🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.82 AU - 0.98 AU

Year: 327 Days

Day: 38.8 Hours

Environment

Temp: 22 °C

Axial Tilt: 3.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 73,381,138 km

• M1: 72,705 km (0.108 R)
• M2: 613,950 km (0.064 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.24 AU - 1.76 AU

Year: 703 Days

Day: 34.6 Hours

Environment

Temp: -59 °C

Axial Tilt: 34 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,381,138 km

• M1: 41,588 km (0.042 R)

Asteroid Belt

Center: 2.07 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 2.2 AU - 3.08 AU

Year: 1642 Days

Day: 32.4 Hours

Environment

Temp: -97 °C

Axial Tilt: 9.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,381,138 km

• M1: 671,096 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 43.9

Radius: 11.6

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 3.39 AU - 4.91 AU

Year: 3237 Days

Day: 7.3 Hours

Environment

Temp: -131 °C

Axial Tilt: 155.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 73,381,138 km

• M1: 146,756 km (0.03 R)
• M2: 2,144,336 km (0.081 R)
• M3: 3,549,509 km (0.113 R)
• M4: 3,913,480 km (0.11 R)
• M5: 9,016,413 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 551.6

Radius: 10.2

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 5.28 AU - 5.76 AU

Year: 4966 Days

Day: 8.7 Hours

Environment

Temp: -145 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 73,381,138 km

• M1: 126,859 km (0.057 R)
• M2: 461,210 km (0.072 R)
• M3: 1,091,316 km (0.045 R)
• M4: 1,559,857 km (0.116 R)
• M5: 1,962,425 km (0.089 R)
• M6: 2,309,342 km (0.117 R)
• M7: 2,749,010 km (0.112 R)
• M8: 3,110,140 km (0.114 R)
• M9: 4,318,292 km (0.111 R)
• M10: 5,586,284 km (0.113 R)
• M11: 6,761,225 km (0.115 R)
• M12: 7,492,759 km (0.097 R)
• M13: 9,757,072 km (0.106 R)
• M14: 10,691,012 km (0.083 R)
• M15: 11,730,268 km (0.101 R)
• M16: 12,394,932 km (0.029 R)
• M17: 12,736,613 km (0.061 R)
• M18: 13,286,236 km (0.095 R)
• M19: 14,061,153 km (0.108 R)
• M20: 14,486,609 km (0.09 R)
• M21: 15,871,736 km (0.111 R)
• M22: 18,647,823 km (0.03 R)
• M23: 19,422,142 km (0.072 R)
• M24: 27,219,033 km (0.073 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 622.2

Radius: 13.5

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 4.99 AU - 7.05 AU

Year: 5655 Days

Day: 9.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 73,381,138 km

• M1: 167,849 km (0.117 R)
• M2: 620,981 km (0.094 R)
• M3: 1,728,753 km (0.105 R)
• M4: 2,344,348 km (0.049 R)
• M5: 3,404,698 km (0.057 R)
• M6: 4,431,089 km (0.059 R)
• M7: 4,949,446 km (0.071 R)
• M8: 5,803,051 km (0.079 R)
• M9: 10,906,582 km (0.089 R)
• M10: 15,326,900 km (0.042 R)
• M11: 18,684,624 km (0.082 R)
• M12: 24,279,435 km (0.084 R)
• M13: 28,545,069 km (0.074 R)
• M14: 31,087,485 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 240

Radius: 12.7

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 5.86 AU - 8.8 AU

Year: 7598 Days

Day: 12.1 Hours

Environment

Temp: -168 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 73,381,138 km

• M1: 158,873 km (0.039 R)
• M2: 746,194 km (0.03 R)
• M3: 1,181,823 km (0.036 R)
• M4: 1,705,416 km (0.115 R)
• M5: 3,490,268 km (0.061 R)
• M6: 4,046,922 km (0.111 R)
• M7: 5,992,592 km (0.059 R)
• M8: 6,826,300 km (0.096 R)
• M9: 10,087,833 km (0.043 R)
• M10: 11,042,567 km (0.116 R)
• M11: 11,820,925 km (0.11 R)
• M12: 14,376,505 km (0.05 R)
• M13: 15,926,339 km (0.097 R)
• M14: 16,447,388 km (0.084 R)
• M15: 19,750,210 km (0.086 R)
• M16: 22,230,992 km (0.083 R)
• M17: 22,736,483 km (0.12 R)
• M18: 23,845,452 km (0.045 R)
• M19: 27,886,838 km (0.115 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 627.7

Radius: 14.9

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 6.29 AU - 8.85 AU

Year: 7975 Days

Day: 7 Hours

Environment

Temp: -162 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 73,381,138 km

• M1: 185,352 km (0.043 R)
• M2: 695,929 km (0.086 R)
• M3: 1,261,260 km (0.098 R)
• M4: 1,765,554 km (0.099 R)
• M5: 2,303,658 km (0.074 R)
• M6: 2,774,293 km (0.112 R)
• M7: 5,018,859 km (0.095 R)
• M8: 6,707,669 km (0.078 R)
• M9: 7,334,933 km (0.083 R)
• M10: 9,230,937 km (0.1 R)
• M11: 10,293,231 km (0.118 R)
• M12: 12,882,621 km (0.087 R)
• M13: 14,936,300 km (0.116 R)
• M14: 15,498,040 km (0.084 R)
• M15: 16,138,618 km (0.06 R)
• M16: 18,807,594 km (0.095 R)
• M17: 19,908,485 km (0.049 R)
• M18: 21,207,742 km (0.075 R)
• M19: 21,838,297 km (0.053 R)
• M20: 23,890,032 km (0.026 R)
• M21: 25,093,696 km (0.081 R)
• M22: 26,067,579 km (0.069 R)
• M23: 27,066,444 km (0.072 R)
• M24: 27,808,748 km (0.115 R)
• M25: 29,140,618 km (0.11 R)
• M26: 32,240,436 km (0.051 R)
• M27: 34,137,935 km (0.109 R)
• M28: 35,114,061 km (0.108 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 944

Radius: 6.3

Gravity: 23.78 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 9.89 AU - 14.33 AU

Year: 16136 Days

Day: 20.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 153 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 73,381,138 km

• M1: 80,184 km (0.106 R)
• M2: 340,934 km (0.119 R)
• M3: 737,966 km (0.08 R)
• M4: 958,623 km (0.076 R)
• M5: 1,960,181 km (0.071 R)
• M6: 2,785,064 km (0.03 R)
• M7: 3,088,448 km (0.079 R)
• M8: 3,613,686 km (0.1 R)
• M9: 4,037,497 km (0.082 R)
• M10: 5,587,181 km (0.088 R)
• M11: 5,988,104 km (0.063 R)
• M12: 6,713,653 km (0.1 R)
• M13: 8,034,004 km (0.112 R)
• M14: 8,808,323 km (0.103 R)
• M15: 10,625,039 km (0.098 R)
• M16: 13,653,498 km (0.117 R)
• M17: 15,209,915 km (0.047 R)
• M18: 17,548,429 km (0.067 R)
• M19: 20,023,825 km (0.083 R)
• M20: 21,248,582 km (0.097 R)
• M21: 24,792,706 km (0.083 R)
• M22: 25,113,593 km (0.093 R)
• M23: 26,760,217 km (0.114 R)
• M24: 27,897,011 km (0.101 R)
• M25: 28,128,140 km (0.115 R)
• M26: 33,413,283 km (0.058 R)
• M27: 39,614,414 km (0.069 R)
• M28: 44,778,383 km (0.116 R)
• M29: 46,378,481 km (0.058 R)
• M30: 48,515,038 km (0.072 R)
• M31: 51,928,862 km (0.102 R)
• M32: 53,694,416 km (0.11 R)
• M33: 54,231,771 km (0.104 R)
• M34: 56,417,097 km (0.088 R)
• M35: 56,972,404 km (0.084 R)
• M36: 63,125,066 km (0.115 R)
• M37: 68,438,632 km (0.115 R)
• M38: 72,505,002 km (0.041 R)
• M39: 73,161,437 km (0.115 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 205 - 13,745 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit