🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.43 AU - 0.61 AU

Year: 144 Days

Day: 44.8 Hours

Environment

Temp: 175 °C

Axial Tilt: 28.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.63 AU - 0.75 AU

Year: 219 Days

Day: 19.7 Hours

Environment

Temp: 118 °C

Axial Tilt: 16.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.77 AU - 1.17 AU

Year: 366 Days

Day: 33.1 Hours

Environment

Temp: 10 °C

Axial Tilt: 34.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 2.07 AU - 2.57 AU

Year: 1353 Days

Day: 21.4 Hours

Environment

Temp: -90 °C

Axial Tilt: 1.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 2.55 AU - 3.21 AU

Year: 1871 Days

Day: 16 Hours

Environment

Temp: -116 °C

Axial Tilt: 17.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,842,563 km

• M1: 21,542 km (0.116 R)

Asteroid Belt

Center: 3.46 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 3.99 AU - 4.07 AU

Year: 3098 Days

Day: 17.9 Hours

Environment

Temp: -126 °C

Axial Tilt: 36.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 4.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 718.3

Radius: 9.7

Gravity: 7.63 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 3.49 AU - 5.09 AU

Year: 3402 Days

Day: 14.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 27,842,563 km

• M1: 124,615 km (0.112 R)
• M2: 550,221 km (0.029 R)
• M3: 1,124,378 km (0.058 R)
• M4: 1,542,952 km (0.102 R)
• M5: 2,603,452 km (0.115 R)
• M6: 3,036,837 km (0.109 R)
• M7: 3,402,454 km (0.064 R)
• M8: 3,921,858 km (0.102 R)
• M9: 4,356,739 km (0.043 R)
• M10: 5,094,406 km (0.108 R)
• M11: 6,878,061 km (0.106 R)
• M12: 7,944,993 km (0.1 R)
• M13: 8,571,509 km (0.077 R)
• M14: 9,007,288 km (0.09 R)
• M15: 9,457,877 km (0.025 R)
• M16: 9,766,497 km (0.078 R)
• M17: 10,567,743 km (0.104 R)
• M18: 12,029,464 km (0.038 R)
• M19: 13,966,008 km (0.098 R)
• M20: 15,722,736 km (0.105 R)
• M21: 17,448,647 km (0.048 R)
• M22: 17,855,254 km (0.071 R)
• M23: 23,380,053 km (0.107 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 506.8

Radius: 13.6

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 8.17 AU - 10.75 AU

Year: 11141 Days

Day: 12.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 27,842,563 km

• M1: 169,195 km (0.118 R)
• M2: 592,856 km (0.034 R)
• M3: 1,062,594 km (0.09 R)
• M4: 1,552,078 km (0.07 R)
• M5: 2,696,202 km (0.036 R)
• M6: 3,990,074 km (0.081 R)
• M7: 4,957,973 km (0.101 R)
• M8: 5,464,960 km (0.102 R)
• M9: 5,936,941 km (0.071 R)
• M10: 7,397,764 km (0.074 R)
• M11: 9,179,475 km (0.05 R)
• M12: 10,046,245 km (0.106 R)
• M13: 10,809,643 km (0.089 R)
• M14: 15,154,863 km (0.12 R)
• M15: 16,783,385 km (0.114 R)
• M16: 17,423,215 km (0.113 R)
• M17: 19,988,519 km (0.098 R)
• M18: 24,930,186 km (0.069 R)
• M19: 27,000,471 km (0.106 R)
• M20: 27,486,514 km (0.071 R)
• M21: 33,337,137 km (0.113 R)
• M22: 34,805,141 km (0.093 R)
• M23: 38,971,592 km (0.069 R)
• M24: 45,074,287 km (0.108 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 97

Radius: 9.4

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 7.4 AU - 12.22 AU

Year: 11764 Days

Day: 13.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 27,842,563 km

• M1: 117,434 km (0.076 R)
• M2: 544,985 km (0.111 R)
• M3: 1,265,299 km (0.062 R)
• M4: 1,851,722 km (0.098 R)
• M5: 2,478,687 km (0.114 R)
• M6: 3,398,864 km (0.079 R)
• M7: 3,773,157 km (0.049 R)
• M8: 4,729,686 km (0.036 R)
• M9: 5,582,693 km (0.115 R)
• M10: 6,105,687 km (0.089 R)
• M11: 6,853,378 km (0.12 R)
• M12: 7,317,131 km (0.115 R)
• M13: 8,873,248 km (0.113 R)
• M14: 9,667,613 km (0.098 R)
• M15: 11,954,515 km (0.075 R)
• M16: 13,426,558 km (0.068 R)
• M17: 14,960,834 km (0.096 R)
• M18: 15,742,034 km (0.091 R)
• M19: 18,123,632 km (0.029 R)
• M20: 18,437,339 km (0.111 R)
• M21: 19,927,334 km (0.059 R)
• M22: 23,738,340 km (0.085 R)
• M23: 25,499,705 km (0.11 R)
• M24: 25,973,182 km (0.112 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 370 - 10,981 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit