🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.71 AU - 0.87 AU

Year: 245 Days

Day: 18.8 Hours

Environment

Temp: 169 °C

Axial Tilt: 26.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 81,519,413 km

• M1: 15,259 km (0.114 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.4 AU - 1.56 AU

Year: 627 Days

Day: 40.3 Hours

Environment

Temp: 5 °C

Axial Tilt: 12.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.8 AU - 1.8 AU

Year: 841 Days

Day: 29.6 Hours

Environment

Temp: -31 °C

Axial Tilt: 37.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 81,519,413 km

• M1: 42,635 km (0.065 R)
• M2: 436,377 km (0.083 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 4.37 AU - 5.47 AU

Year: 3801 Days

Day: 22.4 Hours

Environment

Temp: -122 °C

Axial Tilt: 5.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 890.9

Radius: 12.9

Gravity: 5.35 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 4.79 AU - 7.39 AU

Year: 5234 Days

Day: 7.2 Hours

Environment

Temp: -145 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 81,519,413 km

• M1: 160,818 km (0.119 R)
• M2: 676,332 km (0.08 R)
• M3: 1,197,531 km (0.084 R)
• M4: 1,622,987 km (0.11 R)
• M5: 2,373,969 km (0.111 R)
• M6: 3,021,727 km (0.117 R)
• M7: 3,854,090 km (0.107 R)
• M8: 4,567,971 km (0.089 R)
• M9: 5,310,276 km (0.113 R)
• M10: 6,099,704 km (0.094 R)
• M11: 7,212,861 km (0.104 R)
• M12: 7,686,787 km (0.106 R)
• M13: 8,536,653 km (0.094 R)
• M14: 9,320,247 km (0.117 R)
• M15: 10,515,384 km (0.096 R)
• M16: 14,542,559 km (0.101 R)
• M17: 15,242,078 km (0.037 R)
• M18: 18,000,813 km (0.068 R)
• M19: 19,920,602 km (0.104 R)
• M20: 20,710,928 km (0.112 R)
• M21: 22,277,666 km (0.116 R)
• M22: 24,897,274 km (0.104 R)
• M23: 29,248,328 km (0.113 R)
• M24: 31,218,084 km (0.05 R)

Planet 6 - Gas Giant

Semi-Major Axis: 13.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 177.4

Radius: 14.3

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 9.98 AU - 16.34 AU

Year: 16626 Days

Day: 7.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 81,519,413 km

• M1: 178,919 km (0.07 R)
• M2: 1,240,914 km (0.087 R)
• M3: 1,992,943 km (0.12 R)
• M4: 3,479,048 km (0.06 R)
• M5: 3,940,707 km (0.104 R)
• M6: 4,668,052 km (0.085 R)
• M7: 7,090,191 km (0.044 R)
• M8: 7,920,459 km (0.087 R)
• M9: 10,956,997 km (0.095 R)
• M10: 18,264,404 km (0.112 R)
• M11: 22,536,171 km (0.107 R)
• M12: 25,577,197 km (0.026 R)
• M13: 26,032,872 km (0.036 R)
• M14: 26,960,678 km (0.09 R)
• M15: 36,788,360 km (0.099 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 470.1

Radius: 3.5

Gravity: 38.38 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 13.99 AU - 22.17 AU

Year: 26773 Days

Day: 23.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 73.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 81,519,413 km

• M1: 43,683 km (0.056 R)
• M2: 177,423 km (0.047 R)
• M3: 297,101 km (0.108 R)
• M4: 864,676 km (0.113 R)
• M5: 1,009,187 km (0.108 R)
• M6: 1,183,918 km (0.073 R)
• M7: 1,909,766 km (0.082 R)
• M8: 2,470,758 km (0.114 R)
• M9: 3,161,901 km (0.108 R)
• M10: 3,719,601 km (0.058 R)
• M11: 5,064,935 km (0.105 R)
• M12: 6,254,089 km (0.046 R)
• M13: 6,476,391 km (0.045 R)
• M14: 7,517,592 km (0.104 R)
• M15: 9,512,181 km (0.096 R)
• M16: 9,865,680 km (0.094 R)
• M17: 11,367,942 km (0.104 R)
• M18: 13,088,019 km (0.077 R)
• M19: 17,730,489 km (0.057 R)
• M20: 18,903,187 km (0.042 R)
• M21: 24,879,173 km (0.082 R)
• M22: 25,436,724 km (0.115 R)
• M23: 25,888,809 km (0.097 R)
• M24: 27,513,442 km (0.117 R)
• M25: 32,000,331 km (0.058 R)
• M26: 33,327,862 km (0.05 R)
• M27: 46,294,407 km (0.116 R)
• M28: 48,853,877 km (0.069 R)
• M29: 50,079,832 km (0.053 R)
• M30: 58,064,319 km (0.076 R)
• M31: 70,785,075 km (0.116 R)
• M32: 71,007,677 km (0.092 R)
• M33: 73,945,330 km (0.114 R)
• M34: 74,865,207 km (0.104 R)

Kuiper Belt

Range: 31.5 - 46.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 455 - 13,772 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit