🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.63 AU - 0.79 AU

Year: 228 Days

Day: 25.8 Hours

Environment

Temp: 134 °C

Axial Tilt: 25 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.02 AU - 1.14 AU

Year: 427 Days

Day: 18 Hours

Environment

Temp: 4 °C

Axial Tilt: 39 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.1 AU - 1.38 AU

Year: 526 Days

Day: 42.1 Hours

Environment

Temp: -30 °C

Axial Tilt: 15.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,790,319 km

• M1: 898,036 km (0.119 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.46 AU - 1.62 AU

Year: 728 Days

Day: 40.5 Hours

Environment

Temp: -46 °C

Axial Tilt: 25.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.95

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 2.09 AU - 2.31 AU

Year: 1243 Days

Day: 39.6 Hours

Environment

Temp: -80 °C

Axial Tilt: 15.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.74 AU

Composition

Type: Inner (Rocky/Metallic)

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: 973.6

Radius: 13.5

Gravity: 5.34 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 4.74 AU - 5.82 AU

Year: 4620 Days

Day: 12 Hours

Environment

Temp: -154 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 62,790,319 km

• M1: 167,998 km (0.03 R)
• M2: 639,082 km (0.1 R)
• M3: 1,449,603 km (0.099 R)
• M4: 2,112,621 km (0.087 R)
• M5: 2,750,955 km (0.083 R)
• M6: 3,266,170 km (0.073 R)
• M7: 3,778,094 km (0.061 R)
• M8: 4,725,198 km (0.054 R)
• M9: 6,132,765 km (0.101 R)
• M10: 12,377,578 km (0.08 R)
• M11: 13,738,919 km (0.115 R)
• M12: 17,258,358 km (0.119 R)
• M13: 17,833,712 km (0.106 R)
• M14: 20,053,445 km (0.119 R)
• M15: 20,832,850 km (0.077 R)
• M16: 21,779,655 km (0.082 R)
• M17: 22,527,495 km (0.098 R)
• M18: 23,369,581 km (0.116 R)
• M19: 25,035,802 km (0.108 R)
• M20: 26,610,320 km (0.075 R)
• M21: 31,350,478 km (0.1 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 43.1

Radius: 12.1

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 5.98 AU - 6.78 AU

Year: 6137 Days

Day: 12.1 Hours

Environment

Temp: -155 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 62,790,319 km

• M1: 158,275 km (0.075 R)
• M2: 1,326,335 km (0.111 R)
• M3: 1,978,133 km (0.095 R)
• M4: 3,004,374 km (0.06 R)
• M5: 4,264,287 km (0.088 R)
• M6: 8,134,983 km (0.093 R)
• M7: 8,781,395 km (0.087 R)
• M8: 9,717,578 km (0.108 R)
• M9: 10,143,484 km (0.066 R)

Asteroid Belt

Center: 11.92 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 17.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 199.5

Radius: 7.6

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 17.16 AU - 17.76 AU

Year: 27782 Days

Day: 15.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 62,790,319 km

• M1: 94,546 km (0.104 R)
• M2: 346,469 km (0.116 R)
• M3: 611,257 km (0.106 R)
• M4: 1,109,867 km (0.098 R)
• M5: 1,687,763 km (0.11 R)
• M6: 2,368,134 km (0.114 R)
• M7: 3,143,201 km (0.102 R)
• M8: 3,616,828 km (0.112 R)
• M9: 4,198,015 km (0.087 R)
• M10: 4,739,560 km (0.104 R)
• M11: 10,468,709 km (0.093 R)
• M12: 15,036,680 km (0.104 R)
• M13: 16,761,993 km (0.105 R)
• M14: 17,712,687 km (0.086 R)
• M15: 23,495,542 km (0.041 R)
• M16: 23,789,353 km (0.118 R)
• M17: 29,053,103 km (0.115 R)
• M18: 31,241,421 km (0.091 R)
• M19: 31,715,646 km (0.119 R)
• M20: 32,678,608 km (0.113 R)
• M21: 39,006,747 km (0.098 R)
• M22: 42,095,794 km (0.079 R)
• M23: 43,111,862 km (0.108 R)
• M24: 45,952,277 km (0.097 R)
• M25: 48,280,918 km (0.087 R)
• M26: 48,597,317 km (0.045 R)
• M27: 49,074,385 km (0.12 R)
• M28: 58,204,642 km (0.092 R)
• M29: 62,040,930 km (0.077 R)
• M30: 62,602,371 km (0.093 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 435 - 18,547 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit