🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.67 AU - 0.77 AU

Year: 224 Days

Day: 40.9 Hours

Environment

Temp: 153 °C

Axial Tilt: 41.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.92 AU - 1.3 AU

Year: 429 Days

Day: 45.1 Hours

Environment

Temp: 4 °C

Axial Tilt: 3.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.11 AU - 1.13 AU

Year: 435 Days

Day: 25.1 Hours

Environment

Temp: 9 °C

Axial Tilt: 7.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.6 AU - 2.32 AU

Year: 1007 Days

Day: 17.8 Hours

Environment

Temp: -63 °C

Axial Tilt: 23.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 35,823,231 km

• M1: 859,440 km (0.106 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 2.12 AU - 2.34 AU

Year: 1222 Days

Day: 21.6 Hours

Environment

Temp: -78 °C

Axial Tilt: 42.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 2.62 AU - 3.26 AU

Year: 1851 Days

Day: 39.6 Hours

Environment

Temp: -100 °C

Axial Tilt: 169.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.89 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 134.1

Radius: 12.1

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 4.59 AU - 5.09 AU

Year: 3909 Days

Day: 5.2 Hours

Environment

Temp: -129 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 35,823,231 km

• M1: 150,495 km (0.069 R)
• M2: 576,700 km (0.111 R)
• M3: 1,136,196 km (0.097 R)
• M4: 1,699,282 km (0.118 R)
• M5: 2,269,549 km (0.119 R)
• M6: 2,654,764 km (0.117 R)
• M7: 3,160,105 km (0.072 R)
• M8: 3,677,714 km (0.105 R)
• M9: 4,384,863 km (0.091 R)
• M10: 4,781,597 km (0.087 R)
• M11: 5,333,314 km (0.113 R)
• M12: 7,006,416 km (0.026 R)
• M13: 8,481,002 km (0.114 R)
• M14: 10,603,796 km (0.112 R)
• M15: 13,140,677 km (0.101 R)
• M16: 13,592,762 km (0.06 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 431.2

Radius: 8.1

Gravity: 6.57 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 4.64 AU - 5.36 AU

Year: 4104 Days

Day: 9.4 Hours

Environment

Temp: -131 °C

Axial Tilt: 168.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 35,823,231 km

• M1: 101,128 km (0.106 R)
• M2: 449,392 km (0.096 R)
• M3: 704,456 km (0.069 R)
• M4: 1,998,628 km (0.119 R)
• M5: 2,342,553 km (0.092 R)
• M6: 3,797,392 km (0.07 R)
• M7: 5,938,736 km (0.07 R)
• M8: 8,996,068 km (0.118 R)
• M9: 10,054,922 km (0.118 R)
• M10: 11,321,567 km (0.099 R)
• M11: 13,971,693 km (0.063 R)
• M12: 17,803,493 km (0.117 R)
• M13: 18,920,690 km (0.08 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 844.6

Radius: 10.2

Gravity: 8.12 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 5.97 AU - 6.65 AU

Year: 5819 Days

Day: 13 Hours

Environment

Temp: -157 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 35,823,231 km

• M1: 132,843 km (0.093 R)
• M2: 457,470 km (0.1 R)
• M3: 885,470 km (0.101 R)
• M4: 1,567,337 km (0.069 R)
• M5: 1,920,388 km (0.117 R)
• M6: 2,343,600 km (0.099 R)
• M7: 3,880,419 km (0.084 R)
• M8: 4,535,508 km (0.085 R)
• M9: 5,233,382 km (0.11 R)
• M10: 5,562,498 km (0.046 R)
• M11: 5,905,376 km (0.087 R)
• M12: 7,953,520 km (0.107 R)
• M13: 9,052,616 km (0.046 R)
• M14: 9,572,469 km (0.108 R)
• M15: 10,719,435 km (0.093 R)
• M16: 11,056,479 km (0.053 R)
• M17: 13,394,993 km (0.109 R)
• M18: 14,185,319 km (0.097 R)
• M19: 16,170,782 km (0.079 R)
• M20: 17,197,322 km (0.117 R)
• M21: 20,983,495 km (0.087 R)
• M22: 21,971,589 km (0.067 R)
• M23: 22,752,639 km (0.088 R)
• M24: 23,149,971 km (0.089 R)
• M25: 24,122,657 km (0.115 R)
• M26: 24,535,996 km (0.059 R)
• M27: 27,115,362 km (0.108 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 396 - 14,820 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit