🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.6 AU - 0.6 AU

Year: 199 Days

Day: 21.8 Hours

Environment

Temp: 18 °C

Axial Tilt: 13.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.57 AU - 0.77 AU

Year: 234 Days

Day: 39.4 Hours

Environment

Temp: 11 °C

Axial Tilt: 33.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 73,858,910 km

• M1: 43,533 km (0.082 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.94 AU - 2.54 AU

Year: 1433 Days

Day: 19.5 Hours

Environment

Temp: -132 °C

Axial Tilt: 27.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 544

Radius: 12.4

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 2.38 AU - 3.5 AU

Year: 2155 Days

Day: 13.5 Hours

Environment

Temp: -146 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 73,858,910 km

• M1: 154,235 km (0.098 R)
• M2: 559,795 km (0.094 R)
• M3: 1,316,461 km (0.068 R)
• M4: 3,142,453 km (0.068 R)
• M5: 4,105,265 km (0.025 R)
• M6: 5,013,773 km (0.115 R)
• M7: 6,505,413 km (0.031 R)
• M8: 8,551,463 km (0.108 R)
• M9: 10,958,942 km (0.082 R)
• M10: 11,750,165 km (0.079 R)
• M11: 12,741,251 km (0.091 R)
• M12: 13,787,389 km (0.096 R)
• M13: 14,889,775 km (0.084 R)
• M14: 15,439,547 km (0.034 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 153.7

Radius: 9.3

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 3.46 AU - 4.08 AU

Year: 3129 Days

Day: 5.6 Hours

Environment

Temp: -162 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 73,858,910 km

• M1: 115,639 km (0.06 R)
• M2: 482,304 km (0.116 R)
• M3: 1,066,932 km (0.057 R)
• M4: 1,471,145 km (0.091 R)
• M5: 2,877,066 km (0.068 R)
• M6: 3,653,928 km (0.064 R)
• M7: 4,564,381 km (0.115 R)
• M8: 5,124,924 km (0.117 R)
• M9: 5,843,742 km (0.103 R)
• M10: 7,508,018 km (0.101 R)
• M11: 9,093,307 km (0.051 R)
• M12: 9,593,711 km (0.08 R)
• M13: 11,276,538 km (0.054 R)
• M14: 11,635,423 km (0.103 R)
• M15: 12,300,535 km (0.062 R)
• M16: 12,604,219 km (0.103 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 325.4

Radius: 5.7

Gravity: 10.02 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 9.49 AU - 14.53 AU

Year: 17793 Days

Day: 15 Hours

Environment

Temp: -202 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 73,858,910 km

• M1: 71,059 km (0.095 R)
• M2: 385,514 km (0.104 R)
• M3: 647,011 km (0.083 R)
• M4: 829,071 km (0.119 R)
• M5: 1,045,988 km (0.101 R)
• M6: 1,673,402 km (0.063 R)
• M7: 2,114,416 km (0.049 R)
• M8: 2,715,949 km (0.085 R)
• M9: 4,492,574 km (0.074 R)
• M10: 5,035,464 km (0.085 R)
• M11: 5,549,782 km (0.112 R)
• M12: 6,405,631 km (0.113 R)
• M13: 9,096,747 km (0.101 R)
• M14: 10,228,006 km (0.109 R)
• M15: 11,392,476 km (0.063 R)
• M16: 16,714,720 km (0.081 R)
• M17: 16,938,518 km (0.087 R)
• M18: 18,010,088 km (0.102 R)
• M19: 18,642,139 km (0.118 R)
• M20: 20,202,744 km (0.049 R)
• M21: 26,601,793 km (0.071 R)
• M22: 27,421,290 km (0.029 R)
• M23: 30,311,072 km (0.095 R)
• M24: 32,462,289 km (0.119 R)
• M25: 34,713,139 km (0.118 R)
• M26: 35,199,930 km (0.087 R)
• M27: 36,186,977 km (0.074 R)
• M28: 38,087,468 km (0.036 R)
• M29: 39,654,955 km (0.061 R)
• M30: 44,328,991 km (0.102 R)
• M31: 51,218,721 km (0.095 R)
• M32: 53,449,225 km (0.066 R)

Asteroid Belt

Center: 12.41 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 12.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 653.9

Radius: 6

Gravity: 18.16 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 10.62 AU - 14.98 AU

Year: 19577 Days

Day: 21.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 73,858,910 km

• M1: 74,649 km (0.089 R)
• M2: 309,069 km (0.079 R)
• M3: 881,879 km (0.11 R)
• M4: 1,269,488 km (0.114 R)
• M5: 1,892,862 km (0.093 R)
• M6: 2,168,122 km (0.104 R)
• M7: 2,492,450 km (0.088 R)
• M8: 3,265,273 km (0.065 R)
• M9: 3,662,605 km (0.106 R)
• M10: 4,656,533 km (0.086 R)
• M11: 5,310,126 km (0.083 R)
• M12: 6,489,256 km (0.087 R)
• M13: 6,709,016 km (0.098 R)
• M14: 7,686,339 km (0.036 R)
• M15: 10,449,262 km (0.081 R)
• M16: 12,150,638 km (0.077 R)
• M17: 15,616,971 km (0.098 R)
• M18: 16,822,281 km (0.099 R)
• M19: 18,789,044 km (0.082 R)
• M20: 20,431,329 km (0.067 R)
• M21: 36,177,552 km (0.112 R)
• M22: 41,656,425 km (0.119 R)
• M23: 46,842,085 km (0.078 R)
• M24: 47,663,527 km (0.088 R)
• M25: 50,700,214 km (0.032 R)
• M26: 57,155,662 km (0.07 R)
• M27: 71,667,403 km (0.114 R)
• M28: 72,538,811 km (0.099 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 291 - 10,760 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit