🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.49 AU - 0.77 AU

Year: 184 Days

Day: 26.1 Hours

Environment

Temp: 165 °C

Axial Tilt: 27.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 83,909,150 km

• M1: 16,905 km (0.063 R)
• M2: 44,431 km (0.041 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.01 AU - 1.51 AU

Year: 519 Days

Day: 28.4 Hours

Environment

Temp: 4 °C

Axial Tilt: 37.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.33 AU - 2.11 AU

Year: 828 Days

Day: 38 Hours

Environment

Temp: -55 °C

Axial Tilt: 19.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.42 AU - 2.26 AU

Year: 916 Days

Day: 45.4 Hours

Environment

Temp: -61 °C

Axial Tilt: 5.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 2.81 AU - 3.73 AU

Year: 2171 Days

Day: 13.2 Hours

Environment

Temp: -113 °C

Axial Tilt: 49.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,909,150 km

• M1: 181,013 km (0.059 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 3.69 AU - 5.01 AU

Year: 3330 Days

Day: 13.9 Hours

Environment

Temp: -135 °C

Axial Tilt: 42.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,909,150 km

• M1: 21,991 km (0.111 R)

Asteroid Belt

Center: 4.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 416.3

Radius: 13.7

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 4.95 AU - 5.23 AU

Year: 4216 Days

Day: 11.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 83,909,150 km

• M1: 170,392 km (0.104 R)
• M2: 651,948 km (0.098 R)
• M3: 1,281,156 km (0.063 R)
• M4: 1,825,094 km (0.028 R)
• M5: 2,304,555 km (0.088 R)
• M6: 3,247,022 km (0.105 R)
• M7: 3,718,105 km (0.096 R)
• M8: 4,522,643 km (0.106 R)
• M9: 6,278,174 km (0.114 R)
• M10: 6,833,032 km (0.105 R)
• M11: 7,388,938 km (0.075 R)
• M12: 8,176,870 km (0.049 R)
• M13: 10,115,808 km (0.112 R)
• M14: 10,634,913 km (0.092 R)
• M15: 11,129,932 km (0.085 R)
• M16: 11,770,211 km (0.079 R)
• M17: 13,124,820 km (0.106 R)
• M18: 13,598,746 km (0.113 R)
• M19: 14,380,694 km (0.118 R)
• M20: 15,874,578 km (0.051 R)
• M21: 16,522,038 km (0.087 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 477.8

Radius: 12.3

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 7.53 AU - 8.73 AU

Year: 8510 Days

Day: 10.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 83,909,150 km

• M1: 153,039 km (0.101 R)
• M2: 603,627 km (0.073 R)
• M3: 1,231,639 km (0.096 R)
• M4: 1,647,372 km (0.117 R)
• M5: 2,811,842 km (0.119 R)
• M6: 3,369,692 km (0.115 R)
• M7: 4,000,397 km (0.092 R)
• M8: 4,571,412 km (0.097 R)
• M9: 5,376,547 km (0.059 R)
• M10: 6,139,796 km (0.086 R)
• M11: 7,010,306 km (0.075 R)
• M12: 7,418,708 km (0.096 R)
• M13: 9,258,163 km (0.118 R)
• M14: 10,546,201 km (0.119 R)
• M15: 11,950,177 km (0.099 R)
• M16: 13,589,022 km (0.1 R)
• M17: 14,581,753 km (0.083 R)
• M18: 15,311,192 km (0.087 R)
• M19: 17,241,304 km (0.111 R)
• M20: 17,645,966 km (0.106 R)
• M21: 19,986,575 km (0.099 R)
• M22: 20,433,424 km (0.104 R)
• M23: 21,116,039 km (0.036 R)
• M24: 21,970,990 km (0.085 R)
• M25: 23,999,986 km (0.062 R)
• M26: 29,952,336 km (0.084 R)
• M27: 32,442,692 km (0.05 R)
• M28: 35,175,845 km (0.084 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 461.4

Radius: 4.5

Gravity: 22.79 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 15.73 AU - 20.43 AU

Year: 28221 Days

Day: 18.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 83,909,150 km

• M1: 55,950 km (0.095 R)
• M2: 248,781 km (0.112 R)
• M3: 475,272 km (0.099 R)
• M4: 757,414 km (0.095 R)
• M5: 1,036,863 km (0.088 R)
• M6: 1,289,085 km (0.049 R)
• M7: 1,616,405 km (0.079 R)
• M8: 1,877,004 km (0.084 R)
• M9: 2,080,009 km (0.075 R)
• M10: 2,230,654 km (0.05 R)
• M11: 2,934,512 km (0.087 R)
• M12: 3,265,273 km (0.084 R)
• M13: 4,548,972 km (0.052 R)
• M14: 5,106,972 km (0.093 R)
• M15: 5,544,247 km (0.096 R)
• M16: 7,902,657 km (0.056 R)
• M17: 8,761,798 km (0.069 R)
• M18: 9,860,893 km (0.041 R)
• M19: 10,537,674 km (0.098 R)
• M20: 11,982,939 km (0.064 R)
• M21: 12,610,502 km (0.062 R)
• M22: 12,824,577 km (0.071 R)
• M23: 13,113,600 km (0.12 R)
• M24: 14,546,448 km (0.096 R)
• M25: 16,843,523 km (0.051 R)
• M26: 30,706,459 km (0.089 R)
• M27: 31,746,912 km (0.105 R)
• M28: 32,010,504 km (0.115 R)
• M29: 35,149,217 km (0.063 R)
• M30: 35,715,295 km (0.07 R)
• M31: 40,929,678 km (0.113 R)
• M32: 48,698,595 km (0.069 R)
• M33: 54,704,351 km (0.111 R)
• M34: 57,199,494 km (0.104 R)
• M35: 64,082,193 km (0.112 R)
• M36: 67,286,579 km (0.116 R)
• M37: 76,114,050 km (0.104 R)
• M38: 78,977,952 km (0.086 R)
• M39: 81,172,253 km (0.104 R)
• M40: 81,665,478 km (0.119 R)
• M41: 82,160,497 km (0.088 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 416 - 15,446 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit