🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.68 AU - 0.82 AU

Year: 241 Days

Day: 18.8 Hours

Environment

Temp: 144 °C

Axial Tilt: 21.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.72 AU - 0.92 AU

Year: 275 Days

Day: 46.1 Hours

Environment

Temp: 141 °C

Axial Tilt: 6.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 57,299,624 km

• M1: 15,857 km (0.116 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.79 AU - 1.11 AU

Year: 343 Days

Day: 26.4 Hours

Environment

Temp: 22 °C

Axial Tilt: 35.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.89 AU - 1.05 AU

Year: 354 Days

Day: 41.6 Hours

Environment

Temp: 33 °C

Axial Tilt: 18.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 57,299,624 km

• M1: 142,417 km (0.071 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.53 AU - 1.65 AU

Year: 744 Days

Day: 46.4 Hours

Environment

Temp: -51 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,299,624 km

• M1: 427,102 km (0.047 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 3.72 AU - 4.42 AU

Year: 3045 Days

Day: 30.8 Hours

Environment

Temp: -125 °C

Axial Tilt: 113.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.4 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 571.8

Radius: 10.4

Gravity: 5.29 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 4.57 AU - 4.87 AU

Year: 3803 Days

Day: 9.2 Hours

Environment

Temp: -135 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 57,299,624 km

• M1: 129,402 km (0.084 R)
• M2: 501,901 km (0.076 R)
• M3: 838,047 km (0.108 R)
• M4: 1,256,323 km (0.114 R)
• M5: 1,625,979 km (0.092 R)
• M6: 2,015,682 km (0.1 R)
• M7: 2,437,548 km (0.099 R)
• M8: 3,385,101 km (0.087 R)
• M9: 4,702,609 km (0.108 R)
• M10: 5,142,427 km (0.049 R)
• M11: 5,529,885 km (0.12 R)
• M12: 5,853,914 km (0.116 R)
• M13: 7,504,876 km (0.079 R)
• M14: 8,004,533 km (0.09 R)
• M15: 8,561,935 km (0.057 R)
• M16: 10,512,691 km (0.119 R)
• M17: 13,503,751 km (0.08 R)
• M18: 14,496,632 km (0.034 R)
• M19: 16,185,143 km (0.103 R)
• M20: 16,738,805 km (0.037 R)
• M21: 18,356,257 km (0.072 R)
• M22: 19,019,424 km (0.059 R)
• M23: 21,566,029 km (0.116 R)
• M24: 22,920,937 km (0.096 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 893

Radius: 9.1

Gravity: 10.78 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 9.38 AU - 10.3 AU

Year: 11447 Days

Day: 14 Hours

Environment

Temp: -175 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 57,299,624 km

• M1: 118,781 km (0.049 R)
• M2: 570,716 km (0.057 R)
• M3: 1,106,725 km (0.097 R)
• M4: 2,022,414 km (0.099 R)
• M5: 2,759,034 km (0.116 R)
• M6: 3,226,377 km (0.062 R)
• M7: 3,584,365 km (0.071 R)
• M8: 3,884,010 km (0.086 R)
• M9: 4,885,567 km (0.084 R)
• M10: 8,061,680 km (0.116 R)
• M11: 9,575,760 km (0.11 R)
• M12: 11,561,971 km (0.109 R)
• M13: 12,038,141 km (0.108 R)
• M14: 12,714,173 km (0.054 R)
• M15: 13,157,282 km (0.094 R)
• M16: 14,209,105 km (0.079 R)
• M17: 15,745,625 km (0.064 R)
• M18: 19,477,044 km (0.115 R)
• M19: 19,812,293 km (0.106 R)
• M20: 20,494,459 km (0.088 R)
• M21: 22,268,391 km (0.072 R)
• M22: 23,380,502 km (0.06 R)
• M23: 25,815,955 km (0.033 R)
• M24: 32,575,834 km (0.11 R)
• M25: 35,232,842 km (0.106 R)
• M26: 36,613,929 km (0.114 R)
• M27: 40,292,092 km (0.085 R)
• M28: 40,700,195 km (0.066 R)
• M29: 43,491,991 km (0.059 R)
• M30: 46,558,149 km (0.088 R)
• M31: 50,866,418 km (0.056 R)
• M32: 51,343,186 km (0.098 R)
• M33: 51,983,465 km (0.111 R)
• M34: 52,954,056 km (0.101 R)
• M35: 53,280,179 km (0.078 R)
• M36: 55,265,493 km (0.109 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 399 - 19,532 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit