🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.45 AU - 0.75 AU

Year: 169 Days

Day: 38.2 Hours

Environment

Temp: 236 °C

Axial Tilt: 9.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.11 AU - 1.23 AU

Year: 460 Days

Day: 35.9 Hours

Environment

Temp: 21 °C

Axial Tilt: 15.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1 AU - 1.38 AU

Year: 472 Days

Day: 32.1 Hours

Environment

Temp: -5 °C

Axial Tilt: 45 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.3 AU - 1.9 AU

Year: 736 Days

Day: 39.7 Hours

Environment

Temp: -47 °C

Axial Tilt: 32.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.6 AU - 1.68 AU

Year: 763 Days

Day: 43.2 Hours

Environment

Temp: -54 °C

Axial Tilt: 24.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,848,234 km

• M1: 1,110,615 km (0.048 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 3.29 AU - 3.93 AU

Year: 2493 Days

Day: 33.5 Hours

Environment

Temp: -116 °C

Axial Tilt: 31 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,848,234 km

• M1: 146,456 km (0.102 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 4.23 AU - 5.15 AU

Year: 3691 Days

Day: 45.8 Hours

Environment

Temp: -125 °C

Axial Tilt: 15.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 79,848,234 km

• M1: 144,811 km (0.089 R)
• M2: 2,625,293 km (0.079 R)

Asteroid Belt

Center: 7.46 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 10.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 446.9

Radius: 9.7

Gravity: 4.75 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 7.73 AU - 12.71 AU

Year: 11874 Days

Day: 12.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 79,848,234 km

• M1: 120,725 km (0.103 R)
• M2: 424,708 km (0.089 R)
• M3: 1,130,362 km (0.099 R)
• M4: 3,565,516 km (0.118 R)
• M5: 3,869,199 km (0.075 R)
• M6: 4,217,912 km (0.115 R)
• M7: 8,373,890 km (0.085 R)
• M8: 8,913,939 km (0.085 R)
• M9: 11,363,604 km (0.063 R)
• M10: 12,082,272 km (0.1 R)
• M11: 12,423,954 km (0.031 R)
• M12: 14,934,954 km (0.111 R)
• M13: 15,797,086 km (0.063 R)
• M14: 21,347,766 km (0.113 R)
• M15: 22,612,616 km (0.066 R)
• M16: 23,659,950 km (0.111 R)
• M17: 39,359,349 km (0.026 R)
• M18: 43,216,132 km (0.057 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 613.6

Radius: 5

Gravity: 24.54 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 12.57 AU - 18.93 AU

Year: 22717 Days

Day: 25 Hours

Environment

Temp: -200 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 79,848,234 km

• M1: 62,981 km (0.118 R)
• M2: 258,505 km (0.085 R)
• M3: 433,834 km (0.111 R)
• M4: 681,568 km (0.086 R)
• M5: 877,392 km (0.111 R)
• M6: 1,151,455 km (0.093 R)
• M7: 1,598,004 km (0.094 R)
• M8: 1,776,325 km (0.107 R)
• M9: 2,348,238 km (0.102 R)
• M10: 4,070,857 km (0.115 R)
• M11: 5,362,336 km (0.111 R)
• M12: 5,847,631 km (0.084 R)
• M13: 6,494,642 km (0.115 R)
• M14: 6,766,461 km (0.107 R)
• M15: 8,559,093 km (0.111 R)
• M16: 10,460,182 km (0.097 R)
• M17: 10,833,728 km (0.12 R)
• M18: 11,607,448 km (0.073 R)
• M19: 12,211,525 km (0.051 R)
• M20: 12,977,765 km (0.088 R)
• M21: 13,628,366 km (0.093 R)
• M22: 15,151,272 km (0.088 R)
• M23: 16,868,656 km (0.059 R)
• M24: 18,083,241 km (0.092 R)
• M25: 19,169,621 km (0.097 R)
• M26: 23,419,995 km (0.102 R)
• M27: 23,951,517 km (0.106 R)
• M28: 24,166,489 km (0.1 R)
• M29: 27,194,948 km (0.086 R)
• M30: 28,860,421 km (0.101 R)
• M31: 29,348,559 km (0.069 R)
• M32: 36,204,031 km (0.05 R)
• M33: 39,101,742 km (0.113 R)
• M34: 42,778,558 km (0.089 R)
• M35: 46,846,872 km (0.068 R)
• M36: 47,690,305 km (0.115 R)
• M37: 49,930,533 km (0.118 R)
• M38: 54,805,629 km (0.033 R)
• M39: 60,783,260 km (0.12 R)
• M40: 78,894,626 km (0.042 R)

Kuiper Belt

Range: 30.2 - 56.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 409 - 17,049 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit