🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.74 AU - 0.86 AU

Year: 258 Days

Day: 31 Hours

Environment

Temp: 107 °C

Axial Tilt: 26.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 66,331,367 km

• M1: 38,147 km (0.065 R)

Asteroid Belt

Center: 1.07 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.13 AU - 1.53 AU

Year: 552 Days

Day: 25.1 Hours

Environment

Temp: -3 °C

Axial Tilt: 9.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 66,331,367 km

• M1: 56,249 km (0.045 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 2.14 AU - 2.62 AU

Year: 1321 Days

Day: 26.8 Hours

Environment

Temp: -83 °C

Axial Tilt: 15.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 3.24 AU - 5.1 AU

Year: 3065 Days

Day: 31.1 Hours

Environment

Temp: -113 °C

Axial Tilt: 32.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,331,367 km

• M1: 857,645 km (0.057 R)

Asteroid Belt

Center: 5.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 329.8

Radius: 8.2

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 6.93 AU - 8.69 AU

Year: 7855 Days

Day: 9.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 66,331,367 km

• M1: 149,149 km (0.07 R)
• M2: 500,106 km (0.112 R)
• M3: 765,044 km (0.095 R)
• M4: 1,117,496 km (0.055 R)
• M5: 1,851,423 km (0.068 R)
• M6: 2,127,132 km (0.113 R)
• M7: 4,256,807 km (0.089 R)
• M8: 4,662,666 km (0.043 R)
• M9: 5,700,726 km (0.106 R)
• M10: 13,337,697 km (0.081 R)
• M11: 14,152,258 km (0.036 R)
• M12: 16,671,187 km (0.101 R)
• M13: 24,047,409 km (0.11 R)
• M14: 26,413,150 km (0.11 R)
• M15: 31,129,971 km (0.087 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 831.2

Radius: 14.8

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 9.14 AU - 15.23 AU

Year: 15298 Days

Day: 9.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 66,331,367 km

• M1: 184,005 km (0.082 R)
• M2: 678,277 km (0.072 R)
• M3: 1,346,680 km (0.078 R)
• M4: 1,869,525 km (0.093 R)
• M5: 2,683,786 km (0.117 R)
• M6: 3,290,106 km (0.112 R)
• M7: 3,957,612 km (0.092 R)
• M8: 5,235,327 km (0.077 R)
• M9: 6,270,844 km (0.119 R)
• M10: 7,764,578 km (0.074 R)
• M11: 9,430,500 km (0.112 R)
• M12: 11,082,210 km (0.111 R)
• M13: 13,053,461 km (0.101 R)
• M14: 14,733,146 km (0.112 R)
• M15: 15,930,378 km (0.112 R)
• M16: 17,030,371 km (0.101 R)
• M17: 19,119,954 km (0.111 R)
• M18: 21,003,391 km (0.118 R)
• M19: 27,173,107 km (0.119 R)
• M20: 27,726,918 km (0.095 R)
• M21: 28,971,872 km (0.086 R)
• M22: 31,694,852 km (0.069 R)
• M23: 41,903,860 km (0.074 R)
• M24: 44,301,614 km (0.119 R)
• M25: 46,473,476 km (0.089 R)
• M26: 48,229,157 km (0.115 R)
• M27: 49,863,214 km (0.119 R)
• M28: 56,410,066 km (0.114 R)
• M29: 67,878,687 km (0.087 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 758.7

Radius: 11.5

Gravity: 5.74 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 9.51 AU - 15.03 AU

Year: 15468 Days

Day: 11.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 122.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 66,331,367 km

• M1: 143,016 km (0.117 R)
• M2: 528,978 km (0.049 R)
• M3: 1,092,812 km (0.099 R)
• M4: 1,930,112 km (0.092 R)
• M5: 2,543,313 km (0.059 R)
• M6: 3,308,955 km (0.107 R)
• M7: 3,717,806 km (0.081 R)
• M8: 4,410,893 km (0.075 R)
• M9: 5,223,958 km (0.052 R)
• M10: 5,936,343 km (0.036 R)
• M11: 8,820,141 km (0.105 R)
• M12: 9,342,686 km (0.106 R)
• M13: 12,791,815 km (0.052 R)
• M14: 13,394,096 km (0.101 R)
• M15: 14,015,077 km (0.093 R)
• M16: 15,539,030 km (0.059 R)
• M17: 18,403,979 km (0.059 R)
• M18: 21,417,179 km (0.119 R)
• M19: 24,336,582 km (0.096 R)
• M20: 28,066,206 km (0.045 R)
• M21: 28,741,790 km (0.096 R)
• M22: 30,478,023 km (0.061 R)
• M23: 30,952,697 km (0.096 R)
• M24: 39,513,435 km (0.112 R)
• M25: 40,362,104 km (0.11 R)
• M26: 41,512,512 km (0.039 R)
• M27: 62,439,010 km (0.05 R)
• M28: 62,821,083 km (0.07 R)

Kuiper Belt

Range: 30.5 - 50.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 466 - 19,307 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit