🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.62 AU - 0.8 AU

Year: 219 Days

Day: 25.8 Hours

Environment

Temp: 161 °C

Axial Tilt: 21.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.66 AU - 0.86 AU

Year: 242 Days

Day: 18.4 Hours

Environment

Temp: 111 °C

Axial Tilt: 11.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.86 AU - 1.16 AU

Year: 371 Days

Day: 47 Hours

Environment

Temp: 29 °C

Axial Tilt: 34.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 84,109,756 km

• M1: 57,446 km (0.098 R)
• M2: 700,567 km (0.069 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.79 AU - 1.27 AU

Year: 382 Days

Day: 34.1 Hours

Environment

Temp: 16 °C

Axial Tilt: 37.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 84,109,756 km

• M1: 27,975 km (0.052 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 2.33 AU - 3.43 AU

Year: 1785 Days

Day: 32.8 Hours

Environment

Temp: -96 °C

Axial Tilt: 2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580

Radius: 12.4

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 5.29 AU - 5.47 AU

Year: 4558 Days

Day: 8.6 Hours

Environment

Temp: -151 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 84,109,756 km

• M1: 154,235 km (0.077 R)
• M2: 685,607 km (0.057 R)
• M3: 1,167,163 km (0.074 R)
• M4: 1,713,943 km (0.115 R)
• M5: 2,104,393 km (0.072 R)
• M6: 3,107,297 km (0.084 R)
• M7: 3,780,338 km (0.103 R)
• M8: 4,266,232 km (0.067 R)
• M9: 5,337,353 km (0.1 R)
• M10: 5,807,389 km (0.085 R)
• M11: 6,305,101 km (0.058 R)
• M12: 6,704,677 km (0.041 R)
• M13: 8,587,516 km (0.097 R)
• M14: 13,120,631 km (0.093 R)
• M15: 13,723,660 km (0.108 R)
• M16: 14,135,952 km (0.12 R)
• M17: 15,257,487 km (0.081 R)
• M18: 17,376,690 km (0.118 R)
• M19: 18,413,404 km (0.108 R)
• M20: 21,425,407 km (0.08 R)
• M21: 21,911,002 km (0.111 R)
• M22: 25,595,448 km (0.109 R)
• M23: 26,221,066 km (0.099 R)

Asteroid Belt

Center: 9.66 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 13.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 37.7

Radius: 7.7

Gravity: 0.64 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 12.77 AU - 15.09 AU

Year: 18990 Days

Day: 15 Hours

Environment

Temp: -179 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 84,109,756 km

• M1: 118,930 km (0.062 R)
• M2: 1,588,729 km (0.084 R)
• M3: 3,454,813 km (0.065 R)
• M4: 5,448,354 km (0.075 R)
• M5: 6,114,364 km (0.116 R)
• M6: 16,085,511 km (0.103 R)
• M7: 17,880,536 km (0.092 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 269.1

Radius: 5.5

Gravity: 8.9 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 14.11 AU - 15.35 AU

Year: 20649 Days

Day: 17 Hours

Environment

Temp: -198 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 84,109,756 km

• M1: 68,366 km (0.066 R)
• M2: 268,079 km (0.074 R)
• M3: 464,501 km (0.107 R)
• M4: 2,464,625 km (0.05 R)
• M5: 2,765,616 km (0.116 R)
• M6: 3,114,927 km (0.091 R)
• M7: 3,493,260 km (0.061 R)
• M8: 3,958,360 km (0.064 R)
• M9: 5,180,724 km (0.057 R)
• M10: 5,388,814 km (0.108 R)
• M11: 5,859,150 km (0.095 R)
• M12: 7,879,769 km (0.052 R)
• M13: 8,062,876 km (0.081 R)
• M14: 8,437,619 km (0.119 R)
• M15: 10,990,507 km (0.111 R)
• M16: 12,045,022 km (0.086 R)
• M17: 16,563,476 km (0.102 R)
• M18: 17,168,749 km (0.043 R)
• M19: 19,737,943 km (0.08 R)
• M20: 23,483,724 km (0.078 R)
• M21: 23,768,110 km (0.081 R)
• M22: 25,027,125 km (0.057 R)
• M23: 33,888,106 km (0.095 R)
• M24: 37,122,712 km (0.069 R)
• M25: 42,913,944 km (0.107 R)
• M26: 47,898,097 km (0.05 R)
• M27: 51,003,000 km (0.029 R)
• M28: 54,239,401 km (0.103 R)
• M29: 56,925,131 km (0.075 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 850.6

Radius: 8

Gravity: 13.29 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 12.58 AU - 17.08 AU

Year: 20859 Days

Day: 24.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 84,109,756 km

• M1: 100,231 km (0.114 R)
• M2: 512,223 km (0.094 R)
• M3: 1,162,226 km (0.107 R)
• M4: 1,827,637 km (0.096 R)
• M5: 2,725,374 km (0.109 R)
• M6: 2,983,430 km (0.069 R)
• M7: 3,519,290 km (0.086 R)
• M8: 3,954,171 km (0.046 R)
• M9: 5,006,592 km (0.094 R)
• M10: 6,235,090 km (0.099 R)
• M11: 9,217,174 km (0.12 R)
• M12: 11,574,537 km (0.037 R)
• M13: 12,325,668 km (0.079 R)
• M14: 13,401,725 km (0.106 R)
• M15: 14,617,208 km (0.072 R)
• M16: 15,171,468 km (0.086 R)
• M17: 17,795,864 km (0.064 R)
• M18: 18,611,022 km (0.119 R)
• M19: 19,262,222 km (0.093 R)
• M20: 22,019,161 km (0.095 R)
• M21: 22,958,486 km (0.107 R)
• M22: 29,662,415 km (0.095 R)
• M23: 30,294,915 km (0.101 R)
• M24: 31,195,644 km (0.056 R)
• M25: 32,513,003 km (0.1 R)
• M26: 35,968,265 km (0.101 R)
• M27: 37,269,916 km (0.086 R)
• M28: 56,187,015 km (0.098 R)
• M29: 62,369,447 km (0.109 R)
• M30: 64,035,369 km (0.077 R)
• M31: 72,812,276 km (0.089 R)
• M32: 77,725,818 km (0.117 R)
• M33: 81,861,900 km (0.11 R)
• M34: 84,109,757 km (0.062 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 545 - 14,143 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit