🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.62 AU - 0.92 AU

Year: 252 Days

Day: 21.1 Hours

Environment

Temp: 152 °C

Axial Tilt: 23.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.78 AU - 0.84 AU

Year: 272 Days

Day: 38.4 Hours

Environment

Temp: 137 °C

Axial Tilt: 46.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.22 AU - 1.46 AU

Year: 578 Days

Day: 32.4 Hours

Environment

Temp: -25 °C

Axial Tilt: 3.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.85 AU - 1.93 AU

Year: 969 Days

Day: 36.8 Hours

Environment

Temp: -65 °C

Axial Tilt: 22.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.53 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414

Radius: 8.3

Gravity: 6.01 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 4.25 AU - 6.09 AU

Year: 4382 Days

Day: 12.8 Hours

Environment

Temp: -142 °C

Axial Tilt: 151.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 70,823,902 km

• M1: 103,372 km (0.086 R)
• M2: 441,314 km (0.096 R)
• M3: 955,033 km (0.111 R)
• M4: 1,559,707 km (0.102 R)
• M5: 1,865,037 km (0.092 R)
• M6: 2,324,901 km (0.037 R)
• M7: 3,245,825 km (0.054 R)
• M8: 3,568,807 km (0.092 R)
• M9: 4,323,977 km (0.086 R)
• M10: 6,437,047 km (0.034 R)
• M11: 6,917,854 km (0.077 R)
• M12: 7,552,449 km (0.073 R)
• M13: 8,469,932 km (0.117 R)
• M14: 9,121,581 km (0.108 R)
• M15: 12,111,144 km (0.037 R)
• M16: 13,606,525 km (0.078 R)
• M17: 14,652,513 km (0.057 R)
• M18: 19,130,576 km (0.067 R)
• M19: 20,891,642 km (0.108 R)
• M20: 22,281,406 km (0.084 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 149

Radius: 12.2

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 4.3 AU - 6.24 AU

Year: 4510 Days

Day: 10 Hours

Environment

Temp: -156 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 70,823,902 km

• M1: 156,479 km (0.102 R)
• M2: 847,622 km (0.091 R)
• M3: 1,259,614 km (0.109 R)
• M4: 2,251,897 km (0.071 R)
• M5: 2,931,819 km (0.086 R)
• M6: 3,602,317 km (0.067 R)
• M7: 4,556,003 km (0.12 R)
• M8: 5,388,067 km (0.098 R)
• M9: 6,768,556 km (0.057 R)
• M10: 9,381,582 km (0.111 R)
• M11: 9,968,305 km (0.046 R)
• M12: 11,253,649 km (0.109 R)
• M13: 15,580,768 km (0.1 R)

Asteroid Belt

Center: 8.92 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 12.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 510.7

Radius: 4.4

Gravity: 26.38 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 10.33 AU - 14.81 AU

Year: 16613 Days

Day: 20.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 70,823,902 km

• M1: 66,571 km (0.069 R)
• M2: 229,184 km (0.066 R)
• M3: 579,542 km (0.075 R)
• M4: 825,182 km (0.071 R)
• M5: 4,763,795 km (0.085 R)
• M6: 5,568,482 km (0.109 R)
• M7: 5,717,182 km (0.056 R)
• M8: 6,459,935 km (0.101 R)
• M9: 11,276,089 km (0.042 R)
• M10: 13,476,674 km (0.096 R)
• M11: 17,329,118 km (0.111 R)
• M12: 17,646,565 km (0.071 R)
• M13: 18,293,127 km (0.038 R)
• M14: 19,462,234 km (0.035 R)
• M15: 20,152,180 km (0.105 R)
• M16: 26,793,876 km (0.1 R)
• M17: 30,201,117 km (0.094 R)
• M18: 34,758,018 km (0.095 R)
• M19: 38,528,782 km (0.072 R)
• M20: 41,848,658 km (0.051 R)
• M21: 43,577,860 km (0.082 R)
• M22: 53,108,590 km (0.035 R)
• M23: 60,967,266 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 451

Radius: 6.5

Gravity: 10.67 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 13.53 AU - 16.91 AU

Year: 22135 Days

Day: 19.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 70,823,902 km

• M1: 80,783 km (0.077 R)
• M2: 305,479 km (0.057 R)
• M3: 613,501 km (0.104 R)
• M4: 1,684,173 km (0.052 R)
• M5: 2,716,697 km (0.07 R)
• M6: 3,781,685 km (0.12 R)
• M7: 4,850,262 km (0.114 R)
• M8: 5,210,494 km (0.078 R)
• M9: 6,272,788 km (0.099 R)
• M10: 8,251,819 km (0.093 R)
• M11: 11,220,289 km (0.097 R)
• M12: 15,057,774 km (0.062 R)
• M13: 15,746,522 km (0.114 R)
• M14: 17,104,572 km (0.095 R)
• M15: 17,352,156 km (0.044 R)
• M16: 17,601,985 km (0.031 R)
• M17: 18,280,112 km (0.096 R)
• M18: 19,869,589 km (0.079 R)
• M19: 24,345,707 km (0.081 R)
• M20: 27,941,741 km (0.102 R)
• M21: 28,980,698 km (0.107 R)
• M22: 32,503,429 km (0.104 R)
• M23: 42,010,523 km (0.117 R)
• M24: 44,452,409 km (0.106 R)
• M25: 50,967,995 km (0.111 R)
• M26: 55,708,302 km (0.081 R)
• M27: 58,278,094 km (0.115 R)
• M28: 59,403,220 km (0.095 R)
• M29: 64,846,039 km (0.081 R)
• M30: 65,246,962 km (0.065 R)
• M31: 69,348,636 km (0.108 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 295 - 14,938 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit