🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.51 AU - 0.83 AU

Year: 208 Days

Day: 19.5 Hours

Environment

Temp: 165 °C

Axial Tilt: 5.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.57 AU - 0.89 AU

Year: 236 Days

Day: 36.9 Hours

Environment

Temp: 92 °C

Axial Tilt: 16.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 94,848,975 km

• M1: 310,266 km (0.063 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.68 AU - 1.12 AU

Year: 323 Days

Day: 35 Hours

Environment

Temp: 26 °C

Axial Tilt: 46.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 1.16 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.16 AU - 1.66 AU

Year: 634 Days

Day: 12.7 Hours

Environment

Temp: -42 °C

Axial Tilt: 35.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.33 AU - 1.97 AU

Year: 803 Days

Day: 19 Hours

Environment

Temp: -68 °C

Axial Tilt: 3.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Ice Giant

Semi-Major Axis: 12.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 374

Radius: 6.5

Gravity: 8.85 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 10.84 AU - 14.06 AU

Year: 16638 Days

Day: 19.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 94,848,975 km

• M1: 142,567 km (0.045 R)
• M2: 390,600 km (0.08 R)
• M3: 1,312,572 km (0.117 R)
• M4: 1,534,425 km (0.075 R)
• M5: 2,019,122 km (0.086 R)
• M6: 2,336,420 km (0.103 R)
• M7: 2,622,301 km (0.082 R)
• M8: 2,863,154 km (0.095 R)
• M9: 3,264,525 km (0.111 R)
• M10: 9,675,392 km (0.1 R)
• M11: 10,306,695 km (0.107 R)
• M12: 13,108,364 km (0.116 R)
• M13: 14,683,181 km (0.105 R)
• M14: 17,890,709 km (0.111 R)
• M15: 18,282,356 km (0.106 R)
• M16: 19,409,576 km (0.115 R)
• M17: 20,582,423 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 732.1

Radius: 6

Gravity: 20.34 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 13.01 AU - 13.19 AU

Year: 17958 Days

Day: 21.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 94,848,975 km

• M1: 74,799 km (0.103 R)
• M2: 349,161 km (0.099 R)
• M3: 725,550 km (0.095 R)
• M4: 1,645,427 km (0.047 R)
• M5: 2,745,420 km (0.12 R)
• M6: 3,202,442 km (0.088 R)
• M7: 3,393,329 km (0.09 R)
• M8: 4,138,176 km (0.087 R)
• M9: 4,332,205 km (0.04 R)
• M10: 4,532,217 km (0.105 R)
• M11: 4,808,674 km (0.061 R)
• M12: 5,206,903 km (0.101 R)
• M13: 6,235,987 km (0.098 R)
• M14: 7,680,355 km (0.114 R)
• M15: 7,875,430 km (0.112 R)
• M16: 9,279,556 km (0.119 R)
• M17: 9,612,860 km (0.096 R)
• M18: 10,362,495 km (0.103 R)
• M19: 14,480,924 km (0.12 R)
• M20: 16,331,151 km (0.108 R)
• M21: 18,333,219 km (0.11 R)
• M22: 20,307,163 km (0.047 R)
• M23: 26,735,383 km (0.091 R)
• M24: 28,212,064 km (0.059 R)
• M25: 29,742,151 km (0.12 R)
• M26: 30,588,725 km (0.072 R)
• M27: 32,203,036 km (0.11 R)
• M28: 32,711,070 km (0.078 R)
• M29: 35,331,277 km (0.11 R)
• M30: 36,280,326 km (0.065 R)
• M31: 44,808,302 km (0.082 R)
• M32: 50,893,046 km (0.089 R)
• M33: 59,386,764 km (0.107 R)
• M34: 62,874,788 km (0.105 R)
• M35: 68,568,334 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 816.2

Radius: 7.6

Gravity: 14.13 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 13.31 AU - 19.79 AU

Year: 25500 Days

Day: 16.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 94,848,975 km

• M1: 103,223 km (0.111 R)
• M2: 684,859 km (0.084 R)
• M3: 2,130,274 km (0.051 R)
• M4: 2,405,534 km (0.071 R)
• M5: 4,087,911 km (0.119 R)
• M6: 5,171,748 km (0.1 R)
• M7: 8,221,301 km (0.063 R)
• M8: 8,557,447 km (0.107 R)
• M9: 11,038,827 km (0.069 R)
• M10: 14,849,833 km (0.082 R)
• M11: 17,184,607 km (0.115 R)
• M12: 18,582,300 km (0.099 R)
• M13: 22,677,092 km (0.098 R)
• M14: 25,638,981 km (0.035 R)
• M15: 25,876,991 km (0.068 R)
• M16: 28,212,064 km (0.116 R)
• M17: 29,235,912 km (0.092 R)
• M18: 30,019,954 km (0.073 R)
• M19: 32,041,321 km (0.065 R)
• M20: 38,335,801 km (0.118 R)
• M21: 39,750,099 km (0.055 R)
• M22: 46,458,217 km (0.117 R)
• M23: 48,427,075 km (0.048 R)
• M24: 51,578,204 km (0.067 R)
• M25: 64,447,211 km (0.12 R)
• M26: 94,848,940 km (0.087 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 299 - 13,616 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit