🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.48 AU - 0.56 AU

Year: 166 Days

Day: 23.1 Hours

Environment

Temp: 33 °C

Axial Tilt: 28.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 72,665,869 km

• M1: 188,942 km (0.096 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.48 AU - 0.68 AU

Year: 196 Days

Day: 14.8 Hours

Environment

Temp: 20 °C

Axial Tilt: 6.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1.69 AU - 2.17 AU

Year: 1188 Days

Day: 23.8 Hours

Environment

Temp: -124 °C

Axial Tilt: 47.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,665,869 km

• M1: 403,914 km (0.106 R)

Asteroid Belt

Center: 2.37 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 532.3

Radius: 9.5

Gravity: 5.9 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 2.4 AU - 3.22 AU

Year: 2086 Days

Day: 7.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 72,665,869 km

• M1: 118,182 km (0.092 R)
• M2: 777,759 km (0.112 R)
• M3: 1,102,686 km (0.106 R)
• M4: 1,410,858 km (0.071 R)
• M5: 1,916,947 km (0.099 R)
• M6: 2,473,900 km (0.039 R)
• M7: 2,952,164 km (0.054 R)
• M8: 3,407,989 km (0.085 R)
• M9: 3,731,569 km (0.092 R)
• M10: 4,094,494 km (0.089 R)
• M11: 4,461,009 km (0.06 R)
• M12: 5,670,806 km (0.094 R)
• M13: 6,402,639 km (0.111 R)
• M14: 7,278,984 km (0.111 R)
• M15: 7,645,498 km (0.098 R)
• M16: 8,631,348 km (0.111 R)
• M17: 11,146,986 km (0.053 R)
• M18: 11,558,679 km (0.066 R)
• M19: 13,141,874 km (0.048 R)
• M20: 13,686,260 km (0.108 R)
• M21: 14,730,603 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 930.3

Radius: 14.7

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 2.53 AU - 3.15 AU

Year: 2120 Days

Day: 10.1 Hours

Environment

Temp: -137 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 72,665,869 km

• M1: 183,257 km (0.108 R)
• M2: 657,782 km (0.107 R)
• M3: 1,387,969 km (0.116 R)
• M4: 2,249,653 km (0.118 R)
• M5: 3,191,521 km (0.104 R)
• M6: 3,867,105 km (0.096 R)
• M7: 4,572,609 km (0.117 R)
• M8: 5,268,089 km (0.107 R)
• M9: 7,334,335 km (0.066 R)
• M10: 7,848,652 km (0.103 R)
• M11: 8,882,374 km (0.068 R)
• M12: 10,791,990 km (0.109 R)
• M13: 13,671,450 km (0.099 R)
• M14: 14,266,551 km (0.087 R)
• M15: 15,167,279 km (0.092 R)
• M16: 16,821,383 km (0.088 R)
• M17: 17,558,452 km (0.076 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 620

Radius: 6.7

Gravity: 13.81 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 8.62 AU - 11.32 AU

Year: 13944 Days

Day: 20 Hours

Environment

Temp: -195 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 72,665,869 km

• M1: 83,326 km (0.077 R)
• M2: 298,448 km (0.071 R)
• M3: 531,820 km (0.102 R)
• M4: 975,378 km (0.057 R)
• M5: 1,581,997 km (0.118 R)
• M6: 2,178,893 km (0.093 R)
• M7: 2,435,603 km (0.105 R)
• M8: 2,893,372 km (0.045 R)
• M9: 3,484,882 km (0.114 R)
• M10: 5,744,857 km (0.082 R)
• M11: 7,092,136 km (0.111 R)
• M12: 10,898,055 km (0.1 R)
• M13: 12,194,470 km (0.092 R)
• M14: 12,565,174 km (0.105 R)
• M15: 12,943,507 km (0.08 R)
• M16: 14,949,465 km (0.039 R)
• M17: 16,322,025 km (0.055 R)
• M18: 16,924,306 km (0.11 R)
• M19: 18,253,334 km (0.083 R)
• M20: 21,205,797 km (0.103 R)
• M21: 23,028,348 km (0.117 R)
• M22: 24,170,678 km (0.101 R)
• M23: 25,751,777 km (0.104 R)
• M24: 26,774,429 km (0.102 R)
• M25: 28,466,380 km (0.088 R)
• M26: 30,340,692 km (0.089 R)
• M27: 49,628,046 km (0.105 R)
• M28: 53,150,478 km (0.061 R)
• M29: 54,139,320 km (0.056 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 884.9

Radius: 3

Gravity: 98.32 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 9.47 AU - 11.05 AU

Year: 14556 Days

Day: 16.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 72,665,869 km

• M1: 39,643 km (0.12 R)
• M2: 237,412 km (0.028 R)
• M3: 489,783 km (0.061 R)
• M4: 614,698 km (0.059 R)
• M5: 821,143 km (0.085 R)
• M6: 1,385,875 km (0.076 R)
• M7: 1,508,395 km (0.089 R)
• M8: 1,938,639 km (0.106 R)
• M9: 3,628,048 km (0.092 R)
• M10: 5,553,372 km (0.059 R)
• M11: 5,707,009 km (0.067 R)
• M12: 5,823,995 km (0.045 R)
• M13: 7,084,058 km (0.064 R)
• M14: 8,313,902 km (0.117 R)
• M15: 9,405,667 km (0.062 R)
• M16: 9,845,634 km (0.109 R)
• M17: 10,531,092 km (0.104 R)
• M18: 11,186,779 km (0.032 R)
• M19: 11,805,965 km (0.072 R)
• M20: 12,059,982 km (0.1 R)
• M21: 12,710,882 km (0.099 R)
• M22: 13,522,451 km (0.084 R)
• M23: 13,800,553 km (0.102 R)
• M24: 17,604,528 km (0.062 R)
• M25: 25,574,803 km (0.115 R)
• M26: 27,635,663 km (0.1 R)
• M27: 32,702,693 km (0.111 R)
• M28: 32,952,372 km (0.112 R)
• M29: 35,651,117 km (0.114 R)
• M30: 36,851,491 km (0.094 R)
• M31: 40,041,067 km (0.109 R)
• M32: 40,757,940 km (0.119 R)
• M33: 42,217,267 km (0.118 R)
• M34: 42,365,070 km (0.066 R)
• M35: 44,624,147 km (0.115 R)
• M36: 47,439,430 km (0.059 R)
• M37: 50,204,746 km (0.113 R)
• M38: 61,388,384 km (0.068 R)
• M39: 63,110,106 km (0.065 R)
• M40: 64,275,772 km (0.073 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 868.2

Radius: 4.6

Gravity: 41.03 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 10.25 AU - 12.13 AU

Year: 16580 Days

Day: 17.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 72,665,869 km

• M1: 59,241 km (0.06 R)
• M2: 252,222 km (0.054 R)
• M3: 426,653 km (0.089 R)
• M4: 673,639 km (0.064 R)
• M5: 1,178,083 km (0.071 R)
• M6: 1,502,262 km (0.105 R)
• M7: 1,702,873 km (0.057 R)
• M8: 2,392,070 km (0.118 R)
• M9: 3,646,299 km (0.03 R)
• M10: 3,794,999 km (0.056 R)
• M11: 4,809,572 km (0.107 R)
• M12: 5,061,494 km (0.112 R)
• M13: 5,591,819 km (0.108 R)
• M14: 5,911,061 km (0.069 R)
• M15: 6,327,092 km (0.092 R)
• M16: 7,404,795 km (0.045 R)
• M17: 7,789,711 km (0.036 R)
• M18: 8,087,111 km (0.084 R)
• M19: 9,297,657 km (0.104 R)
• M20: 9,464,010 km (0.111 R)
• M21: 11,051,543 km (0.117 R)
• M22: 12,469,880 km (0.081 R)
• M23: 13,717,227 km (0.075 R)
• M24: 14,077,908 km (0.11 R)
• M25: 18,824,648 km (0.107 R)
• M26: 21,217,915 km (0.072 R)
• M27: 22,887,726 km (0.119 R)
• M28: 23,806,257 km (0.076 R)
• M29: 30,322,890 km (0.098 R)
• M30: 40,976,502 km (0.111 R)
• M31: 46,563,384 km (0.096 R)
• M32: 49,033,694 km (0.105 R)
• M33: 51,416,788 km (0.075 R)
• M34: 53,876,028 km (0.117 R)
• M35: 55,497,668 km (0.109 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 459 - 10,563 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit