🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.93 AU - 1.01 AU

Year: 336 Days

Day: 42.6 Hours

Environment

Temp: 138 °C

Axial Tilt: 8.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.95 AU - 1.29 AU

Year: 417 Days

Day: 19.1 Hours

Environment

Temp: 20 °C

Axial Tilt: 21.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.03 AU - 1.59 AU

Year: 527 Days

Day: 12.8 Hours

Environment

Temp: 1 °C

Axial Tilt: 18.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 86,716,844 km

• M1: 47,273 km (0.074 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.45 AU - 1.91 AU

Year: 765 Days

Day: 24.1 Hours

Environment

Temp: -35 °C

Axial Tilt: 7.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.1 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 2.22 AU - 2.8 AU

Year: 1398 Days

Day: 21.4 Hours

Environment

Temp: -73 °C

Axial Tilt: 0.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,716,844 km

• M1: 784,491 km (0.076 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 3.39 AU - 5.59 AU

Year: 3344 Days

Day: 43.6 Hours

Environment

Temp: -124 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.01 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 569.9

Radius: 14.4

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 5.77 AU - 9.27 AU

Year: 7248 Days

Day: 6.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 86,716,844 km

• M1: 179,069 km (0.106 R)
• M2: 631,004 km (0.115 R)
• M3: 1,080,246 km (0.065 R)
• M4: 1,601,744 km (0.101 R)
• M5: 2,495,592 km (0.111 R)
• M6: 3,016,940 km (0.099 R)
• M7: 3,499,543 km (0.105 R)
• M8: 4,107,509 km (0.097 R)
• M9: 4,785,486 km (0.108 R)
• M10: 5,721,819 km (0.06 R)
• M11: 6,201,281 km (0.097 R)
• M12: 9,534,919 km (0.112 R)
• M13: 13,243,899 km (0.091 R)
• M14: 14,029,887 km (0.115 R)
• M15: 15,146,036 km (0.09 R)
• M16: 20,209,625 km (0.101 R)
• M17: 20,726,336 km (0.08 R)
• M18: 21,176,327 km (0.1 R)
• M19: 22,882,191 km (0.092 R)
• M20: 26,566,039 km (0.084 R)
• M21: 27,635,663 km (0.112 R)
• M22: 28,548,809 km (0.057 R)
• M23: 35,942,684 km (0.076 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 548.2

Radius: 8.4

Gravity: 7.77 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 11 AU - 12.34 AU

Year: 14011 Days

Day: 11 Hours

Environment

Temp: -177 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 86,716,844 km

• M1: 109,506 km (0.052 R)
• M2: 612,304 km (0.098 R)
• M3: 1,532,331 km (0.116 R)
• M4: 2,592,830 km (0.082 R)
• M5: 3,303,271 km (0.101 R)
• M6: 3,965,840 km (0.057 R)
• M7: 5,038,755 km (0.086 R)
• M8: 5,413,049 km (0.107 R)
• M9: 13,360,137 km (0.082 R)
• M10: 14,548,393 km (0.098 R)
• M11: 17,747,693 km (0.114 R)
• M12: 20,264,528 km (0.106 R)
• M13: 23,288,349 km (0.029 R)
• M14: 28,474,758 km (0.088 R)
• M15: 39,050,579 km (0.084 R)
• M16: 39,845,243 km (0.039 R)
• M17: 45,859,975 km (0.103 R)
• M18: 47,191,097 km (0.07 R)
• M19: 51,181,172 km (0.052 R)
• M20: 54,728,436 km (0.119 R)
• M21: 55,556,909 km (0.079 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 529.2

Radius: 10.6

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 9.26 AU - 14.26 AU

Year: 14174 Days

Day: 8.2 Hours

Environment

Temp: -178 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 86,716,844 km

• M1: 164,707 km (0.099 R)
• M2: 511,625 km (0.096 R)
• M3: 1,071,570 km (0.103 R)
• M4: 1,524,402 km (0.054 R)
• M5: 1,963,023 km (0.102 R)
• M6: 2,714,902 km (0.117 R)
• M7: 4,626,464 km (0.067 R)
• M8: 5,879,944 km (0.111 R)
• M9: 7,650,286 km (0.096 R)
• M10: 8,995,918 km (0.09 R)
• M11: 9,751,088 km (0.052 R)
• M12: 11,102,705 km (0.088 R)
• M13: 17,083,628 km (0.04 R)
• M14: 19,122,049 km (0.104 R)
• M15: 26,405,520 km (0.118 R)
• M16: 31,446,819 km (0.061 R)
• M17: 34,132,998 km (0.076 R)
• M18: 44,521,673 km (0.116 R)
• M19: 46,411,393 km (0.089 R)
• M20: 46,854,951 km (0.031 R)
• M21: 50,194,723 km (0.103 R)
• M22: 55,165,412 km (0.114 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 955.6

Radius: 3.6

Gravity: 73.73 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 12.37 AU - 17.81 AU

Year: 20602 Days

Day: 21.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 86,716,844 km

• M1: 46,675 km (0.061 R)
• M2: 173,234 km (0.054 R)
• M3: 386,561 km (0.104 R)
• M4: 602,431 km (0.058 R)
• M5: 727,794 km (0.111 R)
• M6: 1,399,039 km (0.098 R)
• M7: 1,769,743 km (0.103 R)
• M8: 2,292,587 km (0.056 R)
• M9: 2,601,956 km (0.098 R)
• M10: 3,020,082 km (0.09 R)
• M11: 3,634,929 km (0.044 R)
• M12: 3,857,231 km (0.093 R)
• M13: 4,122,319 km (0.109 R)
• M14: 4,364,219 km (0.115 R)
• M15: 5,225,753 km (0.112 R)
• M16: 5,845,088 km (0.09 R)
• M17: 6,374,814 km (0.098 R)
• M18: 11,609,692 km (0.073 R)
• M19: 11,814,492 km (0.118 R)
• M20: 12,021,834 km (0.095 R)
• M21: 16,781,141 km (0.112 R)
• M22: 17,396,587 km (0.107 R)
• M23: 17,575,207 km (0.104 R)
• M24: 21,408,802 km (0.089 R)
• M25: 23,086,392 km (0.076 R)
• M26: 29,900,874 km (0.114 R)
• M27: 31,328,487 km (0.109 R)
• M28: 38,091,657 km (0.1 R)
• M29: 39,000,015 km (0.064 R)
• M30: 45,426,889 km (0.102 R)
• M31: 45,595,935 km (0.101 R)
• M32: 56,140,191 km (0.117 R)
• M33: 61,145,886 km (0.063 R)
• M34: 76,010,080 km (0.098 R)
• M35: 80,872,908 km (0.117 R)

Kuiper Belt

Range: 31.2 - 46.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 198 - 16,220 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit