🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.69 AU - 0.79 AU

Year: 242 Days

Day: 40.4 Hours

Environment

Temp: 101 °C

Axial Tilt: 20.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.91 AU - 3.1 AU

Year: 1505 Days

Day: 15.2 Hours

Environment

Temp: -100 °C

Axial Tilt: 11.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 99,395,443 km

• M1: 286,929 km (0.091 R)
• M2: 393,143 km (0.089 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 3.31 AU - 4.51 AU

Year: 2944 Days

Day: 24.5 Hours

Environment

Temp: -139 °C

Axial Tilt: 49.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 99,395,443 km

• M1: 497,114 km (0.119 R)

Asteroid Belt

Center: 4.92 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 232.9

Radius: 8.4

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 5.88 AU - 5.98 AU

Year: 5499 Days

Day: 5.1 Hours

Environment

Temp: -166 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 99,395,443 km

• M1: 104,419 km (0.088 R)
• M2: 421,268 km (0.088 R)
• M3: 937,231 km (0.113 R)
• M4: 1,832,424 km (0.111 R)
• M5: 2,469,711 km (0.088 R)
• M6: 3,394,376 km (0.088 R)
• M7: 3,966,887 km (0.104 R)
• M8: 5,202,565 km (0.11 R)
• M9: 6,618,210 km (0.111 R)
• M10: 7,008,810 km (0.113 R)
• M11: 7,446,832 km (0.077 R)
• M12: 8,308,516 km (0.109 R)
• M13: 9,015,366 km (0.097 R)
• M14: 9,915,796 km (0.098 R)
• M15: 10,999,034 km (0.079 R)
• M16: 12,654,633 km (0.101 R)
• M17: 14,025,100 km (0.034 R)
• M18: 14,975,046 km (0.055 R)
• M19: 17,170,245 km (0.098 R)
• M20: 19,327,746 km (0.098 R)
• M21: 19,817,080 km (0.089 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 681.4

Radius: 8.6

Gravity: 9.21 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 5.47 AU - 8.61 AU

Year: 7113 Days

Day: 13.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 99,395,443 km

• M1: 108,458 km (0.117 R)
• M2: 838,795 km (0.064 R)
• M3: 1,641,238 km (0.092 R)
• M4: 2,558,572 km (0.107 R)
• M5: 3,279,933 km (0.1 R)
• M6: 4,338,039 km (0.092 R)
• M7: 5,003,600 km (0.083 R)
• M8: 6,712,756 km (0.107 R)
• M9: 7,335,083 km (0.079 R)
• M10: 7,995,258 km (0.087 R)
• M11: 8,401,865 km (0.108 R)
• M12: 10,742,324 km (0.102 R)
• M13: 14,836,967 km (0.08 R)
• M14: 15,576,429 km (0.119 R)
• M15: 24,121,909 km (0.063 R)
• M16: 26,730,148 km (0.114 R)
• M17: 28,475,805 km (0.07 R)
• M18: 28,947,637 km (0.072 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 862.2

Radius: 6.7

Gravity: 19.21 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 14.3 AU - 19.12 AU

Year: 26011 Days

Day: 18.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 99,395,443 km

• M1: 119,828 km (0.118 R)
• M2: 351,705 km (0.065 R)
• M3: 607,517 km (0.039 R)
• M4: 1,028,485 km (0.055 R)
• M5: 1,242,560 km (0.104 R)
• M6: 2,468,664 km (0.069 R)
• M7: 2,750,506 km (0.1 R)
• M8: 3,082,315 km (0.091 R)
• M9: 3,318,230 km (0.089 R)
• M10: 5,037,260 km (0.095 R)
• M11: 5,751,889 km (0.112 R)
• M12: 6,295,826 km (0.059 R)
• M13: 7,913,578 km (0.086 R)
• M14: 9,916,693 km (0.107 R)
• M15: 15,398,109 km (0.112 R)
• M16: 18,100,295 km (0.096 R)
• M17: 21,208,341 km (0.112 R)
• M18: 22,943,825 km (0.102 R)
• M19: 23,167,175 km (0.118 R)
• M20: 24,421,852 km (0.087 R)
• M21: 26,449,053 km (0.106 R)
• M22: 27,945,929 km (0.109 R)
• M23: 30,295,663 km (0.069 R)
• M24: 32,072,287 km (0.051 R)
• M25: 33,773,066 km (0.106 R)
• M26: 35,682,383 km (0.1 R)
• M27: 39,234,585 km (0.057 R)
• M28: 43,185,315 km (0.112 R)
• M29: 45,961,552 km (0.066 R)
• M30: 52,058,862 km (0.087 R)
• M31: 52,444,825 km (0.059 R)
• M32: 59,301,494 km (0.098 R)
• M33: 61,211,559 km (0.052 R)
• M34: 65,154,061 km (0.092 R)
• M35: 72,575,163 km (0.061 R)
• M36: 73,298,469 km (0.111 R)
• M37: 76,239,862 km (0.094 R)
• M38: 91,570,502 km (0.034 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 996.4

Radius: 3.2

Gravity: 97.3 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 13.39 AU - 20.17 AU

Year: 26175 Days

Day: 22 Hours

Environment

Temp: -207 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 99,395,443 km

• M1: 39,943 km (0.112 R)
• M2: 401,969 km (0.065 R)
• M3: 792,719 km (0.106 R)
• M4: 928,105 km (0.074 R)
• M5: 1,093,411 km (0.098 R)
• M6: 1,344,137 km (0.033 R)
• M7: 1,483,113 km (0.116 R)
• M8: 1,612,515 km (0.088 R)
• M9: 2,327,593 km (0.095 R)
• M10: 2,451,909 km (0.105 R)
• M11: 2,965,329 km (0.068 R)
• M12: 4,460,709 km (0.114 R)
• M13: 4,691,988 km (0.048 R)
• M14: 5,477,227 km (0.116 R)
• M15: 6,589,487 km (0.106 R)
• M16: 6,738,337 km (0.104 R)
• M17: 7,955,166 km (0.119 R)
• M18: 8,527,079 km (0.039 R)
• M19: 14,288,541 km (0.073 R)
• M20: 14,790,293 km (0.093 R)
• M21: 16,185,891 km (0.104 R)
• M22: 16,548,068 km (0.098 R)
• M23: 17,008,380 km (0.107 R)
• M24: 17,954,288 km (0.043 R)
• M25: 21,979,218 km (0.047 R)
• M26: 22,089,771 km (0.07 R)
• M27: 23,790,998 km (0.081 R)
• M28: 27,069,585 km (0.08 R)
• M29: 32,318,226 km (0.113 R)
• M30: 33,181,556 km (0.114 R)
• M31: 38,525,640 km (0.101 R)
• M32: 50,684,507 km (0.105 R)
• M33: 53,428,580 km (0.066 R)
• M34: 55,448,152 km (0.098 R)
• M35: 58,784,184 km (0.058 R)
• M36: 59,853,510 km (0.115 R)
• M37: 88,723,655 km (0.07 R)
• M38: 95,021,875 km (0.116 R)
• M39: 101,000,105 km (0.066 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 781.9

Radius: 5.7

Gravity: 24.07 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 14.43 AU - 20.63 AU

Year: 27949 Days

Day: 22.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 99,395,443 km

• M1: 72,705 km (0.119 R)
• M2: 784,940 km (0.093 R)
• M3: 2,204,923 km (0.1 R)
• M4: 4,900,826 km (0.113 R)
• M5: 5,739,023 km (0.114 R)
• M6: 6,192,305 km (0.097 R)
• M7: 7,588,502 km (0.119 R)
• M8: 8,134,384 km (0.106 R)
• M9: 8,705,998 km (0.098 R)
• M10: 11,900,062 km (0.08 R)
• M11: 12,862,724 km (0.09 R)
• M12: 13,480,264 km (0.086 R)
• M13: 19,550,647 km (0.088 R)
• M14: 21,632,450 km (0.081 R)
• M15: 26,476,130 km (0.072 R)
• M16: 29,280,193 km (0.117 R)
• M17: 33,270,716 km (0.096 R)
• M18: 37,453,323 km (0.109 R)
• M19: 54,635,087 km (0.068 R)
• M20: 56,863,347 km (0.097 R)
• M21: 60,853,571 km (0.081 R)
• M22: 73,204,970 km (0.089 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 244 - 18,504 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit