🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.5 AU - 0.56 AU

Year: 249 Days

Day: 32.7 Hours

Environment

Temp: -123 °C

Axial Tilt: 16.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.54 AU - 0.68 AU

Year: 308 Days

Day: 28.4 Hours

Environment

Temp: -127 °C

Axial Tilt: 14.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.14 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 239.2

Radius: 9.6

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.38 AU - 1.96 AU

Year: 1393 Days

Day: 6.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 67,006,650 km

• M1: 119,529 km (0.116 R)
• M2: 444,006 km (0.073 R)
• M3: 1,238,521 km (0.118 R)
• M4: 1,617,003 km (0.069 R)
• M5: 1,967,511 km (0.063 R)
• M6: 2,532,991 km (0.108 R)
• M7: 2,897,412 km (0.055 R)
• M8: 3,256,446 km (0.11 R)
• M9: 3,791,558 km (0.087 R)
• M10: 5,201,668 km (0.118 R)
• M11: 6,076,067 km (0.093 R)
• M12: 6,409,670 km (0.107 R)
• M13: 7,000,432 km (0.108 R)
• M14: 7,390,584 km (0.116 R)
• M15: 8,240,000 km (0.107 R)
• M16: 8,545,778 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 884.4

Radius: 13.5

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.95 AU - 2.15 AU

Year: 1895 Days

Day: 14.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 67,006,650 km

• M1: 167,849 km (0.099 R)
• M2: 588,069 km (0.083 R)
• M3: 1,010,833 km (0.117 R)
• M4: 1,504,805 km (0.081 R)
• M5: 1,983,967 km (0.081 R)
• M6: 2,593,429 km (0.09 R)
• M7: 3,130,635 km (0.041 R)
• M8: 3,670,234 km (0.083 R)
• M9: 4,192,780 km (0.091 R)
• M10: 4,680,169 km (0.118 R)
• M11: 5,459,125 km (0.091 R)
• M12: 6,479,981 km (0.028 R)
• M13: 7,304,565 km (0.048 R)
• M14: 7,772,507 km (0.12 R)
• M15: 8,768,530 km (0.119 R)
• M16: 12,599,432 km (0.051 R)
• M17: 13,489,988 km (0.098 R)
• M18: 13,928,759 km (0.11 R)
• M19: 14,422,282 km (0.104 R)
• M20: 15,827,904 km (0.098 R)
• M21: 16,814,651 km (0.061 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 71

Radius: 13.7

Gravity: 0.38 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 2.28 AU - 2.28 AU

Year: 2223 Days

Day: 15 Hours

Environment

Temp: -204 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 67,006,650 km

• M1: 170,392 km (0.073 R)
• M2: 607,367 km (0.117 R)
• M3: 1,354,758 km (0.115 R)
• M4: 1,926,970 km (0.118 R)
• M5: 2,475,695 km (0.087 R)
• M6: 3,449,428 km (0.108 R)
• M7: 3,936,967 km (0.104 R)
• M8: 4,423,160 km (0.039 R)
• M9: 4,966,500 km (0.059 R)
• M10: 5,535,720 km (0.048 R)
• M11: 7,020,927 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 965.9

Radius: 10.5

Gravity: 8.76 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 3.66 AU - 5.1 AU

Year: 5919 Days

Day: 14.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 67,006,650 km

• M1: 130,599 km (0.117 R)
• M2: 465,549 km (0.066 R)
• M3: 933,192 km (0.075 R)
• M4: 1,266,346 km (0.03 R)
• M5: 1,777,522 km (0.107 R)
• M6: 2,547,203 km (0.116 R)
• M7: 3,049,702 km (0.118 R)
• M8: 3,687,438 km (0.1 R)
• M9: 4,332,654 km (0.106 R)
• M10: 5,848,230 km (0.099 R)
• M11: 6,585,747 km (0.116 R)
• M12: 8,368,654 km (0.078 R)
• M13: 15,744,129 km (0.088 R)
• M14: 17,571,616 km (0.101 R)
• M15: 18,960,633 km (0.04 R)
• M16: 19,975,654 km (0.034 R)
• M17: 31,593,724 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 671.8

Radius: 9.9

Gravity: 6.85 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 4.97 AU - 6.27 AU

Year: 8602 Days

Day: 7 Hours

Environment

Temp: -223 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 67,006,650 km

• M1: 126,261 km (0.049 R)
• M2: 586,723 km (0.115 R)
• M3: 904,469 km (0.107 R)
• M4: 2,077,466 km (0.106 R)
• M5: 2,690,667 km (0.086 R)
• M6: 3,467,080 km (0.119 R)
• M7: 4,639,778 km (0.118 R)
• M8: 5,176,386 km (0.101 R)
• M9: 5,820,853 km (0.088 R)
• M10: 6,961,986 km (0.111 R)
• M11: 7,465,981 km (0.103 R)
• M12: 10,609,481 km (0.111 R)
• M13: 12,138,072 km (0.074 R)
• M14: 12,811,562 km (0.072 R)
• M15: 13,450,793 km (0.099 R)
• M16: 15,955,361 km (0.114 R)
• M17: 18,682,081 km (0.04 R)
• M18: 19,202,383 km (0.118 R)
• M19: 19,962,340 km (0.102 R)
• M20: 21,380,827 km (0.112 R)
• M21: 22,197,332 km (0.069 R)
• M22: 23,119,304 km (0.051 R)
• M23: 24,505,627 km (0.089 R)
• M24: 29,493,819 km (0.08 R)
• M25: 29,996,767 km (0.053 R)
• M26: 33,569,613 km (0.032 R)
• M27: 37,299,387 km (0.104 R)
• M28: 38,601,636 km (0.083 R)
• M29: 40,921,899 km (0.086 R)
• M30: 43,075,510 km (0.071 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 800.7

Radius: 7.5

Gravity: 14.23 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 6 AU - 8.06 AU

Year: 12035 Days

Day: 23.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 43.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 67,006,650 km

• M1: 100,380 km (0.12 R)
• M2: 354,098 km (0.104 R)
• M3: 644,468 km (0.094 R)
• M4: 901,626 km (0.089 R)
• M5: 1,498,821 km (0.104 R)
• M6: 1,944,772 km (0.104 R)
• M7: 2,218,387 km (0.111 R)
• M8: 2,844,005 km (0.044 R)
• M9: 3,424,744 km (0.056 R)
• M10: 4,199,362 km (0.055 R)
• M11: 4,471,630 km (0.041 R)
• M12: 4,788,029 km (0.102 R)
• M13: 5,187,456 km (0.107 R)
• M14: 6,014,882 km (0.098 R)
• M15: 6,440,488 km (0.106 R)
• M16: 7,883,808 km (0.093 R)
• M17: 8,441,209 km (0.075 R)
• M18: 10,490,102 km (0.079 R)
• M19: 12,047,117 km (0.072 R)
• M20: 12,351,548 km (0.112 R)
• M21: 14,559,613 km (0.05 R)
• M22: 15,185,530 km (0.086 R)
• M23: 15,684,589 km (0.091 R)
• M24: 18,506,154 km (0.098 R)
• M25: 20,680,110 km (0.116 R)
• M26: 21,293,312 km (0.115 R)
• M27: 23,487,913 km (0.095 R)
• M28: 24,155,269 km (0.088 R)
• M29: 26,437,684 km (0.103 R)
• M30: 30,069,022 km (0.096 R)
• M31: 40,437,501 km (0.1 R)
• M32: 42,369,408 km (0.073 R)
• M33: 48,686,328 km (0.1 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 12.8

Radius: 4

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 7.51 AU - 8.09 AU

Year: 14066 Days

Day: 23.2 Hours

Environment

Temp: -233 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 67,006,650 km

• M1: 50,714 km (0.073 R)
• M2: 207,941 km (0.079 R)
• M3: 836,551 km (0.042 R)
• M4: 2,173,807 km (0.085 R)
• M5: 5,010,781 km (0.112 R)
• M6: 7,037,383 km (0.112 R)
• M7: 8,635,238 km (0.049 R)
• M8: 15,401,550 km (0.081 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 550.9

Radius: 6.4

Gravity: 13.45 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 7.72 AU - 10.96 AU

Year: 18430 Days

Day: 16.1 Hours

Environment

Temp: -238 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 67,006,650 km

• M1: 83,625 km (0.105 R)
• M2: 444,455 km (0.101 R)
• M3: 673,190 km (0.077 R)
• M4: 959,371 km (0.077 R)
• M5: 1,628,822 km (0.04 R)
• M6: 3,073,787 km (0.057 R)
• M7: 3,360,866 km (0.114 R)
• M8: 4,395,185 km (0.093 R)
• M9: 4,692,287 km (0.119 R)
• M10: 5,217,226 km (0.082 R)
• M11: 5,550,679 km (0.103 R)
• M12: 5,780,761 km (0.089 R)
• M13: 6,679,395 km (0.088 R)
• M14: 7,481,240 km (0.108 R)
• M15: 8,596,941 km (0.061 R)
• M16: 11,896,172 km (0.108 R)
• M17: 14,248,599 km (0.101 R)
• M18: 14,608,232 km (0.093 R)
• M19: 15,047,751 km (0.103 R)
• M20: 17,054,756 km (0.1 R)
• M21: 17,624,125 km (0.036 R)
• M22: 18,122,136 km (0.117 R)
• M23: 20,118,819 km (0.056 R)
• M24: 20,662,757 km (0.081 R)
• M25: 22,547,092 km (0.114 R)
• M26: 33,962,157 km (0.058 R)
• M27: 37,660,217 km (0.117 R)
• M28: 38,903,525 km (0.087 R)
• M29: 40,316,925 km (0.097 R)
• M30: 42,205,000 km (0.1 R)
• M31: 42,797,557 km (0.094 R)
• M32: 43,395,799 km (0.108 R)
• M33: 49,032,198 km (0.053 R)
• M34: 49,687,138 km (0.109 R)
• M35: 51,014,370 km (0.088 R)
• M36: 55,845,783 km (0.095 R)
• M37: 59,477,570 km (0.084 R)
• M38: 60,409,565 km (0.119 R)
• M39: 62,302,576 km (0.078 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 211 - 14,996 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit