🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.38 AU - 0.62 AU

Year: 225 Days

Day: 19.7 Hours

Environment

Temp: -116 °C

Axial Tilt: 46.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,661,574 km

• M1: 251,324 km (0.072 R)

Asteroid Belt

Center: 0.78 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 404.9

Radius: 9.6

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.96 AU - 1.16 AU

Year: 694 Days

Day: 11.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 64,661,574 km

• M1: 119,379 km (0.069 R)
• M2: 462,856 km (0.112 R)
• M3: 852,857 km (0.09 R)
• M4: 1,297,612 km (0.078 R)
• M5: 2,321,161 km (0.116 R)
• M6: 3,189,875 km (0.114 R)
• M7: 4,408,649 km (0.075 R)
• M8: 4,903,669 km (0.114 R)
• M9: 5,662,130 km (0.052 R)
• M10: 6,172,408 km (0.093 R)
• M11: 6,535,931 km (0.065 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 407.6

Radius: 13.9

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.93 AU - 2.51 AU

Year: 2103 Days

Day: 9.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 64,661,574 km

• M1: 172,935 km (0.05 R)
• M2: 1,261,708 km (0.091 R)
• M3: 1,840,054 km (0.119 R)
• M4: 2,281,667 km (0.114 R)
• M5: 2,740,334 km (0.043 R)
• M6: 3,184,939 km (0.116 R)
• M7: 3,779,291 km (0.107 R)
• M8: 4,333,701 km (0.064 R)
• M9: 4,921,620 km (0.064 R)
• M10: 6,020,417 km (0.082 R)
• M11: 6,703,929 km (0.07 R)
• M12: 7,143,747 km (0.08 R)
• M13: 7,882,162 km (0.096 R)
• M14: 9,706,209 km (0.106 R)
• M15: 10,543,957 km (0.066 R)
• M16: 12,021,685 km (0.107 R)
• M17: 13,227,743 km (0.043 R)
• M18: 13,881,037 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.5

Radius: 14.8

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 2.75 AU - 4.45 AU

Year: 4343 Days

Day: 11.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 64,661,574 km

• M1: 184,005 km (0.103 R)
• M2: 928,704 km (0.119 R)
• M3: 1,929,065 km (0.111 R)
• M4: 2,892,924 km (0.098 R)
• M5: 4,159,120 km (0.098 R)
• M6: 7,294,691 km (0.093 R)
• M7: 7,988,526 km (0.106 R)
• M8: 8,520,347 km (0.072 R)
• M9: 10,144,830 km (0.049 R)
• M10: 11,967,830 km (0.065 R)
• M11: 14,143,731 km (0.077 R)
• M12: 15,124,195 km (0.105 R)
• M13: 17,111,453 km (0.03 R)
• M14: 18,741,172 km (0.118 R)

Asteroid Belt

Center: 3.99 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 455.4

Radius: 9.8

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 4.27 AU - 4.49 AU

Year: 5828 Days

Day: 11.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 64,661,574 km

• M1: 122,371 km (0.11 R)
• M2: 439,967 km (0.117 R)
• M3: 954,734 km (0.101 R)
• M4: 1,716,935 km (0.076 R)
• M5: 2,125,337 km (0.091 R)
• M6: 2,788,355 km (0.04 R)
• M7: 3,139,760 km (0.043 R)
• M8: 3,604,860 km (0.109 R)
• M9: 6,152,661 km (0.084 R)
• M10: 6,463,526 km (0.088 R)
• M11: 8,554,904 km (0.049 R)
• M12: 8,982,455 km (0.098 R)
• M13: 9,464,908 km (0.099 R)
• M14: 11,522,926 km (0.082 R)
• M15: 12,631,745 km (0.102 R)
• M16: 14,893,366 km (0.096 R)
• M17: 16,682,556 km (0.091 R)
• M18: 18,226,406 km (0.053 R)
• M19: 19,329,242 km (0.092 R)
• M20: 21,312,311 km (0.039 R)
• M21: 23,805,808 km (0.086 R)
• M22: 24,419,608 km (0.118 R)
• M23: 27,063,751 km (0.072 R)
• M24: 28,155,815 km (0.086 R)
• M25: 28,669,684 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 480.6

Radius: 7.9

Gravity: 7.7 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 7.58 AU - 11.48 AU

Year: 18706 Days

Day: 22.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 64,661,574 km

• M1: 98,286 km (0.093 R)
• M2: 348,114 km (0.072 R)
• M3: 630,405 km (0.089 R)
• M4: 1,013,226 km (0.048 R)
• M5: 1,259,464 km (0.076 R)
• M6: 1,561,652 km (0.102 R)
• M7: 1,930,112 km (0.104 R)
• M8: 3,811,455 km (0.086 R)
• M9: 5,124,774 km (0.034 R)
• M10: 9,124,124 km (0.046 R)
• M11: 9,440,822 km (0.116 R)
• M12: 10,321,206 km (0.101 R)
• M13: 11,992,065 km (0.086 R)
• M14: 12,500,847 km (0.098 R)
• M15: 14,254,134 km (0.036 R)
• M16: 16,473,867 km (0.11 R)
• M17: 19,170,818 km (0.056 R)
• M18: 19,603,604 km (0.118 R)
• M19: 23,011,444 km (0.098 R)
• M20: 24,906,101 km (0.119 R)
• M21: 25,421,465 km (0.111 R)
• M22: 26,473,587 km (0.111 R)
• M23: 30,619,243 km (0.113 R)
• M24: 32,416,512 km (0.094 R)
• M25: 37,551,010 km (0.108 R)
• M26: 39,191,052 km (0.114 R)
• M27: 40,593,831 km (0.112 R)
• M28: 41,164,098 km (0.091 R)
• M29: 50,045,724 km (0.088 R)
• M30: 52,534,434 km (0.053 R)
• M31: 53,211,663 km (0.096 R)
• M32: 55,628,267 km (0.118 R)
• M33: 60,493,489 km (0.051 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 390 - 17,814 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit