🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.47 AU - 0.57 AU

Year: 242 Days

Day: 40.4 Hours

Environment

Temp: -112 °C

Axial Tilt: 2.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,223,999 km

• M1: 149,448 km (0.117 R)

Asteroid Belt

Center: 1.33 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109.7

Radius: 13.6

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 2.1 AU - 2.16 AU

Year: 2007 Days

Day: 7.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 63,223,999 km

• M1: 169,195 km (0.105 R)
• M2: 696,528 km (0.087 R)
• M3: 1,690,157 km (0.06 R)
• M4: 2,629,183 km (0.111 R)
• M5: 3,158,909 km (0.082 R)
• M6: 4,371,549 km (0.1 R)
• M7: 7,120,260 km (0.091 R)
• M8: 7,769,964 km (0.045 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 361.2

Radius: 10.3

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 2.47 AU - 2.51 AU

Year: 2537 Days

Day: 15 Hours

Environment

Temp: -204 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 63,223,999 km

• M1: 128,056 km (0.066 R)
• M2: 491,878 km (0.107 R)
• M3: 822,489 km (0.111 R)
• M4: 1,204,412 km (0.108 R)
• M5: 1,873,115 km (0.086 R)
• M6: 2,484,970 km (0.044 R)
• M7: 3,402,903 km (0.087 R)
• M8: 3,849,602 km (0.096 R)
• M9: 4,593,253 km (0.066 R)
• M10: 5,294,867 km (0.093 R)
• M11: 7,573,243 km (0.04 R)
• M12: 9,348,371 km (0.08 R)
• M13: 10,158,593 km (0.098 R)
• M14: 11,460,543 km (0.102 R)
• M15: 12,230,374 km (0.053 R)
• M16: 12,587,913 km (0.099 R)
• M17: 14,261,913 km (0.087 R)
• M18: 15,334,979 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 897.4

Radius: 9.8

Gravity: 9.34 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 2.25 AU - 3.35 AU

Year: 3025 Days

Day: 7.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 63,223,999 km

• M1: 122,072 km (0.094 R)
• M2: 616,194 km (0.086 R)
• M3: 1,412,054 km (0.083 R)
• M4: 2,004,462 km (0.052 R)
• M5: 2,470,908 km (0.112 R)
• M6: 3,222,637 km (0.11 R)
• M7: 3,949,234 km (0.06 R)
• M8: 4,545,531 km (0.087 R)
• M9: 4,951,091 km (0.054 R)
• M10: 5,671,854 km (0.118 R)
• M11: 6,171,062 km (0.097 R)
• M12: 6,490,304 km (0.119 R)
• M13: 7,812,749 km (0.093 R)
• M14: 8,502,245 km (0.105 R)
• M15: 9,727,602 km (0.103 R)
• M16: 11,366,446 km (0.103 R)
• M17: 14,158,391 km (0.088 R)
• M18: 14,715,643 km (0.045 R)
• M19: 15,287,556 km (0.084 R)
• M20: 16,810,313 km (0.103 R)
• M21: 17,899,684 km (0.062 R)
• M22: 18,491,494 km (0.072 R)
• M23: 19,157,653 km (0.092 R)
• M24: 19,714,456 km (0.12 R)
• M25: 22,661,833 km (0.031 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 788.7

Radius: 8.8

Gravity: 10.18 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.99 AU - 4.53 AU

Year: 4708 Days

Day: 11.8 Hours

Environment

Temp: -216 °C

Axial Tilt: 79 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 63,223,999 km

• M1: 109,506 km (0.103 R)
• M2: 459,116 km (0.116 R)
• M3: 746,344 km (0.091 R)
• M4: 1,038,359 km (0.064 R)
• M5: 1,522,757 km (0.11 R)
• M6: 2,672,416 km (0.071 R)
• M7: 4,127,854 km (0.096 R)
• M8: 4,518,005 km (0.097 R)
• M9: 6,394,411 km (0.117 R)
• M10: 8,352,049 km (0.104 R)
• M11: 10,634,015 km (0.065 R)
• M12: 11,228,816 km (0.12 R)
• M13: 15,158,752 km (0.117 R)
• M14: 15,503,276 km (0.067 R)
• M15: 16,030,010 km (0.075 R)
• M16: 17,057,598 km (0.113 R)
• M17: 17,682,020 km (0.097 R)
• M18: 19,377,412 km (0.106 R)
• M19: 22,119,392 km (0.113 R)
• M20: 25,999,811 km (0.05 R)
• M21: 27,416,203 km (0.074 R)
• M22: 27,928,277 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.9

Radius: 9.2

Gravity: 6.82 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 3.95 AU - 4.05 AU

Year: 5165 Days

Day: 13.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 63,223,999 km

• M1: 115,041 km (0.067 R)
• M2: 867,219 km (0.089 R)
• M3: 1,176,587 km (0.114 R)
• M4: 1,958,236 km (0.096 R)
• M5: 2,406,132 km (0.047 R)
• M6: 2,706,973 km (0.042 R)
• M7: 4,195,771 km (0.108 R)
• M8: 4,996,569 km (0.073 R)
• M9: 5,321,944 km (0.114 R)
• M10: 7,235,151 km (0.117 R)
• M11: 7,581,770 km (0.114 R)
• M12: 11,267,712 km (0.11 R)
• M13: 13,007,984 km (0.109 R)
• M14: 13,836,157 km (0.118 R)
• M15: 15,426,383 km (0.102 R)
• M16: 16,472,670 km (0.098 R)
• M17: 16,952,580 km (0.083 R)
• M18: 18,384,531 km (0.03 R)
• M19: 18,966,168 km (0.08 R)
• M20: 19,294,535 km (0.115 R)
• M21: 19,895,320 km (0.073 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 682.2

Radius: 9

Gravity: 8.42 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 4.88 AU - 6.58 AU

Year: 8856 Days

Day: 5.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 63,223,999 km

• M1: 145,110 km (0.097 R)
• M2: 555,606 km (0.077 R)
• M3: 1,088,923 km (0.069 R)
• M4: 1,386,024 km (0.109 R)
• M5: 1,888,823 km (0.068 R)
• M6: 2,306,350 km (0.108 R)
• M7: 2,723,878 km (0.092 R)
• M8: 3,168,932 km (0.069 R)
• M9: 3,914,079 km (0.117 R)
• M10: 4,830,964 km (0.076 R)
• M11: 5,324,039 km (0.081 R)
• M12: 8,223,545 km (0.091 R)
• M13: 8,658,725 km (0.11 R)
• M14: 9,340,442 km (0.04 R)
• M15: 11,069,644 km (0.107 R)
• M16: 13,895,997 km (0.102 R)
• M17: 15,279,777 km (0.077 R)
• M18: 16,546,871 km (0.051 R)
• M19: 17,030,820 km (0.095 R)
• M20: 18,318,858 km (0.064 R)
• M21: 18,762,415 km (0.089 R)
• M22: 19,979,992 km (0.103 R)
• M23: 22,069,725 km (0.091 R)
• M24: 23,167,474 km (0.08 R)
• M25: 23,686,130 km (0.116 R)
• M26: 29,711,184 km (0.099 R)
• M27: 32,318,376 km (0.104 R)
• M28: 34,287,533 km (0.075 R)
• M29: 34,735,728 km (0.059 R)
• M30: 36,103,801 km (0.116 R)
• M31: 37,863,969 km (0.038 R)
• M32: 38,825,734 km (0.093 R)
• M33: 43,486,904 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 965.5

Radius: 3.4

Gravity: 83.52 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 9.82 AU - 10 AU

Year: 20143 Days

Day: 16.7 Hours

Environment

Temp: -232 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 63,223,999 km

• M1: 42,336 km (0.03 R)
• M2: 292,763 km (0.059 R)
• M3: 399,875 km (0.064 R)
• M4: 533,616 km (0.059 R)
• M5: 667,805 km (0.073 R)
• M6: 1,211,892 km (0.06 R)
• M7: 1,600,847 km (0.096 R)
• M8: 1,923,081 km (0.065 R)
• M9: 2,694,706 km (0.112 R)
• M10: 2,876,169 km (0.088 R)
• M11: 2,983,430 km (0.055 R)
• M12: 3,234,456 km (0.1 R)
• M13: 4,417,326 km (0.113 R)
• M14: 4,893,496 km (0.079 R)
• M15: 11,273,995 km (0.091 R)
• M16: 12,942,310 km (0.045 R)
• M17: 18,827,191 km (0.069 R)
• M18: 24,673,626 km (0.098 R)
• M19: 24,785,824 km (0.117 R)
• M20: 25,465,746 km (0.052 R)
• M21: 26,157,936 km (0.042 R)
• M22: 29,177,868 km (0.095 R)
• M23: 35,898,253 km (0.099 R)
• M24: 41,645,205 km (0.114 R)
• M25: 61,258,982 km (0.06 R)
• M26: 66,756,853 km (0.106 R)
• M27: 73,498,331 km (0.086 R)
• M28: 76,079,643 km (0.06 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 295.2

Radius: 6.9

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 10.54 AU - 11.16 AU

Year: 23076 Days

Day: 22.2 Hours

Environment

Temp: -228 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 63,223,999 km

• M1: 90,507 km (0.083 R)
• M2: 379,829 km (0.072 R)
• M3: 834,158 km (0.11 R)
• M4: 2,097,063 km (0.1 R)
• M5: 3,415,319 km (0.098 R)
• M6: 3,802,329 km (0.119 R)
• M7: 6,938,349 km (0.119 R)
• M8: 7,514,002 km (0.096 R)
• M9: 7,930,782 km (0.116 R)
• M10: 12,856,291 km (0.076 R)
• M11: 13,119,135 km (0.099 R)
• M12: 26,403,875 km (0.073 R)
• M13: 28,798,338 km (0.098 R)
• M14: 30,862,041 km (0.087 R)
• M15: 31,215,391 km (0.117 R)
• M16: 31,571,434 km (0.115 R)
• M17: 32,533,947 km (0.12 R)
• M18: 33,764,389 km (0.086 R)
• M19: 38,045,282 km (0.06 R)
• M20: 41,662,558 km (0.094 R)
• M21: 47,508,245 km (0.102 R)
• M22: 48,137,004 km (0.073 R)
• M23: 55,078,196 km (0.115 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 154 - 17,630 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit