🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.96 AU - 1.52 AU

Year: 488 Days

Day: 17.1 Hours

Environment

Temp: 9 °C

Axial Tilt: 48.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 2.54 AU - 3.54 AU

Year: 1872 Days

Day: 18.8 Hours

Environment

Temp: -89 °C

Axial Tilt: 36.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.78 AU - 4.42 AU

Year: 2412 Days

Day: 16.7 Hours

Environment

Temp: -104 °C

Axial Tilt: 22.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 107,702,168 km

• M1: 1,387,969 km (0.119 R)
• M2: 1,495,380 km (0.109 R)

Asteroid Belt

Center: 6.96 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 10.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 120.7

Radius: 12

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 8.64 AU - 12 AU

Year: 11706 Days

Day: 14.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 107,702,168 km

• M1: 150,047 km (0.102 R)
• M2: 564,882 km (0.045 R)
• M3: 1,008,589 km (0.09 R)
• M4: 2,271,943 km (0.116 R)
• M5: 3,272,154 km (0.042 R)
• M6: 4,825,728 km (0.04 R)
• M7: 5,854,363 km (0.09 R)
• M8: 6,956,899 km (0.062 R)
• M9: 7,504,876 km (0.059 R)
• M10: 7,898,169 km (0.102 R)
• M11: 8,533,212 km (0.106 R)
• M12: 9,161,822 km (0.119 R)
• M13: 10,076,314 km (0.104 R)
• M14: 10,511,644 km (0.086 R)
• M15: 13,602,336 km (0.082 R)
• M16: 14,134,755 km (0.05 R)
• M17: 17,877,993 km (0.094 R)
• M18: 21,369,607 km (0.071 R)
• M19: 24,738,102 km (0.108 R)
• M20: 26,837,708 km (0.075 R)
• M21: 29,759,205 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 694.2

Radius: 5.9

Gravity: 19.94 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 15.94 AU - 17.54 AU

Year: 24184 Days

Day: 24.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 107,702,168 km

• M1: 74,201 km (0.051 R)
• M2: 365,916 km (0.064 R)
• M3: 1,476,980 km (0.041 R)
• M4: 1,741,768 km (0.102 R)
• M5: 2,122,345 km (0.109 R)
• M6: 3,245,077 km (0.113 R)
• M7: 4,607,614 km (0.049 R)
• M8: 5,455,685 km (0.111 R)
• M9: 5,831,026 km (0.098 R)
• M10: 8,345,766 km (0.072 R)
• M11: 9,014,768 km (0.101 R)
• M12: 9,961,423 km (0.114 R)
• M13: 10,585,695 km (0.056 R)
• M14: 11,038,079 km (0.081 R)
• M15: 11,638,415 km (0.032 R)
• M16: 14,890,523 km (0.06 R)
• M17: 15,132,124 km (0.061 R)
• M18: 15,956,258 km (0.094 R)
• M19: 17,604,079 km (0.107 R)
• M20: 21,335,499 km (0.093 R)
• M21: 28,546,266 km (0.114 R)
• M22: 29,169,790 km (0.091 R)
• M23: 38,876,747 km (0.12 R)
• M24: 42,644,519 km (0.092 R)
• M25: 44,450,015 km (0.082 R)
• M26: 45,625,107 km (0.086 R)
• M27: 50,896,487 km (0.107 R)
• M28: 51,261,655 km (0.078 R)
• M29: 51,997,377 km (0.077 R)
• M30: 57,542,522 km (0.102 R)
• M31: 63,468,991 km (0.09 R)
• M32: 72,523,253 km (0.075 R)
• M33: 77,718,787 km (0.09 R)
• M34: 80,902,678 km (0.04 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 333.8

Radius: 3

Gravity: 37.09 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 15.28 AU - 20.8 AU

Year: 27055 Days

Day: 21.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 107,702,168 km

• M1: 37,250 km (0.101 R)
• M2: 157,527 km (0.095 R)
• M3: 289,322 km (0.1 R)
• M4: 471,383 km (0.05 R)
• M5: 1,113,756 km (0.085 R)
• M6: 1,384,229 km (0.093 R)
• M7: 1,731,895 km (0.084 R)
• M8: 2,196,994 km (0.077 R)
• M9: 3,175,813 km (0.044 R)
• M10: 6,619,107 km (0.052 R)
• M11: 6,752,249 km (0.115 R)
• M12: 7,069,846 km (0.075 R)
• M13: 11,563,766 km (0.096 R)
• M14: 12,349,304 km (0.103 R)
• M15: 12,686,947 km (0.098 R)
• M16: 14,692,156 km (0.113 R)
• M17: 17,230,982 km (0.086 R)
• M18: 21,564,084 km (0.04 R)
• M19: 24,930,485 km (0.113 R)
• M20: 29,102,620 km (0.109 R)
• M21: 34,508,190 km (0.106 R)
• M22: 35,718,287 km (0.05 R)
• M23: 38,080,886 km (0.034 R)
• M24: 38,651,452 km (0.113 R)
• M25: 38,795,066 km (0.113 R)
• M26: 42,347,716 km (0.049 R)
• M27: 46,759,358 km (0.111 R)
• M28: 48,073,874 km (0.06 R)
• M29: 50,604,621 km (0.092 R)
• M30: 57,037,479 km (0.072 R)
• M31: 58,916,429 km (0.039 R)
• M32: 70,633,831 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 898.7

Radius: 6.2

Gravity: 23.38 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 17.96 AU - 20.18 AU

Year: 29405 Days

Day: 24.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 107,702,168 km

• M1: 77,193 km (0.031 R)
• M2: 313,557 km (0.087 R)
• M3: 526,285 km (0.091 R)
• M4: 1,207,554 km (0.064 R)
• M5: 1,438,533 km (0.073 R)
• M6: 1,799,363 km (0.066 R)
• M7: 2,034,980 km (0.104 R)
• M8: 2,674,960 km (0.091 R)
• M9: 3,221,740 km (0.09 R)
• M10: 3,441,050 km (0.073 R)
• M11: 4,771,125 km (0.051 R)
• M12: 6,076,516 km (0.092 R)
• M13: 6,510,499 km (0.094 R)
• M14: 7,279,732 km (0.108 R)
• M15: 8,165,351 km (0.114 R)
• M16: 8,515,260 km (0.117 R)
• M17: 11,466,378 km (0.083 R)
• M18: 14,607,035 km (0.106 R)
• M19: 15,210,064 km (0.109 R)
• M20: 17,024,238 km (0.076 R)
• M21: 18,080,997 km (0.052 R)
• M22: 18,376,752 km (0.119 R)
• M23: 20,751,917 km (0.091 R)
• M24: 22,406,619 km (0.079 R)
• M25: 31,159,740 km (0.112 R)
• M26: 34,518,512 km (0.12 R)
• M27: 38,272,670 km (0.042 R)
• M28: 45,663,254 km (0.098 R)
• M29: 49,595,284 km (0.033 R)
• M30: 51,940,530 km (0.073 R)
• M31: 62,285,373 km (0.119 R)
• M32: 63,412,293 km (0.115 R)
• M33: 64,552,828 km (0.12 R)
• M34: 65,706,826 km (0.082 R)
• M35: 71,930,546 km (0.062 R)
• M36: 75,693,979 km (0.116 R)
• M37: 101,063,235 km (0.1 R)

Kuiper Belt

Range: 31.1 - 51.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 189 - 19,272 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit