🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.9 AU - 1.22 AU

Year: 395 Days

Day: 37.7 Hours

Environment

Temp: 26 °C

Axial Tilt: 46.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.9 AU - 1.3 AU

Year: 417 Days

Day: 41.5 Hours

Environment

Temp: 30 °C

Axial Tilt: 18.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 93,280,882 km

• M1: 104,569 km (0.082 R)

Asteroid Belt

Center: 1.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.55 AU - 1.69 AU

Year: 746 Days

Day: 29 Hours

Environment

Temp: -34 °C

Axial Tilt: 48.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.44 AU - 1.82 AU

Year: 753 Days

Day: 46 Hours

Environment

Temp: -40 °C

Axial Tilt: 1.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 93,280,882 km

• M1: 28,723 km (0.104 R)
• M2: 47,423 km (0.041 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.09 AU - 3.21 AU

Year: 1560 Days

Day: 36.9 Hours

Environment

Temp: -93 °C

Axial Tilt: 98.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 93,280,882 km

• M1: 61,934 km (0.106 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 4.12 AU - 5.18 AU

Year: 3626 Days

Day: 22.2 Hours

Environment

Temp: -139 °C

Axial Tilt: 17.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 93,280,882 km

• M1: 186,549 km (0.105 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 3.83 AU - 5.57 AU

Year: 3685 Days

Day: 22.1 Hours

Environment

Temp: -136 °C

Axial Tilt: 19.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 8.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 844.9

Radius: 13.3

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 6.42 AU - 10.52 AU

Year: 8915 Days

Day: 8.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 93,280,882 km

• M1: 166,203 km (0.089 R)
• M2: 698,772 km (0.094 R)
• M3: 1,809,386 km (0.067 R)
• M4: 5,154,993 km (0.07 R)
• M5: 5,885,629 km (0.104 R)
• M6: 8,587,965 km (0.098 R)
• M7: 10,160,538 km (0.119 R)
• M8: 14,823,503 km (0.087 R)
• M9: 16,094,487 km (0.11 R)
• M10: 19,160,495 km (0.113 R)
• M11: 23,471,457 km (0.082 R)
• M12: 24,459,850 km (0.092 R)
• M13: 25,289,071 km (0.052 R)
• M14: 29,615,292 km (0.092 R)
• M15: 37,476,810 km (0.079 R)
• M16: 38,579,047 km (0.065 R)
• M17: 46,206,145 km (0.069 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 402.4

Radius: 4.8

Gravity: 17.47 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 12.26 AU - 17.68 AU

Year: 20947 Days

Day: 20.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 93,280,882 km

• M1: 60,138 km (0.089 R)
• M2: 272,567 km (0.044 R)
• M3: 546,631 km (0.071 R)
• M4: 978,819 km (0.102 R)
• M5: 1,485,656 km (0.11 R)
• M6: 2,015,831 km (0.11 R)
• M7: 2,376,661 km (0.086 R)
• M8: 2,709,367 km (0.103 R)
• M9: 2,947,976 km (0.068 R)
• M10: 3,606,057 km (0.098 R)
• M11: 4,137,279 km (0.077 R)
• M12: 4,959,169 km (0.068 R)
• M13: 5,464,511 km (0.095 R)
• M14: 6,450,959 km (0.094 R)
• M15: 7,052,343 km (0.057 R)
• M16: 8,072,002 km (0.102 R)
• M17: 8,769,726 km (0.117 R)
• M18: 9,561,099 km (0.075 R)
• M19: 9,779,961 km (0.113 R)
• M20: 10,170,860 km (0.079 R)
• M21: 10,572,231 km (0.099 R)
• M22: 14,101,245 km (0.098 R)
• M23: 15,333,034 km (0.107 R)
• M24: 15,708,674 km (0.104 R)
• M25: 16,090,298 km (0.102 R)
• M26: 16,713,822 km (0.063 R)
• M27: 17,191,937 km (0.117 R)
• M28: 21,536,409 km (0.056 R)
• M29: 22,102,337 km (0.109 R)
• M30: 24,060,574 km (0.034 R)
• M31: 30,505,848 km (0.079 R)
• M32: 35,084,291 km (0.042 R)
• M33: 36,131,027 km (0.069 R)
• M34: 37,198,408 km (0.056 R)
• M35: 38,838,599 km (0.097 R)
• M36: 39,817,418 km (0.105 R)
• M37: 42,409,500 km (0.089 R)
• M38: 44,501,627 km (0.081 R)
• M39: 46,193,130 km (0.072 R)
• M40: 51,356,351 km (0.059 R)
• M41: 52,874,919 km (0.108 R)
• M42: 54,423,107 km (0.09 R)
• M43: 56,356,061 km (0.113 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 737.8

Radius: 3.1

Gravity: 76.77 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 13.63 AU - 21.09 AU

Year: 26159 Days

Day: 18.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 93,280,882 km

• M1: 39,344 km (0.086 R)
• M2: 176,675 km (0.114 R)
• M3: 406,308 km (0.104 R)
• M4: 504,743 km (0.114 R)
• M5: 1,359,994 km (0.107 R)
• M6: 1,754,185 km (0.089 R)
• M7: 3,093,983 km (0.064 R)
• M8: 3,575,539 km (0.1 R)
• M9: 3,735,758 km (0.112 R)
• M10: 4,002,192 km (0.069 R)
• M11: 4,105,265 km (0.055 R)
• M12: 5,569,529 km (0.077 R)
• M13: 5,741,566 km (0.103 R)
• M14: 5,917,045 km (0.088 R)
• M15: 6,050,935 km (0.099 R)
• M16: 6,848,441 km (0.112 R)
• M17: 9,968,454 km (0.09 R)
• M18: 10,610,379 km (0.108 R)
• M19: 19,383,994 km (0.069 R)
• M20: 19,580,716 km (0.108 R)
• M21: 20,482,492 km (0.11 R)
• M22: 21,307,075 km (0.111 R)
• M23: 23,464,725 km (0.117 R)
• M24: 26,967,410 km (0.073 R)
• M25: 41,782,835 km (0.091 R)
• M26: 44,457,346 km (0.114 R)
• M27: 45,315,888 km (0.062 R)
• M28: 48,137,603 km (0.101 R)
• M29: 48,860,909 km (0.08 R)
• M30: 49,959,256 km (0.071 R)
• M31: 50,700,663 km (0.111 R)
• M32: 52,395,607 km (0.081 R)
• M33: 59,345,924 km (0.051 R)
• M34: 61,650,928 km (0.108 R)
• M35: 62,718,010 km (0.119 R)
• M36: 69,151,466 km (0.108 R)
• M37: 72,645,175 km (0.063 R)
• M38: 82,018,828 km (0.09 R)
• M39: 83,568,811 km (0.077 R)
• M40: 92,722,555 km (0.118 R)

Kuiper Belt

Range: 30.3 - 52.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 436 - 11,355 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit