🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.62 AU - 0.84 AU

Year: 228 Days

Day: 32.2 Hours

Environment

Temp: 140 °C

Axial Tilt: 16.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 56,936,141 km

• M1: 119,828 km (0.091 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.89 AU - 1.03 AU

Year: 344 Days

Day: 14.7 Hours

Environment

Temp: 41 °C

Axial Tilt: 12.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.01 AU - 2.91 AU

Year: 1409 Days

Day: 27.5 Hours

Environment

Temp: -79 °C

Axial Tilt: 39.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 2.04 AU - 2.92 AU

Year: 1426 Days

Day: 36.5 Hours

Environment

Temp: -89 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.65 AU - 4.13 AU

Year: 2280 Days

Day: 26.1 Hours

Environment

Temp: -116 °C

Axial Tilt: 29.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.35 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 105.3

Radius: 13.6

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 5.69 AU - 8.93 AU

Year: 7219 Days

Day: 6.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 56,936,141 km

• M1: 169,345 km (0.109 R)
• M2: 905,666 km (0.051 R)
• M3: 1,591,871 km (0.076 R)
• M4: 2,242,921 km (0.114 R)
• M5: 2,669,873 km (0.099 R)
• M6: 3,220,244 km (0.048 R)
• M7: 3,964,493 km (0.084 R)
• M8: 4,959,469 km (0.052 R)
• M9: 5,391,806 km (0.102 R)
• M10: 6,141,741 km (0.098 R)
• M11: 6,814,033 km (0.075 R)
• M12: 7,350,192 km (0.094 R)
• M13: 7,818,434 km (0.106 R)
• M14: 10,082,747 km (0.109 R)
• M15: 12,754,864 km (0.098 R)
• M16: 14,040,059 km (0.105 R)
• M17: 14,665,378 km (0.076 R)
• M18: 16,336,387 km (0.092 R)
• M19: 17,136,586 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 483

Radius: 12.1

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 6.09 AU - 9.75 AU

Year: 8141 Days

Day: 6.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 56,936,141 km

• M1: 150,795 km (0.11 R)
• M2: 583,880 km (0.086 R)
• M3: 1,181,075 km (0.11 R)
• M4: 4,350,755 km (0.092 R)
• M5: 5,919,289 km (0.111 R)
• M6: 6,796,830 km (0.061 R)
• M7: 9,325,782 km (0.118 R)
• M8: 9,816,463 km (0.087 R)
• M9: 11,442,891 km (0.056 R)
• M10: 12,005,828 km (0.081 R)
• M11: 13,409,654 km (0.056 R)
• M12: 14,209,703 km (0.1 R)
• M13: 17,528,831 km (0.086 R)
• M14: 18,415,647 km (0.079 R)
• M15: 20,057,933 km (0.114 R)
• M16: 20,576,589 km (0.095 R)
• M17: 21,951,393 km (0.083 R)
• M18: 22,581,799 km (0.089 R)
• M19: 25,224,744 km (0.105 R)
• M20: 26,091,215 km (0.087 R)
• M21: 28,810,156 km (0.099 R)
• M22: 29,375,786 km (0.094 R)
• M23: 33,648,750 km (0.11 R)
• M24: 35,554,477 km (0.118 R)
• M25: 36,314,734 km (0.1 R)
• M26: 36,974,909 km (0.118 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 689.2

Radius: 9.8

Gravity: 7.18 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 7.8 AU - 9.08 AU

Year: 8956 Days

Day: 13.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 56,936,141 km

• M1: 121,922 km (0.071 R)
• M2: 488,736 km (0.113 R)
• M3: 800,648 km (0.086 R)
• M4: 1,184,965 km (0.075 R)
• M5: 2,339,711 km (0.084 R)
• M6: 3,013,051 km (0.078 R)
• M7: 3,660,211 km (0.108 R)
• M8: 4,539,099 km (0.03 R)
• M9: 4,921,620 km (0.093 R)
• M10: 6,710,063 km (0.097 R)
• M11: 10,373,266 km (0.067 R)
• M12: 10,831,484 km (0.092 R)
• M13: 11,843,065 km (0.051 R)
• M14: 16,389,344 km (0.071 R)
• M15: 22,315,066 km (0.103 R)
• M16: 24,570,403 km (0.08 R)
• M17: 26,594,013 km (0.084 R)
• M18: 36,034,686 km (0.098 R)
• M19: 39,496,231 km (0.115 R)
• M20: 40,488,813 km (0.106 R)
• M21: 40,991,313 km (0.117 R)
• M22: 44,492,651 km (0.081 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 815.7

Radius: 11.1

Gravity: 6.62 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 9.87 AU - 10.49 AU

Year: 11863 Days

Day: 11.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 56,936,141 km

• M1: 141,669 km (0.062 R)
• M2: 592,408 km (0.068 R)
• M3: 1,124,826 km (0.114 R)
• M4: 1,508,994 km (0.103 R)
• M5: 2,410,022 km (0.12 R)
• M6: 4,052,606 km (0.107 R)
• M7: 4,910,700 km (0.1 R)
• M8: 5,417,986 km (0.091 R)
• M9: 5,848,828 km (0.082 R)
• M10: 7,986,881 km (0.098 R)
• M11: 9,587,877 km (0.038 R)
• M12: 14,205,365 km (0.106 R)
• M13: 15,592,736 km (0.045 R)
• M14: 19,536,435 km (0.075 R)
• M15: 22,142,729 km (0.07 R)
• M16: 23,529,202 km (0.098 R)
• M17: 25,967,348 km (0.101 R)
• M18: 40,449,469 km (0.095 R)
• M19: 41,820,534 km (0.089 R)
• M20: 47,313,618 km (0.117 R)
• M21: 52,136,653 km (0.047 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 360 - 13,513 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit