)
• M42: 20,965,394 km (0.106 R)
• M43: 24,789,115 km (0.042 R)
• M44: 25,060,635 km (0.085 R)
• M45: 26,617,949 km (0.09 R)
• M46: 28,206,529 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 689.2

Radius: 8.5

Gravity: 9.54 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 8.71 AU - 11.19 AU

Year: 11580 Days

Day: 5.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 42,416,731 km

• M1: 158,574 km (0.098 R)
• M2: 366,814 km (0.091 R)
• M3: 714,479 km (0.066 R)
• M4: 961,615 km (0.099 R)
• M5: 1,063,790 km (0.092 R)
• M6: 1,279,361 km (0.106 R)
• M7: 1,415,645 km (0.097 R)
• M8: 1,532,929 km (0.08 R)
• M9: 2,007,903 km (0.095 R)
• M10: 2,330,585 km (0.11 R)
• M11: 2,727,618 km (0.104 R)
• M12: 3,084,858 km (0.072 R)
• M13: 3,331,395 km (0.052 R)
• M14: 3,520,487 km (0.039 R)
• M15: 5,156,339 km (0.07 R)
• M16: 5,634,753 km (0.073 R)
• M17: 6,832,434 km (0.104 R)
• M18: 7,604,209 km (0.101 R)
• M19: 10,263,312 km (0.083 R)
• M20: 10,355,015 km (0.113 R)
• M21: 10,446,868 km (0.106 R)
• M22: 11,192,015 km (0.081 R)
• M23: 11,286,411 km (0.085 R)
• M24: 12,683,955 km (0.096 R)
• M25: 12,831,757 km (0.051 R)
• M26: 14,084,490 km (0.074 R)
• M27: 14,186,516 km (0.051 R)
• M28: 15,744,428 km (0.063 R)
• M29: 16,489,874 km (0.079 R)
• M30: 17,794,368 km (0.046 R)
• M31: 18,015,024 km (0.085 R)
• M32: 18,292,080 km (0.104 R)
• M33: 19,414,512 km (0.08 R)
• M34: 20,270,960 km (0.112 R)
• M35: 21,784,442 km (0.028 R)
• M36: 22,138,839 km (0.083 R)
• M37: 22,674,100 km (0.114 R)
• M38: 22,733,790 km (0.103 R)
• M39: 23,033,285 km (0.048 R)
• M40: 23,394,265 km (0.083 R)
• M41: 23,514,990 km (0.107 R)
• M42: 23,636,015 km (0.079 R)
• M43: 24,182,945 km (0.086 R)
• M44: 25,042,085 km (0.065 R)
• M45: 25,103,869 km (0.118 R)
• M46: 25,724,102 km (0.096 R)
• M47: 25,786,484 km (0.115 R)
• M48: 26,098,695 km (0.116 R)
• M49: 27,043,106 km (0.11 R)
• M50: 27,169,965 km (0.085 R)
• M51: 27,615,169 km (0.119 R)
• M52: 27,742,776 km (0.09 R)
• M53: 27,806,654 km (0.039 R)
• M54: 28,577,382 km (0.058 R)
• M55: 29,224,842 km (0.101 R)
• M56: 29,289,917 km (0.1 R)
• M57: 30,205,306 km (0.073 R)
• M58: 31,997,040 km (0.05 R)
• M59: 32,467,226 km (0.089 R)
• M60: 32,939,656 km (0.101 R)
• M61: 33,891,248 km (0.112 R)
• M62: 34,301,894 km (0.091 R)
• M63: 34,783,001 km (0.105 R)
• M64: 35,197,237 km (0.093 R)
• M65: 35,474,293 km (0.08 R)
• M66: 35,543,706 km (0.071 R)
• M67: 36,030,498 km (0.098 R)
• M68: 36,800,029 km (0.081 R)
• M69: 37,575,096 km (0.056 R)
• M70: 39,141,086 km (0.077 R)
• M71: 39,356,357 km (0.042 R)
• M72: 40,510,655 km (0.12 R)
• M73: 40,583,210 km (0.117 R)
• M74: 41,310,704 km (0.079 R)
• M75: 42,189,442 km (0.097 R)
• M76: 42,704,956 km (0.079 R)
• M77: 42,852,609 km (0.069 R)
• M78: 43,000,412 km (0.119 R)
• M79: 43,593,418 km (0.04 R)
• M80: 43,816,618 km (0.047 R)
• M81: 44,039,968 km (0.111 R)
• M82: 44,338,565 km (0.06 R)
• M83: 44,712,709 km (0.064 R)
• M84: 44,862,606 km (0.109 R)
• M85: 48,819,320 km (0.101 R)
• M86: 50,682,861 km (0.087 R)
• M87: 50,839,191 km (0.036 R)
• M88: 50,995,670 km (0.097 R)
• M89: 51,152,299 km (0.102 R)
• M90: 51,309,227 km (0.07 R)
• M91: 52,648,577 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 102.7

Radius: 6.9

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 13.2 AU - 16.86 AU

Year: 21499 Days

Day: 16.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (59)

Outer Limit: 42,416,731 km

• M1: 121,922 km (0.03 R)
• M2: 631,752 km (0.093 R)
• M3: 787,334 km (0.082 R)
• M4: 955,332 km (0.093 R)
• M5: 1,609,224 km (0.102 R)
• M6: 1,934,151 km (0.095 R)
• M7: 2,139,100 km (0.105 R)
• M8: 2,820,369 km (0.047 R)
• M9: 3,131,831 km (0.11 R)
• M10: 3,372,534 km (0.083 R)
• M11: 4,276,405 km (0.105 R)
• M12: 4,633,794 km (0.027 R)
• M13: 5,031,874 km (0.101 R)
• M14: 5,377,146 km (0.071 R)
• M15: 5,504,603 km (0.097 R)
• M16: 5,795,272 km (0.076 R)
• M17: 6,937,452 km (0.105 R)
• M18: 7,180,997 km (0.079 R)
• M19: 7,784,475 km (0.119 R)
• M20: 7,965,039 km (0.068 R)
• M21: 8,478,011 km (0.114 R)
• M22: 8,963,904 km (0.044 R)
• M23: 9,039,451 km (0.06 R)
• M24: 9,923,575 km (0.08 R)
• M25: 10,356,062 km (0.104 R)
• M26: 12,440,709 km (0.108 R)
• M27: 13,335,603 km (0.08 R)
• M28: 13,987,551 km (0.067 R)
• M29: 14,962,330 km (0.071 R)
• M30: 15,052,089 km (0.103 R)
• M31: 15,639,560 km (0.055 R)
• M32: 16,465,340 km (0.062 R)
• M33: 18,158,938 km (0.113 R)
• M34: 18,977,836 km (0.082 R)
• M35: 20,352,641 km (0.107 R)
• M36: 21,657,733 km (0.115 R)
• M37: 22,013,775 km (0.099 R)
• M38: 22,679,935 km (0.109 R)
• M39: 23,717,845 km (0.094 R)
• M40: 24,348,101 km (0.11 R)
• M41: 25,464,101 km (0.051 R)
• M42: 25,571,213 km (0.076 R)
• M43: 25,624,918 km (0.1 R)
• M44: 27,087,088 km (0.119 R)
• M45: 29,640,125 km (0.082 R)
• M46: 30,318,552 km (0.12 R)
• M47: 34,140,927 km (0.119 R)
• M48: 34,792,575 km (0.079 R)
• M49: 35,090,125 km (0.092 R)
• M50: 35,388,573 km (0.119 R)
• M51: 35,687,769 km (0.041 R)
• M52: 36,288,853 km (0.092 R)
• M53: 36,349,141 km (0.102 R)
• M54: 36,590,592 km (0.102 R)
• M55: 37,014,552 km (0.112 R)
• M56: 38,849,520 km (0.083 R)
• M57: 38,972,938 km (0.086 R)
• M58: 39,653,908 km (0.098 R)
• M59: 41,027,515 km (0.09 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 210 - 11,956 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit