🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.8 AU - 0.86 AU

Year: 290 Days

Day: 29.1 Hours

Environment

Temp: 39 °C

Axial Tilt: 29.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.74 AU - 1.12 AU

Year: 343 Days

Day: 21.9 Hours

Environment

Temp: 2 °C

Axial Tilt: 34.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.89 AU - 1.33 AU

Year: 448 Days

Day: 47.2 Hours

Environment

Temp: 4 °C

Axial Tilt: 20.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.78 AU - 2.6 AU

Year: 1241 Days

Day: 24.7 Hours

Environment

Temp: -92 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,684,961 km

• M1: 50,414 km (0.077 R)

Asteroid Belt

Center: 3.55 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 814.6

Radius: 10.6

Gravity: 7.25 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 4.22 AU - 5.6 AU

Year: 4166 Days

Day: 5.9 Hours

Environment

Temp: -151 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 63,684,961 km

• M1: 131,945 km (0.074 R)
• M2: 511,924 km (0.063 R)
• M3: 1,220,569 km (0.09 R)
• M4: 1,778,719 km (0.047 R)
• M5: 2,326,845 km (0.061 R)
• M6: 2,822,762 km (0.057 R)
• M7: 3,210,969 km (0.026 R)
• M8: 4,281,940 km (0.105 R)
• M9: 4,899,779 km (0.101 R)
• M10: 5,576,111 km (0.104 R)
• M11: 6,221,626 km (0.041 R)
• M12: 6,658,003 km (0.116 R)
• M13: 8,091,001 km (0.1 R)
• M14: 9,353,457 km (0.051 R)
• M15: 10,743,072 km (0.072 R)
• M16: 11,789,808 km (0.106 R)
• M17: 12,508,177 km (0.103 R)
• M18: 13,408,607 km (0.109 R)
• M19: 13,822,394 km (0.084 R)
• M20: 15,282,320 km (0.115 R)
• M21: 16,664,006 km (0.101 R)
• M22: 17,082,282 km (0.113 R)
• M23: 18,316,015 km (0.102 R)
• M24: 19,674,514 km (0.068 R)
• M25: 20,276,795 km (0.041 R)
• M26: 21,377,835 km (0.1 R)
• M27: 22,956,242 km (0.061 R)
• M28: 23,924,739 km (0.081 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 948.5

Radius: 11.2

Gravity: 7.56 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 5.91 AU - 9.85 AU

Year: 8470 Days

Day: 14.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 63,684,961 km

• M1: 139,425 km (0.094 R)
• M2: 538,253 km (0.109 R)
• M3: 1,220,120 km (0.047 R)
• M4: 2,254,739 km (0.094 R)
• M5: 2,674,062 km (0.041 R)
• M6: 3,260,336 km (0.067 R)
• M7: 3,748,474 km (0.082 R)
• M8: 4,284,932 km (0.112 R)
• M9: 5,090,217 km (0.107 R)
• M10: 5,818,460 km (0.077 R)
• M11: 7,118,764 km (0.035 R)
• M12: 9,735,081 km (0.061 R)
• M13: 12,291,559 km (0.069 R)
• M14: 13,600,990 km (0.099 R)
• M15: 13,973,788 km (0.072 R)
• M16: 15,736,499 km (0.082 R)
• M17: 17,496,668 km (0.106 R)
• M18: 18,236,130 km (0.097 R)
• M19: 19,777,736 km (0.118 R)
• M20: 22,164,869 km (0.105 R)
• M21: 25,015,008 km (0.074 R)
• M22: 29,944,108 km (0.037 R)
• M23: 32,746,675 km (0.059 R)
• M24: 38,248,735 km (0.028 R)
• M25: 40,254,094 km (0.107 R)
• M26: 47,682,077 km (0.105 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 778.5

Radius: 8.7

Gravity: 10.29 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 8.57 AU - 10.83 AU

Year: 11567 Days

Day: 8.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 63,684,961 km

• M1: 108,309 km (0.117 R)
• M2: 434,432 km (0.086 R)
• M3: 849,866 km (0.104 R)
• M4: 1,264,850 km (0.095 R)
• M5: 1,669,063 km (0.073 R)
• M6: 2,367,237 km (0.1 R)
• M7: 2,849,690 km (0.042 R)
• M8: 3,247,471 km (0.12 R)
• M9: 4,301,388 km (0.11 R)
• M10: 4,636,337 km (0.097 R)
• M11: 5,054,613 km (0.048 R)
• M12: 9,873,011 km (0.111 R)
• M13: 11,813,295 km (0.063 R)
• M14: 14,260,417 km (0.026 R)
• M15: 16,505,881 km (0.094 R)
• M16: 16,876,884 km (0.114 R)
• M17: 17,177,725 km (0.118 R)
• M18: 18,815,971 km (0.12 R)
• M19: 20,641,215 km (0.079 R)
• M20: 21,245,890 km (0.114 R)
• M21: 23,316,175 km (0.078 R)
• M22: 24,544,074 km (0.084 R)
• M23: 25,419,072 km (0.088 R)
• M24: 30,662,328 km (0.066 R)
• M25: 32,597,526 km (0.073 R)
• M26: 34,855,107 km (0.112 R)
• M27: 35,589,184 km (0.085 R)
• M28: 38,628,863 km (0.088 R)
• M29: 46,092,151 km (0.109 R)
• M30: 46,385,662 km (0.115 R)
• M31: 48,022,412 km (0.113 R)
• M32: 49,697,161 km (0.114 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 734.7

Radius: 13.2

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 8.64 AU - 13.48 AU

Year: 14083 Days

Day: 8.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 63,684,961 km

• M1: 165,156 km (0.09 R)
• M2: 766,689 km (0.037 R)
• M3: 1,648,120 km (0.049 R)
• M4: 3,783,181 km (0.044 R)
• M5: 5,582,095 km (0.098 R)
• M6: 7,711,920 km (0.079 R)
• M7: 9,526,243 km (0.116 R)
• M8: 12,160,063 km (0.118 R)
• M9: 13,180,470 km (0.074 R)
• M10: 19,667,183 km (0.08 R)
• M11: 20,626,255 km (0.108 R)
• M12: 21,983,856 km (0.117 R)
• M13: 23,690,768 km (0.114 R)
• M14: 27,905,987 km (0.09 R)
• M15: 31,173,204 km (0.083 R)
• M16: 34,939,181 km (0.108 R)
• M17: 37,391,389 km (0.051 R)
• M18: 44,389,727 km (0.102 R)
• M19: 50,097,933 km (0.071 R)
• M20: 54,559,690 km (0.108 R)
• M21: 55,414,193 km (0.071 R)
• M22: 56,974,499 km (0.064 R)
• M23: 60,364,386 km (0.04 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 248.9

Radius: 3.3

Gravity: 22.86 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 14.8 AU - 17.98 AU

Year: 25406 Days

Day: 20 Hours

Environment

Temp: -201 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 63,684,961 km

• M1: 61,036 km (0.058 R)
• M2: 168,298 km (0.094 R)
• M3: 353,649 km (0.119 R)
• M4: 535,112 km (0.086 R)
• M5: 1,483,562 km (0.096 R)
• M6: 2,068,490 km (0.102 R)
• M7: 2,286,903 km (0.062 R)
• M8: 3,135,871 km (0.107 R)
• M9: 3,993,216 km (0.062 R)
• M10: 4,300,340 km (0.037 R)
• M11: 4,459,662 km (0.054 R)
• M12: 4,858,041 km (0.116 R)
• M13: 7,035,588 km (0.106 R)
• M14: 8,384,512 km (0.074 R)
• M15: 9,896,498 km (0.112 R)
• M16: 13,447,353 km (0.059 R)
• M17: 19,097,215 km (0.055 R)
• M18: 20,497,451 km (0.098 R)
• M19: 21,039,744 km (0.086 R)
• M20: 21,964,558 km (0.1 R)
• M21: 31,182,330 km (0.117 R)
• M22: 34,241,307 km (0.037 R)
• M23: 45,668,490 km (0.092 R)
• M24: 60,863,744 km (0.041 R)
• M25: 62,924,305 km (0.108 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 469 - 13,656 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit