🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.09 AU - 1.23 AU

Year: 570 Days

Day: 37.9 Hours

Environment

Temp: -95 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.75 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 236.4

Radius: 8.5

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 3.65 AU - 5.01 AU

Year: 4114 Days

Day: 7.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 40,436,953 km

• M1: 107,561 km (0.062 R)
• M2: 438,322 km (0.103 R)
• M3: 711,637 km (0.107 R)
• M4: 1,185,862 km (0.119 R)
• M5: 1,953,000 km (0.107 R)
• M6: 2,362,001 km (0.059 R)
• M7: 3,199,001 km (0.05 R)
• M8: 3,751,017 km (0.115 R)
• M9: 6,206,666 km (0.108 R)
• M10: 7,782,530 km (0.085 R)
• M11: 9,396,841 km (0.048 R)
• M12: 10,042,206 km (0.082 R)
• M13: 10,338,559 km (0.12 R)
• M14: 11,421,648 km (0.119 R)
• M15: 12,240,247 km (0.102 R)
• M16: 12,966,395 km (0.089 R)
• M17: 14,040,059 km (0.098 R)
• M18: 15,661,102 km (0.101 R)
• M19: 16,619,426 km (0.107 R)
• M20: 18,211,297 km (0.087 R)
• M21: 18,541,459 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 945.7

Radius: 12.3

Gravity: 6.25 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 5.25 AU - 6.39 AU

Year: 6410 Days

Day: 6.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 40,436,953 km

• M1: 153,039 km (0.035 R)
• M2: 808,427 km (0.059 R)
• M3: 1,263,504 km (0.04 R)
• M4: 2,106,787 km (0.104 R)
• M5: 2,533,889 km (0.05 R)
• M6: 3,659,762 km (0.052 R)
• M7: 4,050,811 km (0.077 R)
• M8: 4,831,862 km (0.078 R)
• M9: 5,678,885 km (0.055 R)
• M10: 6,171,959 km (0.092 R)
• M11: 6,983,677 km (0.073 R)
• M12: 7,589,399 km (0.101 R)
• M13: 9,169,153 km (0.106 R)
• M14: 9,664,920 km (0.093 R)
• M15: 10,612,323 km (0.078 R)
• M16: 12,802,287 km (0.117 R)
• M17: 13,422,519 km (0.036 R)
• M18: 13,885,974 km (0.04 R)
• M19: 15,912,127 km (0.102 R)
• M20: 17,368,014 km (0.117 R)
• M21: 18,623,738 km (0.11 R)
• M22: 19,128,182 km (0.066 R)
• M23: 19,864,503 km (0.051 R)
• M24: 22,107,125 km (0.096 R)
• M25: 24,427,836 km (0.063 R)
• M26: 25,735,770 km (0.11 R)
• M27: 28,396,069 km (0.078 R)
• M28: 30,334,259 km (0.102 R)
• M29: 33,404,905 km (0.032 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 504.2

Radius: 8

Gravity: 7.88 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 10.1 AU - 10.5 AU

Year: 15092 Days

Day: 19.1 Hours

Environment

Temp: -212 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 40,436,953 km

• M1: 103,073 km (0.055 R)
• M2: 704,756 km (0.055 R)
• M3: 1,110,166 km (0.104 R)
• M4: 1,443,320 km (0.071 R)
• M5: 2,032,885 km (0.092 R)
• M6: 2,642,646 km (0.088 R)
• M7: 3,549,808 km (0.089 R)
• M8: 5,210,643 km (0.051 R)
• M9: 7,507,569 km (0.078 R)
• M10: 9,922,528 km (0.068 R)
• M11: 12,073,296 km (0.047 R)
• M12: 15,070,639 km (0.097 R)
• M13: 15,423,690 km (0.05 R)
• M14: 16,815,997 km (0.099 R)
• M15: 20,273,055 km (0.083 R)
• M16: 22,670,211 km (0.117 R)
• M17: 23,321,111 km (0.116 R)
• M18: 27,491,900 km (0.12 R)
• M19: 28,446,185 km (0.097 R)
• M20: 31,212,549 km (0.082 R)
• M21: 36,889,489 km (0.101 R)
• M22: 41,676,770 km (0.087 R)
• M23: 45,969,780 km (0.08 R)
• M24: 46,712,833 km (0.103 R)
• M25: 50,706,049 km (0.032 R)
• M26: 56,433,104 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 463.6

Radius: 3.9

Gravity: 30.48 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 10.76 AU - 10.94 AU

Year: 16317 Days

Day: 17.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 40,436,953 km

• M1: 52,509 km (0.108 R)
• M2: 399,875 km (0.116 R)
• M3: 748,438 km (0.089 R)
• M4: 937,380 km (0.083 R)
• M5: 1,234,332 km (0.096 R)
• M6: 1,397,693 km (0.089 R)
• M7: 1,734,737 km (0.096 R)
• M8: 1,922,632 km (0.088 R)
• M9: 2,299,020 km (0.088 R)
• M10: 2,882,452 km (0.076 R)
• M11: 3,121,808 km (0.069 R)
• M12: 3,667,691 km (0.058 R)
• M13: 3,920,063 km (0.111 R)
• M14: 5,574,615 km (0.047 R)
• M15: 6,821,513 km (0.064 R)
• M16: 7,598,973 km (0.063 R)
• M17: 10,065,693 km (0.109 R)
• M18: 14,621,247 km (0.091 R)
• M19: 15,326,302 km (0.071 R)
• M20: 17,033,363 km (0.082 R)
• M21: 17,420,522 km (0.101 R)
• M22: 18,780,816 km (0.044 R)
• M23: 19,444,881 km (0.101 R)
• M24: 20,296,691 km (0.08 R)
• M25: 20,995,762 km (0.102 R)
• M26: 21,892,152 km (0.093 R)
• M27: 22,907,324 km (0.098 R)
• M28: 24,635,329 km (0.118 R)
• M29: 28,892,136 km (0.104 R)
• M30: 31,020,914 km (0.09 R)
• M31: 32,536,190 km (0.07 R)
• M32: 32,773,602 km (0.092 R)
• M33: 35,966,170 km (0.069 R)
• M34: 44,841,064 km (0.112 R)
• M35: 54,565,973 km (0.1 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 151.1

Radius: 5.2

Gravity: 5.59 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 8.71 AU - 13.15 AU

Year: 16498 Days

Day: 15.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 40,436,953 km

• M1: 64,626 km (0.088 R)
• M2: 373,396 km (0.097 R)
• M3: 575,353 km (0.087 R)
• M4: 774,319 km (0.108 R)
• M5: 941,419 km (0.082 R)
• M6: 1,350,719 km (0.047 R)
• M7: 1,995,785 km (0.076 R)
• M8: 2,159,744 km (0.117 R)
• M9: 2,404,636 km (0.05 R)
• M10: 2,629,183 km (0.101 R)
• M11: 2,806,606 km (0.118 R)
• M12: 3,670,533 km (0.11 R)
• M13: 4,176,473 km (0.077 R)
• M14: 4,418,822 km (0.065 R)
• M15: 4,670,446 km (0.1 R)
• M16: 5,295,017 km (0.082 R)
• M17: 6,143,536 km (0.094 R)
• M18: 6,781,571 km (0.096 R)
• M19: 7,779,987 km (0.111 R)
• M20: 8,440,910 km (0.11 R)
• M21: 8,611,901 km (0.056 R)
• M22: 9,138,635 km (0.075 R)
• M23: 9,826,935 km (0.077 R)
• M24: 11,777,392 km (0.066 R)
• M25: 13,971,843 km (0.115 R)
• M26: 15,070,789 km (0.074 R)
• M27: 18,281,309 km (0.103 R)
• M28: 25,121,671 km (0.12 R)
• M29: 26,284,944 km (0.095 R)
• M30: 35,671,911 km (0.114 R)
• M31: 35,895,261 km (0.108 R)
• M32: 37,830,609 km (0.112 R)
• M33: 38,412,844 km (0.054 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 190 - 13,975 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit