🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.86 AU - 2.34 AU

Year: 1140 Days

Day: 42 Hours

Environment

Temp: -71 °C

Axial Tilt: 33.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 99,319,231 km

• M1: 43,084 km (0.116 R)
• M2: 239,057 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.78 AU - 2.56 AU

Year: 1198 Days

Day: 18.2 Hours

Environment

Temp: -76 °C

Axial Tilt: 7.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 99,319,231 km

• M1: 747,241 km (0.097 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 2.2 AU - 3.14 AU

Year: 1635 Days

Day: 26.1 Hours

Environment

Temp: -106 °C

Axial Tilt: 19.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 3.77 AU - 4.45 AU

Year: 3122 Days

Day: 20.5 Hours

Environment

Temp: -123 °C

Axial Tilt: 13 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 99,319,231 km

• M1: 28,723 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268.1

Radius: 12.4

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 3.48 AU - 5.46 AU

Year: 3542 Days

Day: 12.4 Hours

Environment

Temp: -129 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 99,319,231 km

• M1: 154,235 km (0.103 R)
• M2: 751,430 km (0.103 R)
• M3: 1,259,315 km (0.052 R)
• M4: 1,926,073 km (0.103 R)
• M5: 2,394,613 km (0.114 R)
• M6: 2,848,194 km (0.108 R)
• M7: 3,461,396 km (0.116 R)
• M8: 4,161,364 km (0.116 R)
• M9: 4,587,568 km (0.09 R)
• M10: 5,918,989 km (0.118 R)
• M11: 6,354,319 km (0.036 R)
• M12: 6,893,919 km (0.108 R)
• M13: 7,942,600 km (0.102 R)
• M14: 8,505,387 km (0.074 R)
• M15: 9,399,384 km (0.081 R)
• M16: 10,951,312 km (0.091 R)
• M17: 11,570,348 km (0.106 R)
• M18: 12,294,551 km (0.055 R)
• M19: 12,836,245 km (0.066 R)

Asteroid Belt

Center: 5.33 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 686

Radius: 10.2

Gravity: 6.59 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 5.74 AU - 6.64 AU

Year: 5771 Days

Day: 8.8 Hours

Environment

Temp: -157 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 99,319,231 km

• M1: 129,552 km (0.114 R)
• M2: 469,887 km (0.093 R)
• M3: 2,278,226 km (0.076 R)
• M4: 3,184,939 km (0.116 R)
• M5: 4,266,232 km (0.086 R)
• M6: 5,169,354 km (0.091 R)
• M7: 6,259,624 km (0.064 R)
• M8: 6,621,501 km (0.084 R)
• M9: 8,211,577 km (0.035 R)
• M10: 11,534,145 km (0.071 R)
• M11: 16,954,974 km (0.112 R)
• M12: 19,614,525 km (0.094 R)
• M13: 29,060,284 km (0.074 R)
• M14: 31,104,090 km (0.056 R)
• M15: 32,846,307 km (0.025 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 748.8

Radius: 8.1

Gravity: 11.41 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 8.16 AU - 10.66 AU

Year: 10817 Days

Day: 6.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 99,319,231 km

• M1: 101,278 km (0.1 R)
• M2: 413,788 km (0.087 R)
• M3: 1,078,152 km (0.085 R)
• M4: 2,070,584 km (0.068 R)
• M5: 2,443,681 km (0.029 R)
• M6: 2,774,143 km (0.117 R)
• M7: 3,228,920 km (0.076 R)
• M8: 4,287,475 km (0.113 R)
• M9: 5,772,383 km (0.053 R)
• M10: 7,152,723 km (0.093 R)
• M11: 8,323,476 km (0.11 R)
• M12: 9,318,751 km (0.064 R)
• M13: 10,076,613 km (0.03 R)
• M14: 11,261,877 km (0.097 R)
• M15: 13,842,141 km (0.116 R)
• M16: 16,357,480 km (0.119 R)
• M17: 18,297,465 km (0.115 R)
• M18: 19,564,709 km (0.093 R)
• M19: 21,059,191 km (0.07 R)
• M20: 22,628,174 km (0.088 R)
• M21: 24,461,346 km (0.081 R)
• M22: 25,317,644 km (0.086 R)
• M23: 25,704,654 km (0.099 R)
• M24: 29,794,062 km (0.116 R)
• M25: 36,833,988 km (0.108 R)
• M26: 38,592,810 km (0.103 R)
• M27: 42,412,941 km (0.111 R)
• M28: 44,344,399 km (0.089 R)
• M29: 49,578,530 km (0.034 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 665

Radius: 5.9

Gravity: 19.1 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 13.96 AU - 15.46 AU

Year: 21142 Days

Day: 23.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 99,319,231 km

• M1: 73,453 km (0.057 R)
• M2: 424,260 km (0.045 R)
• M3: 661,522 km (0.103 R)
• M4: 951,293 km (0.046 R)
• M5: 1,208,003 km (0.069 R)
• M6: 1,414,747 km (0.095 R)
• M7: 1,825,094 km (0.111 R)
• M8: 2,099,008 km (0.106 R)
• M9: 3,036,238 km (0.069 R)
• M10: 3,225,330 km (0.109 R)
• M11: 3,538,438 km (0.051 R)
• M12: 4,997,766 km (0.063 R)
• M13: 8,028,619 km (0.113 R)
• M14: 10,373,715 km (0.103 R)
• M15: 12,648,051 km (0.047 R)
• M16: 14,768,152 km (0.081 R)
• M17: 15,952,668 km (0.107 R)
• M18: 17,456,127 km (0.106 R)
• M19: 19,511,452 km (0.104 R)
• M20: 19,697,402 km (0.064 R)
• M21: 19,978,646 km (0.09 R)
• M22: 22,022,901 km (0.1 R)
• M23: 25,069,312 km (0.102 R)
• M24: 27,911,522 km (0.087 R)
• M25: 28,985,186 km (0.047 R)
• M26: 31,725,071 km (0.118 R)
• M27: 37,713,324 km (0.103 R)
• M28: 46,039,044 km (0.117 R)
• M29: 51,508,342 km (0.078 R)
• M30: 57,204,879 km (0.11 R)
• M31: 57,777,390 km (0.054 R)
• M32: 65,572,636 km (0.103 R)
• M33: 71,581,983 km (0.104 R)
• M34: 76,092,359 km (0.075 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 721

Radius: 3.8

Gravity: 49.93 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 17.74 AU - 18.64 AU

Year: 29072 Days

Day: 19.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 99,319,231 km

• M1: 56,249 km (0.104 R)
• M2: 202,256 km (0.061 R)
• M3: 1,162,974 km (0.032 R)
• M4: 2,493,497 km (0.118 R)
• M5: 4,088,360 km (0.113 R)
• M6: 4,756,464 km (0.069 R)
• M7: 5,240,563 km (0.036 R)
• M8: 5,624,581 km (0.11 R)
• M9: 6,839,166 km (0.114 R)
• M10: 8,503,592 km (0.026 R)
• M11: 10,288,294 km (0.071 R)
• M12: 11,442,741 km (0.094 R)
• M13: 13,061,540 km (0.101 R)
• M14: 24,400,161 km (0.091 R)
• M15: 26,934,049 km (0.091 R)
• M16: 36,030,049 km (0.103 R)
• M17: 38,034,361 km (0.064 R)
• M18: 40,765,869 km (0.116 R)
• M19: 42,095,345 km (0.112 R)
• M20: 67,467,892 km (0.088 R)
• M21: 73,142,588 km (0.086 R)
• M22: 88,979,168 km (0.075 R)
• M23: 91,775,601 km (0.102 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: 155 - 19,286 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit