🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.03 AU - 1.11 AU

Year: 320 Days

Day: 25.5 Hours

Environment

Temp: 254 °C

Axial Tilt: 26.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 38,732,107 km

• M1: 33,660 km (0.057 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.81 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 2.51 AU - 3.11 AU

Year: 1360 Days

Day: 39.6 Hours

Environment

Temp: 0 °C

Axial Tilt: 12 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 38,732,107 km

• M1: 1,004,251 km (0.096 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.82 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 2.43 AU - 3.21 AU

Year: 1367 Days

Day: 41.9 Hours

Environment

Temp: 12 °C

Axial Tilt: 32 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 38,732,107 km

• M1: 1,041,800 km (0.07 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 2.81 AU - 3.11 AU

Year: 1471 Days

Day: 16.3 Hours

Environment

Temp: -13 °C

Axial Tilt: 3.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 5.08 AU - 5.74 AU

Year: 3634 Days

Day: 32.5 Hours

Environment

Temp: -75 °C

Axial Tilt: 113 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,732,107 km

• M1: 686,505 km (0.119 R)

Planet 6 - Terrestrial

Semi-Major Axis: 9.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 8.1 AU - 10 AU

Year: 7861 Days

Day: 42.5 Hours

Environment

Temp: -122 °C

Axial Tilt: 22.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 11.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 14.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 89.3

Radius: 10.7

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 13.29 AU - 15.13 AU

Year: 15468 Days

Day: 8.7 Hours

Environment

Temp: -144 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 38,732,107 km

• M1: 133,142 km (0.078 R)
• M2: 558,598 km (0.105 R)
• M3: 914,492 km (0.065 R)
• M4: 1,937,592 km (0.113 R)
• M5: 3,941,754 km (0.093 R)
• M6: 4,377,084 km (0.11 R)
• M7: 5,489,793 km (0.119 R)
• M8: 6,223,571 km (0.079 R)
• M9: 6,952,262 km (0.088 R)
• M10: 7,700,102 km (0.094 R)
• M11: 9,230,338 km (0.069 R)
• M12: 12,520,893 km (0.072 R)
• M13: 12,882,770 km (0.112 R)
• M14: 14,569,785 km (0.108 R)
• M15: 15,973,462 km (0.114 R)
• M16: 17,982,711 km (0.079 R)
• M17: 20,155,022 km (0.094 R)
• M18: 22,044,443 km (0.042 R)
• M19: 24,208,376 km (0.096 R)
• M20: 24,770,715 km (0.103 R)
• M21: 25,259,600 km (0.035 R)
• M22: 26,680,032 km (0.052 R)
• M23: 27,889,082 km (0.045 R)
• M24: 28,685,392 km (0.065 R)
• M25: 30,789,486 km (0.072 R)

Planet 8 - Gas Giant

Semi-Major Axis: 15.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 772.9

Radius: 9.5

Gravity: 8.56 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 14.7 AU - 16.16 AU

Year: 17502 Days

Day: 13.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 38,732,107 km

• M1: 119,080 km (0.073 R)
• M2: 437,275 km (0.085 R)
• M3: 1,404,574 km (0.075 R)
• M4: 2,150,918 km (0.047 R)
• M5: 2,813,936 km (0.075 R)
• M6: 4,088,360 km (0.099 R)
• M7: 5,951,302 km (0.105 R)
• M8: 7,252,954 km (0.101 R)
• M9: 9,659,535 km (0.076 R)
• M10: 11,012,198 km (0.092 R)
• M11: 11,574,537 km (0.084 R)
• M12: 14,977,888 km (0.085 R)
• M13: 17,195,527 km (0.068 R)
• M14: 18,556,569 km (0.057 R)
• M15: 23,475,646 km (0.057 R)
• M16: 28,380,362 km (0.097 R)
• M17: 29,200,158 km (0.112 R)
• M18: 35,386,030 km (0.118 R)
• M19: 40,450,666 km (0.113 R)
• M20: 44,395,113 km (0.084 R)
• M21: 50,269,821 km (0.115 R)
• M22: 56,826,546 km (0.111 R)
• M23: 61,177,301 km (0.102 R)
• M24: 62,544,177 km (0.115 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 71.9

Radius: 3.3

Gravity: 6.6 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 14.98 AU - 21.42 AU

Year: 22420 Days

Day: 23.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 38,732,107 km

• M1: 40,990 km (0.108 R)
• M2: 310,565 km (0.109 R)
• M3: 610,060 km (0.074 R)
• M4: 1,106,725 km (0.084 R)
• M5: 1,969,306 km (0.084 R)
• M6: 2,318,617 km (0.047 R)
• M7: 2,707,721 km (0.102 R)
• M8: 3,473,513 km (0.087 R)
• M9: 4,592,954 km (0.055 R)
• M10: 4,877,489 km (0.098 R)
• M11: 5,203,762 km (0.062 R)
• M12: 5,418,734 km (0.076 R)
• M13: 7,131,181 km (0.111 R)
• M14: 7,590,147 km (0.112 R)
• M15: 10,423,232 km (0.113 R)
• M16: 22,647,322 km (0.107 R)
• M17: 23,718,443 km (0.112 R)
• M18: 24,308,906 km (0.069 R)
• M19: 31,062,203 km (0.051 R)
• M20: 34,058,947 km (0.047 R)

Kuiper Belt

Range: 38 - 67 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 364 - 14,071 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit