🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.51 AU - 0.83 AU

Year: 195 Days

Day: 36.6 Hours

Environment

Temp: 175 °C

Axial Tilt: 23.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 84,105,163 km

• M1: 226,342 km (0.098 R)
• M2: 258,206 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.53 AU - 0.89 AU

Year: 213 Days

Day: 29.5 Hours

Environment

Temp: 133 °C

Axial Tilt: 16.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.73 AU - 0.83 AU

Year: 246 Days

Day: 30.1 Hours

Environment

Temp: 204 °C

Axial Tilt: 33.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 84,105,163 km

• M1: 37,699 km (0.087 R)
• M2: 247,734 km (0.098 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.89 AU - 1.29 AU

Year: 406 Days

Day: 37.3 Hours

Environment

Temp: 44 °C

Axial Tilt: 28.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.61 AU - 2.31 AU

Year: 978 Days

Day: 36.1 Hours

Environment

Temp: -61 °C

Axial Tilt: 23.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.19 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 696.2

Radius: 12

Gravity: 4.83 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 7.07 AU - 9.75 AU

Year: 8693 Days

Day: 10.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 84,105,163 km

• M1: 160,219 km (0.077 R)
• M2: 578,046 km (0.029 R)
• M3: 1,194,240 km (0.07 R)
• M4: 1,883,886 km (0.07 R)
• M5: 2,626,340 km (0.102 R)
• M6: 3,800,235 km (0.078 R)
• M7: 4,216,117 km (0.051 R)
• M8: 6,229,854 km (0.086 R)
• M9: 6,699,292 km (0.071 R)
• M10: 8,208,585 km (0.063 R)
• M11: 9,043,191 km (0.088 R)
• M12: 14,087,931 km (0.074 R)
• M13: 19,052,037 km (0.096 R)
• M14: 20,044,170 km (0.119 R)
• M15: 33,225,537 km (0.044 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 625.3

Radius: 12.7

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 7.15 AU - 11.43 AU

Year: 10093 Days

Day: 6.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 84,105,163 km

• M1: 157,975 km (0.092 R)
• M2: 627,862 km (0.104 R)
• M3: 1,085,931 km (0.091 R)
• M4: 1,864,289 km (0.081 R)
• M5: 2,406,731 km (0.1 R)
• M6: 2,818,873 km (0.094 R)
• M7: 3,255,399 km (0.105 R)
• M8: 3,712,122 km (0.113 R)
• M9: 4,998,962 km (0.06 R)
• M10: 6,234,641 km (0.083 R)
• M11: 7,705,936 km (0.103 R)
• M12: 8,346,514 km (0.108 R)
• M13: 10,741,576 km (0.03 R)
• M14: 14,626,034 km (0.086 R)
• M15: 15,210,663 km (0.103 R)
• M16: 16,705,893 km (0.105 R)
• M17: 18,521,413 km (0.111 R)
• M18: 21,033,012 km (0.11 R)
• M19: 22,285,146 km (0.119 R)
• M20: 29,097,384 km (0.119 R)
• M21: 30,023,096 km (0.036 R)
• M22: 33,474,169 km (0.054 R)
• M23: 34,376,544 km (0.107 R)
• M24: 34,948,755 km (0.072 R)
• M25: 37,181,354 km (0.093 R)
• M26: 43,508,297 km (0.025 R)
• M27: 43,909,369 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 968.2

Radius: 3.1

Gravity: 100.75 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 11.12 AU - 16.24 AU

Year: 18035 Days

Day: 15.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 84,105,163 km

• M1: 38,596 km (0.081 R)
• M2: 183,257 km (0.12 R)
• M3: 335,249 km (0.096 R)
• M4: 675,883 km (0.119 R)
• M5: 1,046,288 km (0.051 R)
• M6: 1,521,111 km (0.119 R)
• M7: 1,624,034 km (0.037 R)
• M8: 2,276,730 km (0.038 R)
• M9: 3,425,043 km (0.119 R)
• M10: 4,008,774 km (0.089 R)
• M11: 4,106,611 km (0.111 R)
• M12: 4,273,263 km (0.054 R)
• M13: 8,204,396 km (0.102 R)
• M14: 8,468,885 km (0.032 R)
• M15: 8,848,864 km (0.119 R)
• M16: 9,015,067 km (0.092 R)
• M17: 9,877,648 km (0.059 R)
• M18: 11,240,036 km (0.032 R)
• M19: 11,698,553 km (0.031 R)
• M20: 12,169,338 km (0.093 R)
• M21: 12,793,012 km (0.111 R)
• M22: 14,330,878 km (0.054 R)
• M23: 15,342,159 km (0.091 R)
• M24: 16,483,292 km (0.086 R)
• M25: 17,592,560 km (0.074 R)
• M26: 25,420,568 km (0.038 R)
• M27: 27,598,414 km (0.114 R)
• M28: 28,671,928 km (0.118 R)
• M29: 30,648,864 km (0.102 R)
• M30: 34,460,019 km (0.09 R)
• M31: 42,218,913 km (0.028 R)
• M32: 42,847,673 km (0.031 R)
• M33: 44,934,264 km (0.118 R)
• M34: 47,763,758 km (0.099 R)
• M35: 50,886,613 km (0.097 R)
• M36: 51,063,887 km (0.119 R)
• M37: 52,136,952 km (0.111 R)
• M38: 65,156,305 km (0.085 R)
• M39: 65,995,699 km (0.061 R)
• M40: 69,861,906 km (0.043 R)
• M41: 70,741,093 km (0.038 R)
• M42: 78,750,862 km (0.103 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 675

Radius: 6.3

Gravity: 17.01 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 15.91 AU - 16.65 AU

Year: 23414 Days

Day: 21.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 84,105,163 km

• M1: 79,436 km (0.086 R)
• M2: 334,501 km (0.116 R)
• M3: 619,036 km (0.1 R)
• M4: 985,252 km (0.097 R)
• M5: 1,329,177 km (0.065 R)
• M6: 2,936,307 km (0.067 R)
• M7: 3,153,224 km (0.094 R)
• M8: 3,498,945 km (0.096 R)
• M9: 3,966,139 km (0.118 R)
• M10: 4,198,015 km (0.115 R)
• M11: 4,509,478 km (0.076 R)
• M12: 6,483,273 km (0.098 R)
• M13: 9,371,110 km (0.107 R)
• M14: 9,605,230 km (0.089 R)
• M15: 12,658,972 km (0.09 R)
• M16: 13,236,120 km (0.071 R)
• M17: 15,395,117 km (0.069 R)
• M18: 18,778,123 km (0.12 R)
• M19: 21,797,158 km (0.097 R)
• M20: 22,312,672 km (0.036 R)
• M21: 30,921,431 km (0.076 R)
• M22: 37,992,773 km (0.09 R)
• M23: 39,343,193 km (0.118 R)
• M24: 41,506,827 km (0.119 R)
• M25: 45,231,664 km (0.115 R)
• M26: 50,596,244 km (0.111 R)
• M27: 52,966,772 km (0.093 R)
• M28: 54,461,703 km (0.07 R)
• M29: 58,916,129 km (0.099 R)
• M30: 63,816,956 km (0.092 R)
• M31: 68,761,913 km (0.103 R)
• M32: 75,119,075 km (0.109 R)
• M33: 75,822,484 km (0.043 R)
• M34: 79,163,752 km (0.071 R)

Kuiper Belt

Range: 30.8 - 60.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 420 - 12,410 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit