🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.39 AU - 0.61 AU

Year: 127 Days

Day: 18.7 Hours

Environment

Temp: 184 °C

Axial Tilt: 13.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.53 AU - 0.77 AU

Year: 188 Days

Day: 46.7 Hours

Environment

Temp: 183 °C

Axial Tilt: 27.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.59 AU - 0.95 AU

Year: 242 Days

Day: 21 Hours

Environment

Temp: 121 °C

Axial Tilt: 140.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.78 AU - 0.94 AU

Year: 286 Days

Day: 21.1 Hours

Environment

Temp: 112 °C

Axial Tilt: 12.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 63,349,175 km

• M1: 56,099 km (0.086 R)
• M2: 148,850 km (0.094 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.11

Radius: 0.41

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.6 AU - 1.94 AU

Year: 843 Days

Day: 15.9 Hours

Environment

Temp: -42 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.56 AU - 2.1 AU

Year: 887 Days

Day: 43.7 Hours

Environment

Temp: -59 °C

Axial Tilt: 0.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.83 AU - 2.09 AU

Year: 983 Days

Day: 17.5 Hours

Environment

Temp: -60 °C

Axial Tilt: 9.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 4.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 4.3 AU - 4.86 AU

Year: 3511 Days

Day: 45.8 Hours

Environment

Temp: -131 °C

Axial Tilt: 22.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,349,175 km

• M1: 2,689,919 km (0.107 R)

Asteroid Belt

Center: 5.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 459

Radius: 10.6

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 5.47 AU - 8.93 AU

Year: 6919 Days

Day: 13.5 Hours

Environment

Temp: -163 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 63,349,175 km

• M1: 159,023 km (0.065 R)
• M2: 509,082 km (0.11 R)
• M3: 856,897 km (0.117 R)
• M4: 1,462,170 km (0.108 R)
• M5: 2,100,504 km (0.089 R)
• M6: 2,877,964 km (0.118 R)
• M7: 3,333,789 km (0.109 R)
• M8: 5,024,992 km (0.107 R)
• M9: 5,569,230 km (0.114 R)
• M10: 5,933,052 km (0.097 R)
• M11: 8,779,749 km (0.107 R)
• M12: 9,273,871 km (0.084 R)
• M13: 9,961,273 km (0.068 R)
• M14: 10,821,461 km (0.103 R)
• M15: 11,389,783 km (0.107 R)
• M16: 12,027,818 km (0.093 R)
• M17: 12,586,118 km (0.09 R)
• M18: 13,321,690 km (0.075 R)
• M19: 14,421,833 km (0.089 R)
• M20: 15,941,299 km (0.087 R)
• M21: 16,615,237 km (0.04 R)
• M22: 18,549,986 km (0.079 R)
• M23: 19,295,732 km (0.12 R)
• M24: 19,780,578 km (0.104 R)
• M25: 20,273,503 km (0.114 R)
• M26: 25,004,387 km (0.116 R)
• M27: 25,663,964 km (0.082 R)
• M28: 26,335,060 km (0.076 R)
• M29: 29,318,639 km (0.114 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 256.3

Radius: 3.1

Gravity: 26.67 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 13.12 AU - 20.64 AU

Year: 24839 Days

Day: 24.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 63,349,175 km

• M1: 38,596 km (0.112 R)
• M2: 239,656 km (0.04 R)
• M3: 407,804 km (0.11 R)
• M4: 515,215 km (0.107 R)
• M5: 798,853 km (0.081 R)
• M6: 1,765,105 km (0.037 R)
• M7: 5,962,971 km (0.078 R)
• M8: 10,287,247 km (0.098 R)
• M9: 10,920,345 km (0.105 R)
• M10: 12,137,474 km (0.07 R)
• M11: 14,128,023 km (0.044 R)
• M12: 17,425,160 km (0.105 R)
• M13: 18,741,023 km (0.091 R)
• M14: 27,611,578 km (0.12 R)
• M15: 28,050,349 km (0.111 R)
• M16: 28,271,454 km (0.1 R)
• M17: 29,737,364 km (0.065 R)
• M18: 36,632,629 km (0.071 R)
• M19: 43,625,731 km (0.076 R)
• M20: 55,702,318 km (0.059 R)

Kuiper Belt

Range: 30.6 - 54.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 546 - 14,486 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit