🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.91 AU - 1.33 AU

Year: 442 Days

Day: 46.7 Hours

Environment

Temp: -5 °C

Axial Tilt: 31.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 104,354,712 km

• M1: 38,596 km (0.092 R)
• M2: 81,381 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.48 AU - 1.64 AU

Year: 726 Days

Day: 16.9 Hours

Environment

Temp: -54 °C

Axial Tilt: 24.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 104,354,712 km

• M1: 23,786 km (0.034 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 2.92 AU - 3.2 AU

Year: 1995 Days

Day: 19.4 Hours

Environment

Temp: -112 °C

Axial Tilt: 46.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 405.8

Radius: 10.5

Gravity: 3.68 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 4.56 AU - 7.42 AU

Year: 5465 Days

Day: 11.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 104,354,712 km

• M1: 130,599 km (0.077 R)
• M2: 524,341 km (0.106 R)
• M3: 853,605 km (0.113 R)
• M4: 1,432,699 km (0.083 R)
• M5: 1,870,273 km (0.103 R)
• M6: 3,036,986 km (0.112 R)
• M7: 4,139,971 km (0.099 R)
• M8: 5,382,531 km (0.102 R)
• M9: 6,858,464 km (0.106 R)
• M10: 8,775,561 km (0.081 R)
• M11: 9,434,240 km (0.104 R)
• M12: 10,001,366 km (0.101 R)
• M13: 11,292,844 km (0.073 R)
• M14: 12,025,574 km (0.1 R)
• M15: 13,035,061 km (0.098 R)
• M16: 13,944,466 km (0.051 R)
• M17: 14,627,081 km (0.107 R)
• M18: 17,764,448 km (0.051 R)
• M19: 19,913,721 km (0.086 R)
• M20: 21,949,448 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541.8

Radius: 12.3

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 8.84 AU - 9.1 AU

Year: 10015 Days

Day: 9.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 104,354,712 km

• M1: 156,479 km (0.107 R)
• M2: 1,102,985 km (0.104 R)
• M3: 3,068,701 km (0.111 R)
• M4: 3,644,204 km (0.059 R)
• M5: 7,509,963 km (0.117 R)
• M6: 8,256,157 km (0.082 R)
• M7: 8,647,505 km (0.076 R)
• M8: 9,945,117 km (0.026 R)
• M9: 10,845,397 km (0.099 R)
• M10: 17,710,892 km (0.061 R)
• M11: 18,882,692 km (0.094 R)
• M12: 23,566,003 km (0.071 R)
• M13: 28,574,240 km (0.089 R)
• M14: 31,431,410 km (0.086 R)
• M15: 41,012,107 km (0.065 R)
• M16: 43,712,348 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879.6

Radius: 15

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 8.42 AU - 12.9 AU

Year: 12974 Days

Day: 13.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 104,354,712 km

• M1: 186,549 km (0.12 R)
• M2: 734,675 km (0.058 R)
• M3: 2,081,355 km (0.026 R)
• M4: 2,858,516 km (0.114 R)
• M5: 3,550,406 km (0.076 R)
• M6: 11,037,780 km (0.051 R)
• M7: 14,419,589 km (0.074 R)
• M8: 16,921,614 km (0.08 R)
• M9: 17,629,810 km (0.104 R)
• M10: 19,700,992 km (0.081 R)
• M11: 27,741,280 km (0.107 R)
• M12: 31,233,343 km (0.114 R)
• M13: 37,335,290 km (0.077 R)
• M14: 42,294,460 km (0.114 R)
• M15: 47,211,442 km (0.066 R)
• M16: 51,344,532 km (0.05 R)
• M17: 55,196,528 km (0.086 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 752.7

Radius: 5.5

Gravity: 24.88 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 17.63 AU - 18.13 AU

Year: 28184 Days

Day: 16.5 Hours

Environment

Temp: -210 °C

Axial Tilt: 150.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 104,354,712 km

• M1: 68,366 km (0.088 R)
• M2: 1,034,918 km (0.081 R)
• M3: 1,348,326 km (0.118 R)
• M4: 2,626,191 km (0.087 R)
• M5: 3,485,331 km (0.071 R)
• M6: 3,677,415 km (0.107 R)
• M7: 4,118,280 km (0.102 R)
• M8: 4,333,252 km (0.08 R)
• M9: 5,186,409 km (0.096 R)
• M10: 5,437,434 km (0.106 R)
• M11: 6,333,076 km (0.109 R)
• M12: 10,704,924 km (0.071 R)
• M13: 11,043,614 km (0.09 R)
• M14: 12,544,829 km (0.09 R)
• M15: 14,421,235 km (0.041 R)
• M16: 15,684,439 km (0.119 R)
• M17: 17,203,306 km (0.112 R)
• M18: 18,817,617 km (0.067 R)
• M19: 19,813,041 km (0.112 R)
• M20: 22,786,000 km (0.119 R)
• M21: 25,680,270 km (0.074 R)
• M22: 29,334,048 km (0.093 R)
• M23: 32,749,667 km (0.107 R)
• M24: 34,041,444 km (0.082 R)
• M25: 39,068,681 km (0.064 R)
• M26: 48,325,199 km (0.088 R)
• M27: 49,622,661 km (0.101 R)
• M28: 56,868,583 km (0.078 R)
• M29: 58,731,974 km (0.096 R)
• M30: 60,208,954 km (0.097 R)
• M31: 65,012,243 km (0.105 R)
• M32: 71,010,519 km (0.053 R)
• M33: 77,619,005 km (0.104 R)
• M34: 79,909,797 km (0.113 R)
• M35: 97,219,916 km (0.093 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 832.7

Radius: 5.3

Gravity: 29.64 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 15.15 AU - 21.41 AU

Year: 29135 Days

Day: 18.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 104,354,712 km

• M1: 66,272 km (0.067 R)
• M2: 485,146 km (0.082 R)
• M3: 875,447 km (0.092 R)
• M4: 1,088,025 km (0.119 R)
• M5: 1,351,467 km (0.104 R)
• M6: 1,795,174 km (0.066 R)
• M7: 2,429,619 km (0.044 R)
• M8: 2,662,393 km (0.095 R)
• M9: 6,299,866 km (0.099 R)
• M10: 6,840,961 km (0.066 R)
• M11: 7,519,836 km (0.116 R)
• M12: 7,792,403 km (0.112 R)
• M13: 8,650,198 km (0.062 R)
• M14: 10,019,617 km (0.086 R)
• M15: 10,551,587 km (0.107 R)
• M16: 12,946,200 km (0.115 R)
• M17: 20,625,058 km (0.106 R)
• M18: 27,276,629 km (0.09 R)
• M19: 29,372,196 km (0.042 R)
• M20: 38,991,488 km (0.079 R)
• M21: 40,137,857 km (0.072 R)
• M22: 43,188,606 km (0.069 R)
• M23: 45,846,212 km (0.063 R)
• M24: 50,321,732 km (0.113 R)
• M25: 52,466,816 km (0.067 R)
• M26: 55,284,192 km (0.103 R)
• M27: 60,129,069 km (0.062 R)
• M28: 62,542,980 km (0.113 R)
• M29: 64,338,603 km (0.105 R)
• M30: 65,707,723 km (0.085 R)
• M31: 74,582,018 km (0.102 R)
• M32: 81,805,052 km (0.088 R)
• M33: 85,585,391 km (0.036 R)
• M34: 91,758,547 km (0.119 R)
• M35: 96,133,387 km (0.084 R)
• M36: 96,429,890 km (0.086 R)
• M37: 98,522,465 km (0.095 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: 466 - 13,943 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit