🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.52 AU - 0.7 AU

Year: 175 Days

Day: 25.4 Hours

Environment

Temp: 138 °C

Axial Tilt: 19.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 76,512,582 km

• M1: 43,683 km (0.054 R)
• M2: 467,942 km (0.09 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.63 AU - 0.97 AU

Year: 263 Days

Day: 45.2 Hours

Environment

Temp: 85 °C

Axial Tilt: 17 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 76,512,582 km

• M1: 53,556 km (0.089 R)
• M2: 84,672 km (0.069 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.78 AU - 0.86 AU

Year: 273 Days

Day: 44.2 Hours

Environment

Temp: 141 °C

Axial Tilt: 28 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.82 AU - 1.32 AU

Year: 406 Days

Day: 19.2 Hours

Environment

Temp: 7 °C

Axial Tilt: 14.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.68 AU - 2.22 AU

Year: 1000 Days

Day: 42 Hours

Environment

Temp: -67 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.89 AU - 2.09 AU

Year: 1031 Days

Day: 28.8 Hours

Environment

Temp: -61 °C

Axial Tilt: 39.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.98 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 184.8

Radius: 15

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 9.77 AU - 10.15 AU

Year: 11539 Days

Day: 12.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 76,512,582 km

• M1: 187,895 km (0.086 R)
• M2: 660,923 km (0.112 R)
• M3: 1,266,047 km (0.061 R)
• M4: 1,889,122 km (0.116 R)
• M5: 2,679,298 km (0.103 R)
• M6: 3,772,559 km (0.101 R)
• M7: 4,788,179 km (0.115 R)
• M8: 5,346,628 km (0.07 R)
• M9: 6,561,662 km (0.099 R)
• M10: 7,727,777 km (0.077 R)
• M11: 8,301,784 km (0.06 R)
• M12: 9,237,369 km (0.081 R)
• M13: 9,840,548 km (0.089 R)
• M14: 11,270,255 km (0.119 R)
• M15: 12,212,721 km (0.117 R)
• M16: 15,298,028 km (0.097 R)
• M17: 16,144,153 km (0.096 R)
• M18: 18,870,575 km (0.083 R)
• M19: 19,914,768 km (0.113 R)
• M20: 21,144,313 km (0.067 R)
• M21: 23,358,062 km (0.078 R)
• M22: 24,561,876 km (0.067 R)
• M23: 26,230,939 km (0.028 R)
• M24: 27,708,069 km (0.099 R)
• M25: 28,874,633 km (0.081 R)
• M26: 32,276,040 km (0.089 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 471.3

Radius: 7.2

Gravity: 9.09 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 15.99 AU - 16.75 AU

Year: 24313 Days

Day: 16.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 76,512,582 km

• M1: 89,609 km (0.097 R)
• M2: 322,533 km (0.096 R)
• M3: 983,456 km (0.07 R)
• M4: 1,341,893 km (0.038 R)
• M5: 1,840,054 km (0.093 R)
• M6: 2,344,348 km (0.081 R)
• M7: 3,173,420 km (0.043 R)
• M8: 3,537,541 km (0.111 R)
• M9: 3,867,255 km (0.088 R)
• M10: 5,434,143 km (0.1 R)
• M11: 6,688,670 km (0.041 R)
• M12: 6,961,088 km (0.107 R)
• M13: 7,576,833 km (0.064 R)
• M14: 8,125,708 km (0.036 R)
• M15: 13,873,407 km (0.097 R)
• M16: 14,168,265 km (0.066 R)
• M17: 21,174,232 km (0.105 R)
• M18: 24,761,140 km (0.117 R)
• M19: 31,183,676 km (0.104 R)
• M20: 32,979,599 km (0.118 R)
• M21: 47,188,704 km (0.096 R)
• M22: 47,521,559 km (0.109 R)
• M23: 50,240,949 km (0.061 R)
• M24: 54,147,248 km (0.099 R)
• M25: 57,679,703 km (0.103 R)
• M26: 59,988,148 km (0.117 R)
• M27: 64,788,594 km (0.081 R)
• M28: 65,612,729 km (0.115 R)
• M29: 67,703,808 km (0.109 R)
• M30: 69,838,719 km (0.114 R)
• M31: 75,145,254 km (0.03 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 253 - 19,005 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit