🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.66 AU - 0.68 AU

Year: 208 Days

Day: 36 Hours

Environment

Temp: 107 °C

Axial Tilt: 18.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 87,400,522 km

• M1: 71,657 km (0.077 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.56 AU - 0.82 AU

Year: 217 Days

Day: 22.6 Hours

Environment

Temp: 130 °C

Axial Tilt: 8.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.91 AU - 1.13 AU

Year: 390 Days

Day: 24.7 Hours

Environment

Temp: 5 °C

Axial Tilt: 11.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.05 AU - 1.05 AU

Year: 408 Days

Day: 27.2 Hours

Environment

Temp: 21 °C

Axial Tilt: 26.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 87,400,522 km

• M1: 143,165 km (0.097 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.97 AU - 1.19 AU

Year: 425 Days

Day: 17.1 Hours

Environment

Temp: -1 °C

Axial Tilt: 26.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 3.61 AU - 3.95 AU

Year: 2783 Days

Day: 39.9 Hours

Environment

Temp: -135 °C

Axial Tilt: 20.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.32 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 755.2

Radius: 12.6

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 4.25 AU - 5.45 AU

Year: 4045 Days

Day: 7 Hours

Environment

Temp: -141 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 87,400,522 km

• M1: 156,928 km (0.113 R)
• M2: 557,551 km (0.103 R)
• M3: 951,143 km (0.076 R)
• M4: 1,531,733 km (0.119 R)
• M5: 2,095,268 km (0.093 R)
• M6: 2,988,367 km (0.119 R)
• M7: 3,462,592 km (0.097 R)
• M8: 3,921,259 km (0.066 R)
• M9: 4,420,617 km (0.064 R)
• M10: 5,973,293 km (0.028 R)
• M11: 7,315,635 km (0.116 R)
• M12: 10,376,108 km (0.089 R)
• M13: 10,805,454 km (0.032 R)
• M14: 12,024,378 km (0.06 R)
• M15: 13,034,163 km (0.074 R)
• M16: 13,892,406 km (0.064 R)
• M17: 14,627,231 km (0.09 R)
• M18: 15,553,990 km (0.066 R)
• M19: 17,224,998 km (0.107 R)
• M20: 18,695,994 km (0.099 R)
• M21: 19,853,133 km (0.102 R)
• M22: 21,331,310 km (0.094 R)
• M23: 25,891,502 km (0.102 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 958.3

Radius: 13.5

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 7.88 AU - 8 AU

Year: 8474 Days

Day: 8.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 87,400,522 km

• M1: 178,769 km (0.066 R)
• M2: 604,675 km (0.045 R)
• M3: 1,109,418 km (0.047 R)
• M4: 1,950,307 km (0.114 R)
• M5: 2,610,632 km (0.112 R)
• M6: 3,275,595 km (0.088 R)
• M7: 4,187,544 km (0.082 R)
• M8: 4,763,795 km (0.09 R)
• M9: 5,230,241 km (0.074 R)
• M10: 5,830,427 km (0.069 R)
• M11: 8,301,784 km (0.094 R)
• M12: 9,942,873 km (0.116 R)
• M13: 12,474,518 km (0.05 R)
• M14: 13,004,393 km (0.091 R)
• M15: 14,427,219 km (0.11 R)
• M16: 15,342,608 km (0.082 R)
• M17: 16,366,157 km (0.059 R)
• M18: 17,073,306 km (0.117 R)
• M19: 22,007,343 km (0.078 R)
• M20: 23,933,266 km (0.085 R)
• M21: 26,543,898 km (0.115 R)
• M22: 27,029,343 km (0.062 R)
• M23: 27,520,772 km (0.105 R)
• M24: 36,574,585 km (0.076 R)
• M25: 39,521,813 km (0.079 R)
• M26: 40,410,424 km (0.093 R)
• M27: 45,468,328 km (0.042 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 246.9

Radius: 5.2

Gravity: 9.13 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 12.19 AU - 19.97 AU

Year: 24422 Days

Day: 16.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 87,400,522 km

• M1: 65,673 km (0.111 R)
• M2: 317,746 km (0.065 R)
• M3: 731,683 km (0.059 R)
• M4: 1,007,242 km (0.118 R)
• M5: 1,214,735 km (0.12 R)
• M6: 1,635,105 km (0.104 R)
• M7: 1,941,631 km (0.067 R)
• M8: 2,245,314 km (0.104 R)
• M9: 2,493,647 km (0.115 R)
• M10: 2,852,831 km (0.038 R)
• M11: 3,271,705 km (0.108 R)
• M12: 4,355,093 km (0.1 R)
• M13: 4,708,892 km (0.045 R)
• M14: 5,046,983 km (0.119 R)
• M15: 6,158,645 km (0.109 R)
• M16: 6,687,623 km (0.075 R)
• M17: 7,789,412 km (0.08 R)
• M18: 8,905,262 km (0.073 R)
• M19: 9,109,613 km (0.028 R)
• M20: 21,170,642 km (0.044 R)
• M21: 30,187,654 km (0.052 R)
• M22: 30,417,885 km (0.11 R)
• M23: 31,115,759 km (0.049 R)
• M24: 36,692,618 km (0.108 R)
• M25: 41,322,672 km (0.058 R)
• M26: 51,886,077 km (0.065 R)
• M27: 61,308,199 km (0.117 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 673.4

Radius: 4.6

Gravity: 31.82 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 14.46 AU - 18.06 AU

Year: 24833 Days

Day: 24.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 87,400,522 km

• M1: 57,745 km (0.079 R)
• M2: 307,274 km (0.102 R)
• M3: 509,381 km (0.036 R)
• M4: 777,161 km (0.098 R)
• M5: 1,295,069 km (0.084 R)
• M6: 1,592,320 km (0.08 R)
• M7: 2,100,504 km (0.097 R)
• M8: 2,684,534 km (0.104 R)
• M9: 3,490,118 km (0.085 R)
• M10: 4,445,600 km (0.065 R)
• M11: 6,121,096 km (0.113 R)
• M12: 6,857,267 km (0.104 R)
• M13: 7,197,154 km (0.09 R)
• M14: 7,446,832 km (0.108 R)
• M15: 7,753,957 km (0.052 R)
• M16: 9,716,681 km (0.083 R)
• M17: 11,306,009 km (0.062 R)
• M18: 11,575,434 km (0.111 R)
• M19: 18,087,131 km (0.062 R)
• M20: 18,270,687 km (0.075 R)
• M21: 24,154,671 km (0.084 R)
• M22: 25,859,189 km (0.099 R)
• M23: 26,800,159 km (0.12 R)
• M24: 28,501,536 km (0.096 R)
• M25: 31,849,686 km (0.115 R)
• M26: 32,657,963 km (0.086 R)
• M27: 34,738,271 km (0.118 R)
• M28: 40,714,108 km (0.11 R)
• M29: 44,944,885 km (0.098 R)
• M30: 45,790,711 km (0.094 R)
• M31: 46,819,646 km (0.066 R)
• M32: 49,459,450 km (0.107 R)
• M33: 55,806,438 km (0.113 R)
• M34: 62,675,075 km (0.041 R)
• M35: 65,012,392 km (0.111 R)
• M36: 65,227,813 km (0.027 R)
• M37: 65,443,533 km (0.113 R)
• M38: 66,093,835 km (0.117 R)
• M39: 72,141,030 km (0.107 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 544 - 14,914 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit