🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.21 AU - 1.39 AU

Year: 561 Days

Day: 43.6 Hours

Environment

Temp: -43 °C

Axial Tilt: 6.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.5 AU - 2.4 AU

Year: 1031 Days

Day: 13.1 Hours

Environment

Temp: -78 °C

Axial Tilt: 20.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.83 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 29.7

Radius: 12.5

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 6.51 AU - 8.91 AU

Year: 8108 Days

Day: 8.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 83,477,757 km

• M1: 158,424 km (0.11 R)
• M2: 608,265 km (0.107 R)
• M3: 1,175,989 km (0.11 R)
• M4: 1,640,341 km (0.064 R)
• M5: 3,331,844 km (0.027 R)
• M6: 5,428,608 km (0.099 R)
• M7: 8,927,103 km (0.107 R)
• M8: 9,499,016 km (0.056 R)
• M9: 10,964,626 km (0.092 R)
• M10: 11,845,608 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443.6

Radius: 14.4

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 9.44 AU - 9.84 AU

Year: 11336 Days

Day: 5.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 83,477,757 km

• M1: 287,078 km (0.085 R)
• M2: 807,679 km (0.044 R)
• M3: 1,529,937 km (0.084 R)
• M4: 2,171,263 km (0.118 R)
• M5: 7,094,380 km (0.062 R)
• M6: 8,671,889 km (0.076 R)
• M7: 10,422,334 km (0.095 R)
• M8: 13,148,456 km (0.103 R)
• M9: 24,044,567 km (0.117 R)
• M10: 25,030,117 km (0.07 R)
• M11: 28,050,648 km (0.119 R)
• M12: 28,942,251 km (0.028 R)
• M13: 29,648,652 km (0.105 R)
• M14: 31,624,242 km (0.096 R)
• M15: 37,359,226 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 723.3

Radius: 12.3

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 10.54 AU - 11.22 AU

Year: 13592 Days

Day: 11 Hours

Environment

Temp: -181 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 83,477,757 km

• M1: 157,078 km (0.047 R)
• M2: 771,925 km (0.087 R)
• M3: 1,302,848 km (0.113 R)
• M4: 2,037,972 km (0.107 R)
• M5: 2,648,929 km (0.087 R)
• M6: 3,615,481 km (0.098 R)
• M7: 4,121,421 km (0.105 R)
• M8: 4,610,606 km (0.106 R)
• M9: 6,474,745 km (0.105 R)
• M10: 7,575,636 km (0.05 R)
• M11: 9,046,782 km (0.08 R)
• M12: 9,717,429 km (0.084 R)
• M13: 10,255,682 km (0.103 R)
• M14: 11,158,206 km (0.118 R)
• M15: 11,569,301 km (0.11 R)
• M16: 14,253,236 km (0.098 R)
• M17: 16,257,848 km (0.081 R)
• M18: 19,186,675 km (0.113 R)
• M19: 20,121,213 km (0.11 R)
• M20: 24,262,830 km (0.088 R)
• M21: 26,688,859 km (0.057 R)
• M22: 27,853,179 km (0.06 R)
• M23: 30,396,642 km (0.067 R)
• M24: 36,196,701 km (0.092 R)
• M25: 37,230,272 km (0.077 R)
• M26: 38,018,055 km (0.11 R)
• M27: 40,036,579 km (0.11 R)
• M28: 45,319,329 km (0.108 R)
• M29: 46,823,086 km (0.055 R)
• M30: 49,455,410 km (0.066 R)
• M31: 57,592,637 km (0.082 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 395.8

Radius: 5.6

Gravity: 12.62 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 14.42 AU - 22.66 AU

Year: 30235 Days

Day: 16.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 83,477,757 km

• M1: 69,713 km (0.068 R)
• M2: 279,449 km (0.071 R)
• M3: 540,048 km (0.086 R)
• M4: 1,071,270 km (0.053 R)
• M5: 1,639,443 km (0.07 R)
• M6: 2,906,537 km (0.096 R)
• M7: 3,584,814 km (0.113 R)
• M8: 4,468,189 km (0.055 R)
• M9: 4,682,713 km (0.063 R)
• M10: 6,887,935 km (0.084 R)
• M11: 7,619,618 km (0.051 R)
• M12: 8,564,628 km (0.11 R)
• M13: 10,371,022 km (0.104 R)
• M14: 10,621,299 km (0.102 R)
• M15: 12,417,072 km (0.046 R)
• M16: 12,628,304 km (0.082 R)
• M17: 14,174,997 km (0.11 R)
• M18: 14,561,109 km (0.045 R)
• M19: 18,539,963 km (0.088 R)
• M20: 18,908,722 km (0.065 R)
• M21: 21,325,326 km (0.089 R)
• M22: 21,832,313 km (0.06 R)
• M23: 22,037,262 km (0.116 R)
• M24: 22,451,050 km (0.101 R)
• M25: 27,232,348 km (0.11 R)
• M26: 28,434,067 km (0.093 R)
• M27: 29,296,050 km (0.088 R)
• M28: 32,383,601 km (0.105 R)
• M29: 47,761,364 km (0.112 R)
• M30: 49,329,599 km (0.083 R)
• M31: 49,682,799 km (0.088 R)
• M32: 50,572,907 km (0.088 R)
• M33: 66,297,588 km (0.069 R)
• M34: 67,159,570 km (0.097 R)
• M35: 70,906,399 km (0.1 R)
• M36: 73,403,486 km (0.055 R)
• M37: 74,094,629 km (0.118 R)
• M38: 83,227,728 km (0.068 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 549 - 19,245 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit