🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.51 AU - 0.71 AU

Year: 179 Days

Day: 28.1 Hours

Environment

Temp: 144 °C

Axial Tilt: 15.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.54 AU - 0.9 AU

Year: 230 Days

Day: 40.2 Hours

Environment

Temp: 88 °C

Axial Tilt: 37.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.64 AU - 2.32 AU

Year: 1050 Days

Day: 22.8 Hours

Environment

Temp: -72 °C

Axial Tilt: 23.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,280,749 km

• M1: 35,754 km (0.099 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 2.09 AU - 3.23 AU

Year: 1634 Days

Day: 20.7 Hours

Environment

Temp: -102 °C

Axial Tilt: 13.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,280,749 km

• M1: 1,915,601 km (0.097 R)

Asteroid Belt

Center: 4.07 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 786.3

Radius: 10.6

Gravity: 7 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 4.44 AU - 6.5 AU

Year: 4820 Days

Day: 11 Hours

Environment

Temp: -153 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 61,280,749 km

• M1: 131,945 km (0.054 R)
• M2: 561,890 km (0.045 R)
• M3: 928,554 km (0.067 R)
• M4: 1,884,933 km (0.068 R)
• M5: 2,391,472 km (0.093 R)
• M6: 2,802,567 km (0.109 R)
• M7: 3,260,486 km (0.111 R)
• M8: 4,041,237 km (0.047 R)
• M9: 4,401,618 km (0.108 R)
• M10: 5,672,452 km (0.097 R)
• M11: 6,002,315 km (0.115 R)
• M12: 6,505,263 km (0.06 R)
• M13: 7,347,350 km (0.06 R)
• M14: 7,776,546 km (0.09 R)
• M15: 8,843,628 km (0.096 R)
• M16: 13,670,104 km (0.081 R)
• M17: 14,822,157 km (0.109 R)
• M18: 16,578,586 km (0.077 R)
• M19: 18,930,863 km (0.106 R)
• M20: 21,066,223 km (0.052 R)
• M21: 22,302,948 km (0.07 R)
• M22: 23,819,272 km (0.066 R)
• M23: 24,682,003 km (0.093 R)
• M24: 27,056,271 km (0.099 R)
• M25: 27,395,260 km (0.11 R)
• M26: 29,489,331 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 588.1

Radius: 13.7

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 8.27 AU - 8.71 AU

Year: 9319 Days

Day: 5.1 Hours

Environment

Temp: -166 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 61,280,749 km

• M1: 170,392 km (0.09 R)
• M2: 663,467 km (0.112 R)
• M3: 1,237,324 km (0.114 R)
• M4: 2,758,435 km (0.049 R)
• M5: 5,421,576 km (0.117 R)
• M6: 6,874,770 km (0.119 R)
• M7: 8,661,567 km (0.116 R)
• M8: 11,047,803 km (0.088 R)
• M9: 11,734,158 km (0.062 R)
• M10: 12,281,237 km (0.053 R)
• M11: 16,533,108 km (0.059 R)
• M12: 17,643,573 km (0.083 R)
• M13: 18,072,620 km (0.064 R)
• M14: 20,168,037 km (0.098 R)
• M15: 22,924,527 km (0.03 R)
• M16: 25,557,599 km (0.063 R)
• M17: 29,876,490 km (0.058 R)
• M18: 33,883,768 km (0.113 R)
• M19: 41,672,581 km (0.073 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 790.9

Radius: 9

Gravity: 9.76 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 7.91 AU - 9.95 AU

Year: 10053 Days

Day: 13.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 61,280,749 km

• M1: 115,190 km (0.105 R)
• M2: 708,645 km (0.091 R)
• M3: 1,241,064 km (0.113 R)
• M4: 2,422,139 km (0.104 R)
• M5: 3,121,808 km (0.096 R)
• M6: 3,456,758 km (0.09 R)
• M7: 4,171,387 km (0.064 R)
• M8: 5,856,308 km (0.11 R)
• M9: 7,608,099 km (0.103 R)
• M10: 8,084,718 km (0.099 R)
• M11: 11,767,069 km (0.106 R)
• M12: 12,404,805 km (0.111 R)
• M13: 15,391,975 km (0.075 R)
• M14: 16,797,148 km (0.107 R)
• M15: 23,099,258 km (0.092 R)
• M16: 27,570,738 km (0.059 R)
• M17: 32,700,299 km (0.064 R)
• M18: 34,075,553 km (0.103 R)
• M19: 35,848,287 km (0.102 R)
• M20: 36,452,513 km (0.05 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 575

Radius: 4

Gravity: 35.94 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 10.02 AU - 14.1 AU

Year: 15778 Days

Day: 18.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 61,280,749 km

• M1: 51,910 km (0.088 R)
• M2: 896,241 km (0.072 R)
• M3: 1,163,572 km (0.07 R)
• M4: 2,789,103 km (0.041 R)
• M5: 3,002,878 km (0.099 R)
• M6: 3,626,252 km (0.063 R)
• M7: 5,337,054 km (0.082 R)
• M8: 6,653,515 km (0.098 R)
• M9: 9,852,965 km (0.088 R)
• M10: 16,787,873 km (0.088 R)
• M11: 17,099,186 km (0.117 R)
• M12: 19,133,418 km (0.073 R)
• M13: 21,965,007 km (0.06 R)
• M14: 23,674,461 km (0.045 R)
• M15: 25,063,777 km (0.088 R)
• M16: 27,678,299 km (0.043 R)
• M17: 34,058,199 km (0.105 R)
• M18: 34,682,621 km (0.032 R)
• M19: 36,993,609 km (0.11 R)
• M20: 40,370,481 km (0.079 R)
• M21: 46,039,642 km (0.074 R)
• M22: 52,051,831 km (0.051 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 505 - 18,315 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit