🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.89 AU - 1.41 AU

Year: 462 Days

Day: 32.8 Hours

Environment

Temp: -14 °C

Axial Tilt: 13.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.1 AU - 1.54 AU

Year: 568 Days

Day: 36.6 Hours

Environment

Temp: -35 °C

Axial Tilt: 25.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.8 AU - 2.26 AU

Year: 1084 Days

Day: 28 Hours

Environment

Temp: -74 °C

Axial Tilt: 105.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.9 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 523.5

Radius: 13.6

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 5.7 AU - 5.82 AU

Year: 5180 Days

Day: 8.5 Hours

Environment

Temp: -150 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 73,762,501 km

• M1: 169,494 km (0.06 R)
• M2: 912,697 km (0.114 R)
• M3: 1,569,431 km (0.109 R)
• M4: 2,049,491 km (0.118 R)
• M5: 2,763,821 km (0.071 R)
• M6: 3,495,055 km (0.084 R)
• M7: 5,881,440 km (0.058 R)
• M8: 6,673,112 km (0.099 R)
• M9: 7,397,615 km (0.055 R)
• M10: 7,849,999 km (0.072 R)
• M11: 8,887,609 km (0.116 R)
• M12: 9,359,591 km (0.078 R)
• M13: 10,613,071 km (0.117 R)
• M14: 11,054,983 km (0.064 R)
• M15: 11,509,013 km (0.077 R)
• M16: 12,118,176 km (0.05 R)
• M17: 16,061,725 km (0.106 R)
• M18: 16,942,258 km (0.068 R)
• M19: 18,863,843 km (0.066 R)
• M20: 19,382,499 km (0.102 R)
• M21: 20,858,132 km (0.045 R)
• M22: 25,972,434 km (0.054 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 861.7

Radius: 13.5

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 5.52 AU - 7.28 AU

Year: 6067 Days

Day: 11.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 73,762,501 km

• M1: 173,683 km (0.095 R)
• M2: 640,877 km (0.089 R)
• M3: 1,400,386 km (0.11 R)
• M4: 2,712,209 km (0.111 R)
• M5: 3,464,986 km (0.101 R)
• M6: 4,025,230 km (0.042 R)
• M7: 4,618,236 km (0.08 R)
• M8: 6,243,018 km (0.109 R)
• M9: 7,149,432 km (0.099 R)
• M10: 9,442,767 km (0.093 R)
• M11: 11,370,635 km (0.078 R)
• M12: 11,929,832 km (0.08 R)
• M13: 13,548,780 km (0.101 R)
• M14: 14,061,901 km (0.098 R)
• M15: 14,647,277 km (0.094 R)
• M16: 15,127,187 km (0.098 R)
• M17: 17,889,512 km (0.07 R)
• M18: 19,641,752 km (0.109 R)
• M19: 22,283,500 km (0.063 R)
• M20: 24,645,352 km (0.032 R)
• M21: 25,930,397 km (0.109 R)
• M22: 26,633,807 km (0.079 R)
• M23: 27,803,811 km (0.102 R)
• M24: 28,355,379 km (0.081 R)
• M25: 35,340,253 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 581.4

Radius: 9.1

Gravity: 7.02 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 7.45 AU - 11.71 AU

Year: 11112 Days

Day: 7 Hours

Environment

Temp: -186 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 73,762,501 km

• M1: 113,545 km (0.084 R)
• M2: 513,569 km (0.045 R)
• M3: 818,749 km (0.106 R)
• M4: 1,939,387 km (0.091 R)
• M5: 2,842,210 km (0.086 R)
• M6: 3,292,350 km (0.099 R)
• M7: 3,584,963 km (0.064 R)
• M8: 7,677,064 km (0.102 R)
• M9: 9,347,473 km (0.114 R)
• M10: 9,937,787 km (0.1 R)
• M11: 12,550,364 km (0.112 R)
• M12: 22,811,132 km (0.112 R)
• M13: 27,289,045 km (0.06 R)
• M14: 39,690,110 km (0.1 R)
• M15: 42,820,147 km (0.085 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 821.3

Radius: 11.4

Gravity: 6.32 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 9.91 AU - 12.03 AU

Year: 13616 Days

Day: 10.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 73,762,501 km

• M1: 144,212 km (0.082 R)
• M2: 518,057 km (0.118 R)
• M3: 951,742 km (0.09 R)
• M4: 1,776,924 km (0.117 R)
• M5: 2,284,359 km (0.111 R)
• M6: 3,406,792 km (0.056 R)
• M7: 4,226,738 km (0.104 R)
• M8: 5,678,885 km (0.06 R)
• M9: 6,498,382 km (0.096 R)
• M10: 8,227,733 km (0.066 R)
• M11: 9,486,450 km (0.057 R)
• M12: 10,356,810 km (0.086 R)
• M13: 11,458,599 km (0.072 R)
• M14: 14,238,875 km (0.045 R)
• M15: 16,122,611 km (0.08 R)
• M16: 17,124,319 km (0.097 R)
• M17: 18,829,435 km (0.027 R)
• M18: 20,027,415 km (0.086 R)
• M19: 21,094,048 km (0.117 R)
• M20: 23,243,769 km (0.116 R)
• M21: 24,024,670 km (0.114 R)
• M22: 26,262,355 km (0.102 R)
• M23: 28,084,008 km (0.114 R)
• M24: 33,433,778 km (0.079 R)
• M25: 35,187,813 km (0.114 R)
• M26: 36,217,345 km (0.116 R)
• M27: 37,532,161 km (0.07 R)
• M28: 41,810,660 km (0.067 R)
• M29: 42,241,203 km (0.103 R)
• M30: 48,268,351 km (0.119 R)
• M31: 49,059,874 km (0.106 R)
• M32: 59,245,095 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 735.5

Radius: 6

Gravity: 20.43 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 11.57 AU - 15.27 AU

Year: 18423 Days

Day: 15.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 73,762,501 km

• M1: 84,373 km (0.079 R)
• M2: 272,567 km (0.071 R)
• M3: 462,856 km (0.095 R)
• M4: 709,393 km (0.104 R)
• M5: 1,762,562 km (0.086 R)
• M6: 2,421,990 km (0.119 R)
• M7: 3,991,720 km (0.058 R)
• M8: 4,650,549 km (0.076 R)
• M9: 5,116,247 km (0.092 R)
• M10: 7,341,067 km (0.117 R)
• M11: 7,531,505 km (0.085 R)
• M12: 7,774,003 km (0.088 R)
• M13: 8,429,391 km (0.111 R)
• M14: 9,964,864 km (0.049 R)
• M15: 10,257,477 km (0.069 R)
• M16: 10,616,063 km (0.108 R)
• M17: 12,003,135 km (0.091 R)
• M18: 12,740,054 km (0.056 R)
• M19: 16,311,703 km (0.037 R)
• M20: 18,325,141 km (0.119 R)
• M21: 21,163,461 km (0.067 R)
• M22: 26,337,004 km (0.034 R)
• M23: 27,693,259 km (0.107 R)
• M24: 30,790,084 km (0.094 R)
• M25: 35,584,098 km (0.098 R)
• M26: 42,666,958 km (0.088 R)
• M27: 52,373,317 km (0.064 R)
• M28: 60,307,090 km (0.111 R)
• M29: 63,652,697 km (0.092 R)
• M30: 66,705,541 km (0.095 R)
• M31: 70,496,052 km (0.073 R)
• M32: 73,321,208 km (0.075 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: 311 - 14,710 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit