🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.97 AU - 1.33 AU

Year: 431 Days

Day: 42.4 Hours

Environment

Temp: 22 °C

Axial Tilt: 10.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 71,296,916 km

• M1: 101,278 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.36 AU - 1.76 AU

Year: 682 Days

Day: 34.2 Hours

Environment

Temp: -21 °C

Axial Tilt: 3.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 71,296,916 km

• M1: 226,641 km (0.088 R)

Asteroid Belt

Center: 2.07 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 2.32 AU - 2.84 AU

Year: 1450 Days

Day: 39.3 Hours

Environment

Temp: -71 °C

Axial Tilt: 28.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,296,916 km

• M1: 30,368 km (0.107 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.5 AU - 2.68 AU

Year: 1458 Days

Day: 23.3 Hours

Environment

Temp: -83 °C

Axial Tilt: 10.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 4 AU - 5.26 AU

Year: 3485 Days

Day: 43.7 Hours

Environment

Temp: -134 °C

Axial Tilt: 47 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 933.2

Radius: 12.3

Gravity: 6.17 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 4.79 AU - 7.41 AU

Year: 5271 Days

Day: 5.2 Hours

Environment

Temp: -140 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 71,296,916 km

• M1: 153,188 km (0.092 R)
• M2: 589,565 km (0.1 R)
• M3: 1,382,284 km (0.117 R)
• M4: 2,002,517 km (0.093 R)
• M5: 2,802,866 km (0.101 R)
• M6: 5,528,240 km (0.112 R)
• M7: 6,613,123 km (0.104 R)
• M8: 7,351,090 km (0.055 R)
• M9: 7,834,889 km (0.12 R)
• M10: 8,340,081 km (0.087 R)
• M11: 10,911,220 km (0.07 R)
• M12: 11,591,591 km (0.053 R)
• M13: 13,361,783 km (0.099 R)
• M14: 16,035,097 km (0.09 R)
• M15: 17,301,742 km (0.043 R)
• M16: 17,892,953 km (0.096 R)
• M17: 19,046,651 km (0.115 R)
• M18: 19,606,447 km (0.102 R)
• M19: 21,053,956 km (0.107 R)
• M20: 21,652,497 km (0.038 R)
• M21: 26,770,240 km (0.101 R)
• M22: 27,296,226 km (0.114 R)
• M23: 29,935,880 km (0.084 R)
• M24: 34,568,328 km (0.084 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 438.3

Radius: 10.4

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 7.74 AU - 12.44 AU

Year: 11213 Days

Day: 10.3 Hours

Environment

Temp: -168 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 71,296,916 km

• M1: 130,001 km (0.085 R)
• M2: 558,898 km (0.082 R)
• M3: 994,527 km (0.107 R)
• M4: 3,517,495 km (0.092 R)
• M5: 4,316,347 km (0.096 R)
• M6: 5,169,055 km (0.108 R)
• M7: 5,786,296 km (0.037 R)
• M8: 6,822,112 km (0.097 R)
• M9: 7,206,728 km (0.087 R)
• M10: 7,687,236 km (0.115 R)
• M11: 10,021,561 km (0.031 R)
• M12: 11,191,118 km (0.084 R)
• M13: 13,378,986 km (0.049 R)
• M14: 16,377,077 km (0.105 R)
• M15: 17,138,530 km (0.054 R)
• M16: 18,068,730 km (0.086 R)
• M17: 19,641,901 km (0.086 R)
• M18: 23,403,839 km (0.118 R)
• M19: 23,752,103 km (0.103 R)
• M20: 29,400,021 km (0.113 R)
• M21: 30,112,256 km (0.076 R)
• M22: 31,044,849 km (0.117 R)
• M23: 33,736,265 km (0.098 R)
• M24: 37,879,976 km (0.081 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 258.2

Radius: 6.9

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 19.21 AU - 19.29 AU

Year: 29548 Days

Day: 16 Hours

Environment

Temp: -198 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 71,296,916 km

• M1: 85,869 km (0.052 R)
• M2: 544,087 km (0.12 R)
• M3: 929,900 km (0.092 R)
• M4: 1,280,558 km (0.096 R)
• M5: 1,751,641 km (0.076 R)
• M6: 2,269,400 km (0.099 R)
• M7: 3,781,385 km (0.117 R)
• M8: 6,069,485 km (0.061 R)
• M9: 6,927,129 km (0.112 R)
• M10: 8,987,242 km (0.047 R)
• M11: 10,687,571 km (0.108 R)
• M12: 13,066,476 km (0.087 R)
• M13: 19,462,234 km (0.086 R)
• M14: 21,312,311 km (0.042 R)
• M15: 23,888,536 km (0.111 R)
• M16: 27,674,409 km (0.085 R)
• M17: 30,489,991 km (0.075 R)
• M18: 31,593,275 km (0.094 R)
• M19: 32,850,047 km (0.073 R)
• M20: 39,926,774 km (0.094 R)
• M21: 43,051,126 km (0.094 R)
• M22: 50,456,819 km (0.108 R)
• M23: 60,372,465 km (0.083 R)

Kuiper Belt

Range: 31.4 - 53.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 538 - 15,288 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit