🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.41 AU - 0.67 AU

Year: 141 Days

Day: 27.4 Hours

Environment

Temp: 237 °C

Axial Tilt: 13.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.69 AU - 0.71 AU

Year: 209 Days

Day: 29.1 Hours

Environment

Temp: 191 °C

Axial Tilt: 7.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.06 AU - 1.34 AU

Year: 469 Days

Day: 36.7 Hours

Environment

Temp: 9 °C

Axial Tilt: 28.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 1.68 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.67 AU - 2.63 AU

Year: 1124 Days

Day: 15.9 Hours

Environment

Temp: -59 °C

Axial Tilt: 38.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 4 AU - 4.18 AU

Year: 2948 Days

Day: 17.2 Hours

Environment

Temp: -116 °C

Axial Tilt: 6.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 116,075,528 km

• M1: 599,887 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 969.2

Radius: 8.7

Gravity: 12.8 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 8.68 AU - 13.7 AU

Year: 13343 Days

Day: 5.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 116,075,528 km

• M1: 122,969 km (0.108 R)
• M2: 433,684 km (0.112 R)
• M3: 869,762 km (0.063 R)
• M4: 1,883,736 km (0.117 R)
• M5: 5,692,349 km (0.072 R)
• M6: 6,954,805 km (0.087 R)
• M7: 8,295,800 km (0.077 R)
• M8: 9,692,296 km (0.115 R)
• M9: 10,022,758 km (0.079 R)
• M10: 12,680,963 km (0.094 R)
• M11: 16,858,334 km (0.103 R)
• M12: 19,515,940 km (0.117 R)
• M13: 22,536,770 km (0.118 R)
• M14: 26,278,960 km (0.065 R)
• M15: 30,533,374 km (0.093 R)
• M16: 31,125,183 km (0.111 R)
• M17: 42,541,296 km (0.111 R)
• M18: 49,497,298 km (0.108 R)
• M19: 63,475,873 km (0.1 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 492.1

Radius: 8

Gravity: 7.69 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 11.78 AU - 19.02 AU

Year: 21542 Days

Day: 21.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 116,075,528 km

• M1: 102,774 km (0.088 R)
• M2: 403,465 km (0.093 R)
• M3: 871,258 km (0.118 R)
• M4: 1,271,283 km (0.107 R)
• M5: 2,068,939 km (0.12 R)
• M6: 2,486,765 km (0.113 R)
• M7: 2,934,811 km (0.082 R)
• M8: 3,352,937 km (0.067 R)
• M9: 3,721,397 km (0.102 R)
• M10: 4,472,976 km (0.109 R)
• M11: 4,814,508 km (0.027 R)
• M12: 8,930,694 km (0.051 R)
• M13: 9,199,371 km (0.097 R)
• M14: 10,153,656 km (0.11 R)
• M15: 10,926,628 km (0.04 R)
• M16: 11,547,609 km (0.111 R)
• M17: 12,191,778 km (0.081 R)
• M18: 14,859,856 km (0.092 R)
• M19: 21,605,523 km (0.094 R)
• M20: 24,311,599 km (0.088 R)
• M21: 35,354,166 km (0.103 R)
• M22: 35,622,544 km (0.025 R)
• M23: 35,892,419 km (0.096 R)
• M24: 37,819,239 km (0.099 R)
• M25: 40,543,267 km (0.106 R)
• M26: 43,703,073 km (0.1 R)
• M27: 51,019,606 km (0.054 R)
• M28: 53,100,063 km (0.085 R)
• M29: 55,779,361 km (0.101 R)
• M30: 57,614,778 km (0.093 R)
• M31: 64,756,281 km (0.069 R)
• M32: 66,578,532 km (0.089 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 949.9

Radius: 4.5

Gravity: 46.91 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 17.48 AU - 22.62 AU

Year: 32001 Days

Day: 21.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 116,075,528 km

• M1: 55,950 km (0.056 R)
• M2: 219,011 km (0.116 R)
• M3: 388,206 km (0.108 R)
• M4: 558,449 km (0.06 R)
• M5: 1,431,053 km (0.084 R)
• M6: 3,095,479 km (0.04 R)
• M7: 3,283,374 km (0.056 R)
• M8: 4,149,995 km (0.091 R)
• M9: 6,028,495 km (0.118 R)
• M10: 7,044,564 km (0.115 R)
• M11: 8,169,689 km (0.116 R)
• M12: 9,088,669 km (0.06 R)
• M13: 11,348,794 km (0.092 R)
• M14: 12,411,687 km (0.025 R)
• M15: 13,210,240 km (0.051 R)
• M16: 15,627,891 km (0.106 R)
• M17: 18,122,585 km (0.079 R)
• M18: 34,638,789 km (0.117 R)
• M19: 36,055,480 km (0.107 R)
• M20: 40,021,470 km (0.035 R)
• M21: 41,405,399 km (0.062 R)
• M22: 52,816,575 km (0.08 R)
• M23: 56,178,937 km (0.118 R)
• M24: 60,128,770 km (0.072 R)
• M25: 75,145,554 km (0.106 R)

Kuiper Belt

Range: 30.8 - 54.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 294 - 18,953 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit