🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.26 AU - 1.42 AU

Year: 581 Days

Day: 14.5 Hours

Environment

Temp: -37 °C

Axial Tilt: 39.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.69 AU - 2.01 AU

Year: 943 Days

Day: 39.6 Hours

Environment

Temp: -71 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.7 AU - 2.52 AU

Year: 1149 Days

Day: 16 Hours

Environment

Temp: -87 °C

Axial Tilt: 34 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.76 AU - 2.84 AU

Year: 1307 Days

Day: 23.3 Hours

Environment

Temp: -87 °C

Axial Tilt: 39.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 2.29 AU - 3.09 AU

Year: 1653 Days

Day: 18.8 Hours

Environment

Temp: -95 °C

Axial Tilt: 18.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 295.6

Radius: 11.2

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 4.78 AU - 4.78 AU

Year: 3916 Days

Day: 9.3 Hours

Environment

Temp: -140 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 57,725,542 km

• M1: 139,276 km (0.1 R)
• M2: 535,261 km (0.085 R)
• M3: 978,819 km (0.064 R)
• M4: 1,343,688 km (0.075 R)
• M5: 2,037,523 km (0.105 R)
• M6: 2,404,038 km (0.051 R)
• M7: 2,784,016 km (0.096 R)
• M8: 3,837,185 km (0.034 R)
• M9: 5,328,676 km (0.116 R)
• M10: 5,749,196 km (0.099 R)
• M11: 6,299,417 km (0.053 R)
• M12: 6,855,771 km (0.106 R)
• M13: 10,369,227 km (0.114 R)
• M14: 10,869,781 km (0.08 R)
• M15: 11,836,184 km (0.102 R)
• M16: 12,727,936 km (0.107 R)
• M17: 13,437,030 km (0.087 R)
• M18: 14,502,167 km (0.085 R)
• M19: 16,076,685 km (0.114 R)
• M20: 16,539,391 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 669.2

Radius: 13.5

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 6.48 AU - 8.74 AU

Year: 7867 Days

Day: 7.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 62.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 57,725,542 km

• M1: 168,148 km (0.043 R)
• M2: 718,967 km (0.111 R)
• M3: 1,225,356 km (0.092 R)
• M4: 1,768,396 km (0.101 R)
• M5: 2,435,603 km (0.11 R)
• M6: 3,653,330 km (0.114 R)
• M7: 4,603,874 km (0.081 R)
• M8: 5,123,129 km (0.1 R)
• M9: 5,553,671 km (0.085 R)
• M10: 6,143,087 km (0.114 R)
• M11: 7,841,322 km (0.056 R)
• M12: 8,713,178 km (0.057 R)
• M13: 9,239,763 km (0.099 R)
• M14: 12,253,412 km (0.1 R)
• M15: 12,859,433 km (0.085 R)
• M16: 15,549,502 km (0.095 R)
• M17: 18,238,524 km (0.105 R)
• M18: 19,322,510 km (0.118 R)
• M19: 19,917,909 km (0.094 R)
• M20: 20,911,688 km (0.076 R)
• M21: 24,521,335 km (0.117 R)
• M22: 28,623,009 km (0.067 R)
• M23: 32,113,726 km (0.085 R)
• M24: 34,993,635 km (0.106 R)
• M25: 36,327,300 km (0.108 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 69.9

Radius: 9.3

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 10.78 AU - 12.06 AU

Year: 14462 Days

Day: 10.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 57,725,542 km

• M1: 116,387 km (0.118 R)
• M2: 509,979 km (0.106 R)
• M3: 1,140,983 km (0.112 R)
• M4: 1,446,761 km (0.117 R)
• M5: 3,002,728 km (0.054 R)
• M6: 3,492,661 km (0.105 R)
• M7: 5,886,078 km (0.087 R)
• M8: 7,283,322 km (0.068 R)
• M9: 9,610,616 km (0.104 R)
• M10: 13,292,968 km (0.098 R)
• M11: 14,558,865 km (0.084 R)
• M12: 15,333,483 km (0.114 R)
• M13: 17,760,110 km (0.113 R)
• M14: 21,122,172 km (0.095 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 430

Radius: 6.7

Gravity: 9.58 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 11.48 AU - 13.64 AU

Year: 16681 Days

Day: 22.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 57,725,542 km

• M1: 83,476 km (0.114 R)
• M2: 397,631 km (0.084 R)
• M3: 2,080,458 km (0.111 R)
• M4: 4,027,025 km (0.081 R)
• M5: 4,263,091 km (0.117 R)
• M6: 6,659,349 km (0.086 R)
• M7: 8,282,187 km (0.109 R)
• M8: 10,590,632 km (0.11 R)
• M9: 10,870,978 km (0.116 R)
• M10: 13,556,858 km (0.079 R)
• M11: 14,021,509 km (0.108 R)
• M12: 14,634,262 km (0.065 R)
• M13: 16,806,274 km (0.064 R)
• M14: 23,726,521 km (0.093 R)
• M15: 25,889,557 km (0.103 R)
• M16: 27,332,429 km (0.076 R)
• M17: 34,370,260 km (0.119 R)
• M18: 40,038,225 km (0.099 R)
• M19: 41,269,714 km (0.095 R)
• M20: 43,234,981 km (0.085 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: 391 - 10,657 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit