🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.09 AU - 1.11 AU

Year: 409 Days

Day: 26.3 Hours

Environment

Temp: 17 °C

Axial Tilt: 89.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 67,434,323 km

• M1: 29,022 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.97 AU - 1.47 AU

Year: 478 Days

Day: 44.3 Hours

Environment

Temp: 30 °C

Axial Tilt: 3.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 4.16 AU - 6.44 AU

Year: 4329 Days

Day: 46.5 Hours

Environment

Temp: -127 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.2

Radius: 9

Gravity: 6.92 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 4.52 AU - 6.2 AU

Year: 4402 Days

Day: 13.3 Hours

Environment

Temp: -146 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 67,434,323 km

• M1: 111,899 km (0.115 R)
• M2: 422,165 km (0.047 R)
• M3: 703,559 km (0.085 R)
• M4: 1,200,373 km (0.111 R)
• M5: 1,540,409 km (0.078 R)
• M6: 2,122,794 km (0.047 R)
• M7: 4,672,091 km (0.098 R)
• M8: 5,389,562 km (0.061 R)
• M9: 6,787,854 km (0.077 R)
• M10: 8,895,389 km (0.107 R)
• M11: 9,239,464 km (0.079 R)
• M12: 10,791,841 km (0.096 R)
• M13: 11,227,619 km (0.1 R)
• M14: 11,949,429 km (0.091 R)
• M15: 13,237,018 km (0.081 R)
• M16: 15,257,038 km (0.051 R)
• M17: 16,085,960 km (0.05 R)
• M18: 17,237,564 km (0.114 R)
• M19: 18,075,612 km (0.05 R)
• M20: 18,443,173 km (0.074 R)
• M21: 21,088,812 km (0.11 R)
• M22: 22,186,561 km (0.111 R)
• M23: 25,478,163 km (0.075 R)
• M24: 25,862,779 km (0.063 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 209.1

Radius: 9.6

Gravity: 2.27 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 5.58 AU - 5.88 AU

Year: 4866 Days

Day: 12.9 Hours

Environment

Temp: -147 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 67,434,323 km

• M1: 119,379 km (0.083 R)
• M2: 505,641 km (0.077 R)
• M3: 1,903,932 km (0.105 R)
• M4: 2,246,362 km (0.118 R)
• M5: 4,713,530 km (0.117 R)
• M6: 5,929,760 km (0.051 R)
• M7: 7,133,275 km (0.078 R)
• M8: 8,326,019 km (0.104 R)
• M9: 8,627,010 km (0.097 R)
• M10: 9,004,894 km (0.037 R)
• M11: 10,588,986 km (0.087 R)
• M12: 16,135,028 km (0.079 R)
• M13: 16,604,017 km (0.088 R)
• M14: 19,552,591 km (0.062 R)

Asteroid Belt

Center: 6.19 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.4

Radius: 10.2

Gravity: 8.81 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 6 AU - 7.3 AU

Year: 6084 Days

Day: 12.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 67,434,323 km

• M1: 126,859 km (0.085 R)
• M2: 1,039,107 km (0.108 R)
• M3: 2,473,750 km (0.109 R)
• M4: 2,828,148 km (0.113 R)
• M5: 3,457,356 km (0.113 R)
• M6: 3,951,329 km (0.107 R)
• M7: 4,492,125 km (0.103 R)
• M8: 5,259,113 km (0.033 R)
• M9: 5,753,534 km (0.089 R)
• M10: 6,728,613 km (0.073 R)
• M11: 7,500,987 km (0.06 R)
• M12: 8,168,493 km (0.114 R)
• M13: 8,663,213 km (0.119 R)
• M14: 9,134,147 km (0.046 R)
• M15: 17,381,029 km (0.102 R)
• M16: 17,719,419 km (0.117 R)
• M17: 18,479,227 km (0.072 R)
• M18: 23,832,138 km (0.032 R)
• M19: 28,233,457 km (0.032 R)
• M20: 32,838,378 km (0.105 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 652.6

Radius: 14.6

Gravity: 3.06 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 9.26 AU - 13.46 AU

Year: 13583 Days

Day: 6.1 Hours

Environment

Temp: -167 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 67,434,323 km

• M1: 194,627 km (0.115 R)
• M2: 1,420,581 km (0.095 R)
• M3: 3,472,466 km (0.05 R)
• M4: 5,366,674 km (0.12 R)
• M5: 6,017,126 km (0.086 R)
• M6: 7,476,752 km (0.103 R)
• M7: 8,150,391 km (0.075 R)
• M8: 8,962,708 km (0.041 R)
• M9: 9,986,705 km (0.093 R)
• M10: 11,549,853 km (0.114 R)
• M11: 14,669,717 km (0.109 R)
• M12: 15,298,477 km (0.104 R)
• M13: 16,760,497 km (0.09 R)
• M14: 17,293,514 km (0.056 R)
• M15: 18,233,886 km (0.08 R)
• M16: 20,388,095 km (0.069 R)
• M17: 23,266,358 km (0.062 R)
• M18: 27,128,527 km (0.07 R)
• M19: 29,817,698 km (0.06 R)
• M20: 31,744,967 km (0.112 R)
• M21: 32,916,767 km (0.063 R)
• M22: 34,605,428 km (0.044 R)
• M23: 38,681,372 km (0.1 R)
• M24: 40,561,219 km (0.109 R)
• M25: 46,416,479 km (0.105 R)
• M26: 48,231,401 km (0.083 R)
• M27: 48,692,461 km (0.063 R)
• M28: 51,841,646 km (0.113 R)
• M29: 54,125,258 km (0.113 R)
• M30: 54,789,771 km (0.076 R)
• M31: 55,628,118 km (0.095 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 245.1

Radius: 4

Gravity: 15.32 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 12.05 AU - 16.47 AU

Year: 19104 Days

Day: 18.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 67,434,323 km

• M1: 49,816 km (0.045 R)
• M2: 256,261 km (0.096 R)
• M3: 391,946 km (0.107 R)
• M4: 622,477 km (0.096 R)
• M5: 819,497 km (0.098 R)
• M6: 1,491,491 km (0.107 R)
• M7: 2,491,852 km (0.046 R)
• M8: 2,921,796 km (0.111 R)
• M9: 4,662,218 km (0.076 R)
• M10: 5,111,310 km (0.069 R)
• M11: 5,414,994 km (0.106 R)
• M12: 5,553,671 km (0.049 R)
• M13: 6,132,615 km (0.099 R)
• M14: 6,436,748 km (0.112 R)
• M15: 6,790,696 km (0.081 R)
• M16: 9,046,183 km (0.096 R)
• M17: 10,262,264 km (0.115 R)
• M18: 11,075,329 km (0.082 R)
• M19: 11,412,223 km (0.066 R)
• M20: 12,165,598 km (0.075 R)
• M21: 12,344,068 km (0.098 R)
• M22: 13,075,452 km (0.057 R)
• M23: 14,490,648 km (0.062 R)
• M24: 14,825,897 km (0.114 R)
• M25: 16,290,909 km (0.087 R)
• M26: 17,773,125 km (0.107 R)
• M27: 19,586,251 km (0.074 R)
• M28: 20,663,655 km (0.088 R)
• M29: 21,346,120 km (0.106 R)
• M30: 22,131,509 km (0.094 R)
• M31: 26,548,386 km (0.113 R)
• M32: 27,151,415 km (0.047 R)
• M33: 36,824,862 km (0.047 R)
• M34: 37,073,644 km (0.101 R)
• M35: 38,079,988 km (0.116 R)
• M36: 40,940,748 km (0.092 R)
• M37: 41,207,781 km (0.035 R)
• M38: 45,210,421 km (0.105 R)
• M39: 49,162,947 km (0.101 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 224.6

Radius: 6.7

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 14.25 AU - 16.13 AU

Year: 21003 Days

Day: 21 Hours

Environment

Temp: -185 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 67,434,323 km

• M1: 86,318 km (0.104 R)
• M2: 516,262 km (0.077 R)
• M3: 803,789 km (0.086 R)
• M4: 1,233,734 km (0.113 R)
• M5: 2,525,212 km (0.084 R)
• M6: 3,368,495 km (0.095 R)
• M7: 3,840,925 km (0.077 R)
• M8: 4,093,297 km (0.12 R)
• M9: 4,693,783 km (0.068 R)
• M10: 5,420,529 km (0.077 R)
• M11: 6,529,199 km (0.115 R)
• M12: 6,848,740 km (0.114 R)
• M13: 8,464,547 km (0.063 R)
• M14: 9,137,438 km (0.11 R)
• M15: 14,674,354 km (0.092 R)
• M16: 15,362,505 km (0.116 R)
• M17: 21,838,148 km (0.034 R)
• M18: 32,854,984 km (0.105 R)
• M19: 34,509,087 km (0.094 R)
• M20: 47,819,109 km (0.114 R)
• M21: 53,238,591 km (0.049 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 338.6

Radius: 7.5

Gravity: 6.02 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 16.25 AU - 16.71 AU

Year: 23734 Days

Day: 15.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 67,434,323 km

• M1: 95,892 km (0.085 R)
• M2: 771,925 km (0.096 R)
• M3: 1,024,147 km (0.089 R)
• M4: 1,404,126 km (0.11 R)
• M5: 2,383,692 km (0.058 R)
• M6: 2,931,370 km (0.11 R)
• M7: 5,082,438 km (0.117 R)
• M8: 5,372,957 km (0.073 R)
• M9: 6,067,540 km (0.075 R)
• M10: 6,353,272 km (0.03 R)
• M11: 7,919,262 km (0.103 R)
• M12: 8,817,598 km (0.084 R)
• M13: 11,481,487 km (0.081 R)
• M14: 12,433,528 km (0.118 R)
• M15: 16,931,637 km (0.116 R)
• M16: 17,254,469 km (0.117 R)
• M17: 24,093,635 km (0.099 R)
• M18: 27,381,497 km (0.066 R)
• M19: 28,502,733 km (0.112 R)
• M20: 28,845,013 km (0.055 R)
• M21: 29,190,135 km (0.088 R)
• M22: 29,771,173 km (0.09 R)
• M23: 30,717,080 km (0.051 R)
• M24: 35,484,914 km (0.099 R)
• M25: 36,013,743 km (0.069 R)
• M26: 41,157,815 km (0.09 R)
• M27: 48,533,289 km (0.096 R)
• M28: 52,019,668 km (0.116 R)
• M29: 53,390,582 km (0.084 R)
• M30: 53,910,734 km (0.042 R)
• M31: 55,137,886 km (0.12 R)
• M32: 56,025,599 km (0.115 R)
• M33: 57,284,615 km (0.071 R)
• M34: 65,434,258 km (0.088 R)
• M35: 65,830,992 km (0.102 R)

Kuiper Belt

Range: 30.9 - 52.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 238 - 18,211 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit