🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.52 AU - 0.56 AU

Year: 150 Days

Day: 30.3 Hours

Environment

Temp: 175 °C

Axial Tilt: 1.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.67 AU - 0.69 AU

Year: 212 Days

Day: 21.5 Hours

Environment

Temp: 150 °C

Axial Tilt: 6.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.77 AU - 1.03 AU

Year: 323 Days

Day: 29.9 Hours

Environment

Temp: 38 °C

Axial Tilt: 45.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.57 AU - 1.99 AU

Year: 899 Days

Day: 16.2 Hours

Environment

Temp: -59 °C

Axial Tilt: 164.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 116,427,846 km

• M1: 54,304 km (0.09 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 3.24 AU - 3.82 AU

Year: 2512 Days

Day: 28 Hours

Environment

Temp: -114 °C

Axial Tilt: 7.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 116,427,846 km

• M1: 2,836,525 km (0.097 R)

Asteroid Belt

Center: 4.41 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 704.7

Radius: 9.6

Gravity: 7.65 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 3.99 AU - 6.57 AU

Year: 4595 Days

Day: 10.6 Hours

Environment

Temp: -141 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 116,427,846 km

• M1: 119,379 km (0.078 R)
• M2: 855,999 km (0.115 R)
• M3: 1,339,200 km (0.108 R)
• M4: 1,887,776 km (0.087 R)
• M5: 3,155,917 km (0.059 R)
• M6: 3,706,287 km (0.099 R)
• M7: 4,513,368 km (0.072 R)
• M8: 7,606,304 km (0.044 R)
• M9: 8,036,098 km (0.034 R)
• M10: 8,788,426 km (0.093 R)
• M11: 9,382,928 km (0.077 R)
• M12: 9,710,697 km (0.078 R)
• M13: 10,432,956 km (0.103 R)
• M14: 13,736,525 km (0.119 R)
• M15: 15,200,041 km (0.111 R)
• M16: 16,290,610 km (0.073 R)
• M17: 17,126,862 km (0.069 R)
• M18: 17,741,559 km (0.059 R)
• M19: 18,755,534 km (0.061 R)
• M20: 22,829,832 km (0.048 R)
• M21: 24,877,228 km (0.088 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 333.9

Radius: 13.7

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 8.17 AU - 12.19 AU

Year: 12302 Days

Day: 6.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 116,427,846 km

• M1: 170,542 km (0.042 R)
• M2: 1,266,645 km (0.056 R)
• M3: 1,896,003 km (0.067 R)
• M4: 2,556,328 km (0.102 R)
• M5: 3,100,266 km (0.062 R)
• M6: 3,576,436 km (0.049 R)
• M7: 4,677,925 km (0.112 R)
• M8: 5,276,915 km (0.085 R)
• M9: 8,940,567 km (0.096 R)
• M10: 11,164,040 km (0.062 R)
• M11: 12,404,506 km (0.057 R)
• M12: 13,975,732 km (0.101 R)
• M13: 15,350,986 km (0.102 R)
• M14: 16,814,950 km (0.076 R)
• M15: 18,369,871 km (0.033 R)
• M16: 20,485,334 km (0.085 R)
• M17: 21,439,918 km (0.097 R)
• M18: 22,010,335 km (0.102 R)
• M19: 25,105,515 km (0.118 R)
• M20: 26,383,978 km (0.111 R)
• M21: 28,285,217 km (0.101 R)
• M22: 31,514,437 km (0.083 R)
• M23: 32,040,423 km (0.074 R)
• M24: 32,679,206 km (0.102 R)
• M25: 33,653,387 km (0.088 R)
• M26: 39,057,760 km (0.076 R)
• M27: 42,155,782 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 308.5

Radius: 7.9

Gravity: 4.94 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 12.87 AU - 16.81 AU

Year: 21652 Days

Day: 24 Hours

Environment

Temp: -192 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 116,427,846 km

• M1: 98,435 km (0.059 R)
• M2: 354,397 km (0.115 R)
• M3: 936,333 km (0.059 R)
• M4: 1,857,407 km (0.058 R)
• M5: 3,656,621 km (0.041 R)
• M6: 4,237,360 km (0.078 R)
• M7: 6,472,352 km (0.089 R)
• M8: 10,146,476 km (0.103 R)
• M9: 13,559,252 km (0.061 R)
• M10: 14,309,485 km (0.088 R)
• M11: 17,509,234 km (0.087 R)
• M12: 19,232,751 km (0.074 R)
• M13: 23,301,065 km (0.108 R)
• M14: 53,571,596 km (0.1 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 951.9

Radius: 4.2

Gravity: 53.96 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 14.78 AU - 23.82 AU

Year: 32113 Days

Day: 21.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 116,427,846 km

• M1: 53,107 km (0.117 R)
• M2: 268,827 km (0.094 R)
• M3: 1,274,574 km (0.086 R)
• M4: 1,848,880 km (0.077 R)
• M5: 1,981,873 km (0.094 R)
• M6: 2,342,852 km (0.053 R)
• M7: 2,499,032 km (0.11 R)
• M8: 2,746,168 km (0.067 R)
• M9: 3,039,829 km (0.077 R)
• M10: 3,724,389 km (0.084 R)
• M11: 4,010,420 km (0.115 R)
• M12: 4,586,072 km (0.035 R)
• M13: 4,914,589 km (0.073 R)
• M14: 8,310,012 km (0.057 R)
• M15: 9,631,410 km (0.118 R)
• M16: 11,014,442 km (0.107 R)
• M17: 12,842,229 km (0.048 R)
• M18: 13,996,676 km (0.069 R)
• M19: 14,425,274 km (0.068 R)
• M20: 15,399,006 km (0.112 R)
• M21: 19,626,193 km (0.061 R)
• M22: 20,054,791 km (0.095 R)
• M23: 21,153,588 km (0.056 R)
• M24: 23,112,721 km (0.106 R)
• M25: 51,949,207 km (0.075 R)
• M26: 52,768,555 km (0.053 R)
• M27: 55,066,378 km (0.107 R)
• M28: 56,778,825 km (0.063 R)
• M29: 60,084,489 km (0.038 R)
• M30: 67,076,544 km (0.047 R)
• M31: 69,028,497 km (0.054 R)
• M32: 75,372,194 km (0.088 R)
• M33: 75,633,691 km (0.071 R)
• M34: 76,950,452 km (0.065 R)
• M35: 78,014,841 km (0.096 R)
• M36: 86,311,838 km (0.11 R)
• M37: 94,265,059 km (0.101 R)
• M38: 98,262,613 km (0.092 R)
• M39: 99,829,801 km (0.102 R)
• M40: 105,282,643 km (0.056 R)
• M41: 107,916,014 km (0.091 R)
• M42: 115,731,007 km (0.035 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 284 - 14,349 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit