🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.77 AU - 0.95 AU

Year: 294 Days

Day: 31.6 Hours

Environment

Temp: 100 °C

Axial Tilt: 26.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.83 AU - 1.07 AU

Year: 342 Days

Day: 21.7 Hours

Environment

Temp: 34 °C

Axial Tilt: 42.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 76,099,931 km

• M1: 43,832 km (0.056 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.38 AU - 1.44 AU

Year: 618 Days

Day: 16.3 Hours

Environment

Temp: -26 °C

Axial Tilt: 5.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 76,099,931 km

• M1: 52,958 km (0.113 R)
• M2: 157,377 km (0.073 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.54 AU - 1.62 AU

Year: 733 Days

Day: 16.7 Hours

Environment

Temp: -45 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 232.7

Radius: 12.8

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 6.86 AU - 7.54 AU

Year: 7128 Days

Day: 6.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 76,099,931 km

• M1: 159,172 km (0.112 R)
• M2: 563,834 km (0.086 R)
• M3: 1,036,713 km (0.078 R)
• M4: 1,481,318 km (0.085 R)
• M5: 1,960,929 km (0.076 R)
• M6: 3,495,205 km (0.074 R)
• M7: 4,383,068 km (0.08 R)
• M8: 5,255,373 km (0.097 R)
• M9: 5,860,796 km (0.116 R)
• M10: 7,048,603 km (0.116 R)
• M11: 7,786,120 km (0.093 R)
• M12: 8,209,782 km (0.067 R)
• M13: 9,694,391 km (0.114 R)
• M14: 10,996,790 km (0.047 R)
• M15: 11,850,844 km (0.104 R)
• M16: 14,520,568 km (0.077 R)
• M17: 15,273,344 km (0.026 R)
• M18: 15,939,204 km (0.118 R)
• M19: 16,974,272 km (0.057 R)
• M20: 18,987,710 km (0.108 R)
• M21: 20,282,779 km (0.107 R)
• M22: 20,682,654 km (0.053 R)
• M23: 21,155,682 km (0.079 R)
• M24: 22,476,182 km (0.045 R)
• M25: 23,851,137 km (0.075 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 471.6

Radius: 9

Gravity: 5.82 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 6.25 AU - 8.31 AU

Year: 7247 Days

Day: 12.4 Hours

Environment

Temp: -152 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 76,099,931 km

• M1: 112,198 km (0.1 R)
• M2: 427,102 km (0.08 R)
• M3: 781,948 km (0.044 R)
• M4: 1,206,507 km (0.073 R)
• M5: 1,739,973 km (0.066 R)
• M6: 2,039,169 km (0.1 R)
• M7: 2,743,326 km (0.082 R)
• M8: 3,339,324 km (0.106 R)
• M9: 3,876,081 km (0.117 R)
• M10: 4,190,386 km (0.051 R)
• M11: 4,495,416 km (0.034 R)
• M12: 4,953,185 km (0.089 R)
• M13: 7,686,638 km (0.106 R)
• M14: 8,342,176 km (0.028 R)
• M15: 9,416,288 km (0.074 R)
• M16: 11,196,503 km (0.033 R)
• M17: 11,786,667 km (0.092 R)
• M18: 16,264,281 km (0.038 R)
• M19: 20,357,877 km (0.056 R)
• M20: 20,648,246 km (0.085 R)
• M21: 21,610,759 km (0.07 R)
• M22: 22,371,165 km (0.048 R)
• M23: 27,666,929 km (0.064 R)
• M24: 29,944,258 km (0.097 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362.1

Radius: 11.2

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 6.11 AU - 9.73 AU

Year: 8224 Days

Day: 11.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 76,099,931 km

• M1: 139,276 km (0.095 R)
• M2: 688,001 km (0.09 R)
• M3: 2,832,935 km (0.115 R)
• M4: 3,226,527 km (0.109 R)
• M5: 3,933,078 km (0.071 R)
• M6: 6,479,832 km (0.076 R)
• M7: 8,814,157 km (0.108 R)
• M8: 9,357,945 km (0.059 R)
• M9: 11,220,738 km (0.047 R)
• M10: 12,679,766 km (0.076 R)
• M11: 13,103,577 km (0.084 R)
• M12: 15,366,693 km (0.102 R)
• M13: 19,232,601 km (0.105 R)
• M14: 22,914,055 km (0.117 R)
• M15: 30,020,403 km (0.09 R)
• M16: 30,964,964 km (0.064 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 265.4

Radius: 6.8

Gravity: 5.74 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 17.98 AU - 21.32 AU

Year: 32138 Days

Day: 18.8 Hours

Environment

Temp: -207 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 76,099,931 km

• M1: 84,523 km (0.115 R)
• M2: 1,631,215 km (0.108 R)
• M3: 11,855,930 km (0.075 R)
• M4: 12,662,712 km (0.071 R)
• M5: 16,834,398 km (0.115 R)
• M6: 21,543,739 km (0.083 R)
• M7: 31,897,707 km (0.087 R)
• M8: 32,799,184 km (0.079 R)
• M9: 33,321,879 km (0.088 R)
• M10: 42,458,718 km (0.083 R)
• M11: 47,596,208 km (0.119 R)
• M12: 51,710,449 km (0.072 R)
• M13: 52,953,757 km (0.102 R)
• M14: 66,500,891 km (0.045 R)
• M15: 69,676,555 km (0.116 R)
• M16: 74,514,699 km (0.09 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 313 - 11,983 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit