🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.59 AU - 0.97 AU

Year: 249 Days

Day: 44.7 Hours

Environment

Temp: 178 °C

Axial Tilt: 21 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 81,512,047 km

• M1: 85,420 km (0.107 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.19 AU - 1.29 AU

Year: 499 Days

Day: 22.6 Hours

Environment

Temp: 4 °C

Axial Tilt: 11.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 81,512,047 km

• M1: 40,391 km (0.08 R)

Asteroid Belt

Center: 4.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 184.7

Radius: 14.3

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 7.51 AU - 8.81 AU

Year: 8430 Days

Day: 14.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 81,512,047 km

• M1: 185,352 km (0.064 R)
• M2: 736,470 km (0.099 R)
• M3: 3,427,886 km (0.113 R)
• M4: 5,397,491 km (0.084 R)
• M5: 9,514,724 km (0.076 R)
• M6: 13,157,133 km (0.061 R)
• M7: 15,482,931 km (0.076 R)
• M8: 16,920,566 km (0.1 R)
• M9: 20,461,398 km (0.118 R)
• M10: 21,697,226 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 470.1

Radius: 14

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 8.04 AU - 11.74 AU

Year: 11248 Days

Day: 6.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 81,512,047 km

• M1: 175,329 km (0.034 R)
• M2: 659,128 km (0.055 R)
• M3: 1,131,857 km (0.11 R)
• M4: 1,694,944 km (0.12 R)
• M5: 2,519,228 km (0.085 R)
• M6: 2,981,635 km (0.09 R)
• M7: 3,622,064 km (0.092 R)
• M8: 4,352,999 km (0.109 R)
• M9: 4,934,037 km (0.081 R)
• M10: 5,971,498 km (0.042 R)
• M11: 6,994,598 km (0.11 R)
• M12: 8,434,178 km (0.099 R)
• M13: 10,362,345 km (0.077 R)
• M14: 12,742,447 km (0.11 R)
• M15: 14,309,186 km (0.074 R)
• M16: 15,933,669 km (0.081 R)
• M17: 16,478,654 km (0.116 R)
• M18: 17,605,874 km (0.119 R)
• M19: 18,859,355 km (0.088 R)
• M20: 19,779,382 km (0.12 R)
• M21: 24,563,522 km (0.088 R)
• M22: 27,078,262 km (0.05 R)
• M23: 27,659,599 km (0.111 R)
• M24: 28,150,430 km (0.088 R)
• M25: 44,241,925 km (0.033 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 869.4

Radius: 4.9

Gravity: 36.21 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 12.81 AU - 12.83 AU

Year: 16601 Days

Day: 23.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 81,512,047 km

• M1: 199,564 km (0.104 R)
• M2: 437,424 km (0.098 R)
• M3: 625,319 km (0.115 R)
• M4: 835,055 km (0.08 R)
• M5: 1,053,468 km (0.062 R)
• M6: 1,984,865 km (0.088 R)
• M7: 2,185,026 km (0.069 R)
• M8: 3,258,690 km (0.076 R)
• M9: 4,274,610 km (0.12 R)
• M10: 6,685,678 km (0.05 R)
• M11: 7,608,697 km (0.073 R)
• M12: 8,050,759 km (0.073 R)
• M13: 8,252,567 km (0.069 R)
• M14: 11,068,896 km (0.109 R)
• M15: 17,724,655 km (0.082 R)
• M16: 18,412,805 km (0.11 R)
• M17: 24,047,110 km (0.073 R)
• M18: 35,228,055 km (0.106 R)
• M19: 38,839,347 km (0.048 R)
• M20: 45,979,654 km (0.075 R)
• M21: 46,949,646 km (0.047 R)
• M22: 52,354,916 km (0.048 R)
• M23: 55,388,312 km (0.099 R)
• M24: 55,935,392 km (0.076 R)
• M25: 57,972,616 km (0.048 R)
• M26: 58,160,361 km (0.101 R)
• M27: 60,443,374 km (0.076 R)
• M28: 62,588,159 km (0.047 R)
• M29: 68,694,145 km (0.093 R)
• M30: 69,748,960 km (0.065 R)
• M31: 72,107,370 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 403.5

Radius: 6.8

Gravity: 8.73 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 17.57 AU - 19.53 AU

Year: 28894 Days

Day: 18.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 81,512,047 km

• M1: 85,271 km (0.086 R)
• M2: 322,683 km (0.114 R)
• M3: 567,425 km (0.117 R)
• M4: 849,417 km (0.11 R)
• M5: 2,111,873 km (0.106 R)
• M6: 2,327,444 km (0.087 R)
• M7: 3,370,440 km (0.077 R)
• M8: 3,979,453 km (0.086 R)
• M9: 4,242,596 km (0.048 R)
• M10: 6,468,762 km (0.109 R)
• M11: 7,259,985 km (0.093 R)
• M12: 8,811,315 km (0.101 R)
• M13: 11,666,540 km (0.054 R)
• M14: 12,835,348 km (0.119 R)
• M15: 13,780,357 km (0.108 R)
• M16: 15,243,873 km (0.113 R)
• M17: 16,554,201 km (0.09 R)
• M18: 19,397,309 km (0.044 R)
• M19: 19,964,285 km (0.12 R)
• M20: 23,601,158 km (0.114 R)
• M21: 26,834,268 km (0.116 R)
• M22: 29,228,282 km (0.068 R)
• M23: 29,723,751 km (0.077 R)
• M24: 31,501,572 km (0.082 R)
• M25: 32,153,370 km (0.116 R)
• M26: 33,890,051 km (0.108 R)
• M27: 34,850,619 km (0.086 R)
• M28: 35,829,288 km (0.093 R)
• M29: 37,695,073 km (0.11 R)
• M30: 40,537,133 km (0.11 R)
• M31: 41,463,593 km (0.043 R)
• M32: 46,308,021 km (0.044 R)
• M33: 49,563,570 km (0.06 R)
• M34: 54,634,638 km (0.104 R)
• M35: 57,102,255 km (0.078 R)
• M36: 58,461,352 km (0.114 R)
• M37: 69,239,130 km (0.078 R)
• M38: 70,784,028 km (0.064 R)
• M39: 74,631,386 km (0.106 R)

Kuiper Belt

Range: 30.3 - 46.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 207 - 18,102 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit