🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.47 AU - 0.67 AU

Year: 191 Days

Day: 20.4 Hours

Environment

Temp: 16 °C

Axial Tilt: 2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.85 AU - 0.99 AU

Year: 391 Days

Day: 24.1 Hours

Environment

Temp: -58 °C

Axial Tilt: 25 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,176,115 km

• M1: 125,363 km (0.111 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.25 AU - 2.33 AU

Year: 1535 Days

Day: 12.8 Hours

Environment

Temp: -137 °C

Axial Tilt: 18.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 545.9

Radius: 8.7

Gravity: 7.21 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 2.37 AU - 3.29 AU

Year: 2109 Days

Day: 14.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 30,176,115 km

• M1: 164,258 km (0.072 R)
• M2: 620,532 km (0.105 R)
• M3: 1,660,088 km (0.04 R)
• M4: 1,993,092 km (0.057 R)
• M5: 2,781,174 km (0.057 R)
• M6: 4,055,299 km (0.1 R)
• M7: 4,461,906 km (0.062 R)
• M8: 4,747,937 km (0.119 R)
• M9: 5,471,243 km (0.06 R)
• M10: 6,042,108 km (0.111 R)
• M11: 7,191,020 km (0.056 R)
• M12: 8,479,507 km (0.106 R)
• M13: 9,080,890 km (0.084 R)
• M14: 11,056,928 km (0.093 R)
• M15: 12,523,436 km (0.091 R)
• M16: 13,387,364 km (0.079 R)
• M17: 15,233,701 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 905.5

Radius: 14.4

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 2.41 AU - 3.93 AU

Year: 2500 Days

Day: 12.4 Hours

Environment

Temp: -143 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 30,176,115 km

• M1: 179,069 km (0.041 R)
• M2: 648,208 km (0.084 R)
• M3: 1,120,787 km (0.082 R)
• M4: 1,584,840 km (0.072 R)
• M5: 2,629,033 km (0.103 R)
• M6: 3,225,629 km (0.107 R)
• M7: 4,196,519 km (0.06 R)
• M8: 5,681,278 km (0.067 R)
• M9: 6,129,324 km (0.081 R)
• M10: 7,157,211 km (0.118 R)
• M11: 8,532,015 km (0.054 R)
• M12: 9,121,880 km (0.113 R)
• M13: 10,000,917 km (0.094 R)
• M14: 11,300,922 km (0.084 R)
• M15: 12,056,242 km (0.106 R)
• M16: 13,160,723 km (0.097 R)
• M17: 14,476,736 km (0.085 R)
• M18: 16,138,469 km (0.06 R)
• M19: 16,773,212 km (0.12 R)
• M20: 17,369,659 km (0.115 R)
• M21: 18,036,417 km (0.098 R)
• M22: 18,720,378 km (0.059 R)
• M23: 19,958,600 km (0.046 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 741.6

Radius: 13

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 3.68 AU - 4.76 AU

Year: 3840 Days

Day: 5.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 30,176,115 km

• M1: 162,164 km (0.091 R)
• M2: 590,164 km (0.103 R)
• M3: 1,000,511 km (0.078 R)
• M4: 1,803,103 km (0.062 R)
• M5: 2,913,568 km (0.057 R)
• M6: 3,774,055 km (0.077 R)
• M7: 4,602,977 km (0.069 R)
• M8: 5,969,254 km (0.112 R)
• M9: 6,530,994 km (0.064 R)
• M10: 7,794,947 km (0.085 R)
• M11: 8,948,945 km (0.056 R)
• M12: 9,488,395 km (0.112 R)
• M13: 11,062,763 km (0.091 R)
• M14: 11,866,701 km (0.086 R)
• M15: 12,565,922 km (0.097 R)
• M16: 13,391,553 km (0.087 R)
• M17: 16,255,604 km (0.108 R)
• M18: 19,061,611 km (0.099 R)
• M19: 19,891,580 km (0.102 R)
• M20: 20,348,452 km (0.118 R)
• M21: 21,282,990 km (0.098 R)
• M22: 23,237,935 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 71.4

Radius: 14.1

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 4.01 AU - 6.39 AU

Year: 5252 Days

Day: 6.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 30,176,115 km

• M1: 179,218 km (0.1 R)
• M2: 740,659 km (0.105 R)
• M3: 1,182,721 km (0.106 R)
• M4: 2,100,055 km (0.085 R)
• M5: 4,252,619 km (0.063 R)
• M6: 5,194,786 km (0.085 R)
• M7: 5,959,979 km (0.081 R)
• M8: 8,175,374 km (0.088 R)
• M9: 9,436,334 km (0.101 R)
• M10: 11,808,358 km (0.118 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 411.5

Radius: 11.9

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 4.89 AU - 7.03 AU

Year: 6445 Days

Day: 11.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 30,176,115 km

• M1: 147,952 km (0.08 R)
• M2: 688,001 km (0.107 R)
• M3: 1,150,557 km (0.101 R)
• M4: 1,525,749 km (0.101 R)
• M5: 2,113,369 km (0.062 R)
• M6: 3,265,572 km (0.027 R)
• M7: 3,767,922 km (0.086 R)
• M8: 5,281,403 km (0.054 R)
• M9: 6,067,690 km (0.048 R)
• M10: 6,601,754 km (0.075 R)
• M11: 9,841,894 km (0.076 R)
• M12: 12,365,461 km (0.116 R)
• M13: 13,019,951 km (0.102 R)
• M14: 14,507,852 km (0.058 R)
• M15: 15,637,914 km (0.105 R)
• M16: 16,343,717 km (0.115 R)
• M17: 17,009,278 km (0.067 R)
• M18: 19,448,172 km (0.068 R)
• M19: 21,316,949 km (0.088 R)
• M20: 23,760,031 km (0.116 R)
• M21: 27,894,318 km (0.108 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 306 - 17,798 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit