🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.83 AU - 1.19 AU

Year: 364 Days

Day: 34.9 Hours

Environment

Temp: 96 °C

Axial Tilt: 23.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.1 AU - 1.28 AU

Year: 465 Days

Day: 19.8 Hours

Environment

Temp: 15 °C

Axial Tilt: 1.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 88,283,561 km

• M1: 361,728 km (0.081 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.56 AU - 1.6 AU

Year: 711 Days

Day: 18.3 Hours

Environment

Temp: -31 °C

Axial Tilt: 44.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.52 AU - 2 AU

Year: 836 Days

Day: 34.8 Hours

Environment

Temp: -51 °C

Axial Tilt: 4.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 3.55 AU - 4.05 AU

Year: 2653 Days

Day: 41 Hours

Environment

Temp: -118 °C

Axial Tilt: 15.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 88,283,561 km

• M1: 564,732 km (0.062 R)
• M2: 1,542,803 km (0.095 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 4.05 AU - 5.31 AU

Year: 3626 Days

Day: 47.6 Hours

Environment

Temp: -137 °C

Axial Tilt: 6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.23 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 990.2

Radius: 11.1

Gravity: 8.04 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 7.3 AU - 8.26 AU

Year: 7772 Days

Day: 13.2 Hours

Environment

Temp: -152 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 88,283,561 km

• M1: 142,268 km (0.117 R)
• M2: 1,047,185 km (0.084 R)
• M3: 1,579,305 km (0.111 R)
• M4: 4,440,663 km (0.086 R)
• M5: 4,790,124 km (0.104 R)
• M6: 5,446,410 km (0.077 R)
• M7: 5,847,631 km (0.093 R)
• M8: 9,566,933 km (0.111 R)
• M9: 12,915,083 km (0.086 R)
• M10: 14,123,385 km (0.104 R)
• M11: 14,819,464 km (0.111 R)
• M12: 17,980,168 km (0.077 R)
• M13: 18,348,777 km (0.117 R)
• M14: 20,268,268 km (0.066 R)
• M15: 22,318,207 km (0.092 R)
• M16: 23,965,878 km (0.096 R)
• M17: 27,697,148 km (0.099 R)
• M18: 36,289,152 km (0.097 R)
• M19: 39,176,690 km (0.118 R)
• M20: 39,672,308 km (0.112 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 764.7

Radius: 11

Gravity: 6.32 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 8.1 AU - 10.08 AU

Year: 9816 Days

Day: 7.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 88,283,561 km

• M1: 136,732 km (0.092 R)
• M2: 822,339 km (0.111 R)
• M3: 1,394,103 km (0.045 R)
• M4: 2,095,866 km (0.045 R)
• M5: 3,318,380 km (0.055 R)
• M6: 3,869,798 km (0.114 R)
• M7: 4,629,456 km (0.072 R)
• M8: 5,286,639 km (0.08 R)
• M9: 6,040,912 km (0.11 R)
• M10: 8,691,487 km (0.034 R)
• M11: 9,447,255 km (0.083 R)
• M12: 9,791,480 km (0.101 R)
• M13: 10,821,461 km (0.072 R)
• M14: 13,710,944 km (0.091 R)
• M15: 14,866,438 km (0.112 R)
• M16: 15,740,538 km (0.097 R)
• M17: 17,517,611 km (0.066 R)
• M18: 19,821,867 km (0.099 R)
• M19: 21,130,250 km (0.119 R)
• M20: 22,062,395 km (0.088 R)
• M21: 22,757,576 km (0.108 R)
• M22: 23,377,659 km (0.038 R)
• M23: 27,536,779 km (0.102 R)
• M24: 28,957,211 km (0.102 R)
• M25: 33,739,556 km (0.102 R)
• M26: 34,778,663 km (0.063 R)
• M27: 38,396,986 km (0.113 R)
• M28: 40,297,029 km (0.115 R)
• M29: 43,873,615 km (0.113 R)
• M30: 48,380,251 km (0.035 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 560.8

Radius: 7.5

Gravity: 9.97 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 17.61 AU - 18.63 AU

Year: 27626 Days

Day: 20.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 88,283,561 km

• M1: 93,349 km (0.115 R)
• M2: 541,993 km (0.104 R)
• M3: 798,853 km (0.099 R)
• M4: 1,138,589 km (0.064 R)
• M5: 1,679,386 km (0.112 R)
• M6: 2,092,126 km (0.113 R)
• M7: 3,438,657 km (0.094 R)
• M8: 4,207,889 km (0.045 R)
• M9: 4,970,688 km (0.081 R)
• M10: 6,442,133 km (0.08 R)
• M11: 7,760,390 km (0.07 R)
• M12: 8,846,470 km (0.077 R)
• M13: 14,369,324 km (0.106 R)
• M14: 15,999,492 km (0.103 R)
• M15: 19,622,603 km (0.112 R)
• M16: 21,009,974 km (0.109 R)
• M17: 22,355,607 km (0.055 R)
• M18: 22,995,736 km (0.093 R)
• M19: 24,649,391 km (0.059 R)
• M20: 25,562,985 km (0.12 R)
• M21: 27,215,892 km (0.101 R)
• M22: 32,194,060 km (0.051 R)
• M23: 34,400,778 km (0.115 R)
• M24: 35,253,636 km (0.112 R)
• M25: 35,975,146 km (0.057 R)
• M26: 39,886,233 km (0.079 R)
• M27: 40,198,444 km (0.026 R)
• M28: 41,783,433 km (0.066 R)
• M29: 42,266,934 km (0.107 R)
• M30: 47,483,860 km (0.098 R)
• M31: 51,991,543 km (0.069 R)
• M32: 63,106,665 km (0.061 R)
• M33: 76,664,570 km (0.074 R)
• M34: 81,582,002 km (0.047 R)
• M35: 88,283,538 km (0.077 R)

Kuiper Belt

Range: 30.6 - 52.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 410 - 13,389 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit