🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.49 AU - 0.61 AU

Year: 144 Days

Day: 41.6 Hours

Environment

Temp: 184 °C

Axial Tilt: 4.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 57,994,511 km

• M1: 45,627 km (0.096 R)
• M2: 98,884 km (0.047 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.38 AU - 2.12 AU

Year: 817 Days

Day: 47.2 Hours

Environment

Temp: -45 °C

Axial Tilt: 17.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.74 AU - 2.1 AU

Year: 939 Days

Day: 30.3 Hours

Environment

Temp: -46 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 2.28 AU - 2.94 AU

Year: 1489 Days

Day: 24.6 Hours

Environment

Temp: -81 °C

Axial Tilt: 3.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,994,511 km

• M1: 111,600 km (0.103 R)

Asteroid Belt

Center: 5.94 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 523.6

Radius: 12.9

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 9.04 AU - 9.48 AU

Year: 9950 Days

Day: 12.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 57,994,511 km

• M1: 160,369 km (0.114 R)
• M2: 642,972 km (0.07 R)
• M3: 1,045,839 km (0.11 R)
• M4: 1,668,166 km (0.064 R)
• M5: 2,473,750 km (0.042 R)
• M6: 2,987,619 km (0.101 R)
• M7: 4,649,951 km (0.097 R)
• M8: 5,567,734 km (0.102 R)
• M9: 7,480,193 km (0.116 R)
• M10: 7,968,031 km (0.072 R)
• M11: 8,390,795 km (0.101 R)
• M12: 9,654,897 km (0.107 R)
• M13: 10,532,288 km (0.045 R)
• M14: 11,303,466 km (0.084 R)
• M15: 14,706,967 km (0.115 R)
• M16: 15,802,322 km (0.116 R)
• M17: 16,813,454 km (0.039 R)
• M18: 17,440,419 km (0.102 R)
• M19: 18,155,347 km (0.116 R)
• M20: 24,864,662 km (0.113 R)
• M21: 25,405,758 km (0.053 R)
• M22: 27,170,713 km (0.048 R)
• M23: 31,047,392 km (0.11 R)
• M24: 33,827,819 km (0.038 R)
• M25: 34,827,731 km (0.115 R)
• M26: 39,268,244 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225.5

Radius: 8.8

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 10.59 AU - 11.39 AU

Year: 12865 Days

Day: 7.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 57,994,511 km

• M1: 110,104 km (0.113 R)
• M2: 431,141 km (0.092 R)
• M3: 860,936 km (0.053 R)
• M4: 1,499,719 km (0.098 R)
• M5: 2,135,360 km (0.038 R)
• M6: 3,278,737 km (0.079 R)
• M7: 4,085,518 km (0.107 R)
• M8: 4,787,281 km (0.089 R)
• M9: 5,227,398 km (0.088 R)
• M10: 7,845,212 km (0.06 R)
• M11: 8,669,047 km (0.101 R)
• M12: 10,200,032 km (0.081 R)
• M13: 14,141,038 km (0.117 R)
• M14: 17,314,458 km (0.116 R)
• M15: 19,947,978 km (0.043 R)
• M16: 22,512,236 km (0.117 R)
• M17: 30,113,902 km (0.116 R)
• M18: 34,756,821 km (0.092 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 387.7

Radius: 7.2

Gravity: 7.48 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 12.65 AU - 14.53 AU

Year: 17690 Days

Day: 22.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 57,994,511 km

• M1: 89,609 km (0.046 R)
• M2: 313,557 km (0.084 R)
• M3: 603,179 km (0.12 R)
• M4: 2,928,528 km (0.095 R)
• M5: 3,740,096 km (0.109 R)
• M6: 4,258,154 km (0.054 R)
• M7: 4,888,858 km (0.097 R)
• M8: 5,616,203 km (0.09 R)
• M9: 7,371,136 km (0.096 R)
• M10: 8,808,173 km (0.106 R)
• M11: 9,207,450 km (0.099 R)
• M12: 11,155,364 km (0.117 R)
• M13: 11,387,540 km (0.072 R)
• M14: 16,510,967 km (0.097 R)
• M15: 17,195,078 km (0.074 R)
• M16: 23,936,557 km (0.119 R)
• M17: 24,911,187 km (0.116 R)
• M18: 26,115,151 km (0.109 R)
• M19: 29,294,405 km (0.045 R)
• M20: 34,902,679 km (0.119 R)
• M21: 37,566,419 km (0.109 R)
• M22: 41,048,459 km (0.081 R)
• M23: 43,437,986 km (0.107 R)
• M24: 43,725,064 km (0.084 R)
• M25: 45,770,067 km (0.08 R)
• M26: 50,050,062 km (0.045 R)
• M27: 50,682,412 km (0.109 R)
• M28: 51,802,003 km (0.098 R)
• M29: 52,124,835 km (0.107 R)
• M30: 54,923,661 km (0.026 R)
• M31: 55,259,359 km (0.073 R)
• M32: 56,104,587 km (0.106 R)

Kuiper Belt

Range: 31.1 - 54.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 228 - 13,081 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit