🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.48 AU - 0.62 AU

Year: 263 Days

Day: 35.8 Hours

Environment

Temp: -120 °C

Axial Tilt: 22.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 941.5

Radius: 13.3

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.62 AU - 0.76 AU

Year: 370 Days

Day: 5.2 Hours

Environment

Temp: -128 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 66,315,480 km

• M1: 165,754 km (0.099 R)
• M2: 686,205 km (0.115 R)
• M3: 1,107,024 km (0.055 R)
• M4: 1,666,520 km (0.112 R)
• M5: 2,096,764 km (0.083 R)
• M6: 2,874,523 km (0.087 R)
• M7: 3,624,158 km (0.113 R)
• M8: 4,572,459 km (0.111 R)
• M9: 5,514,028 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 166.1

Radius: 12.9

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1 AU - 1.02 AU

Year: 655 Days

Day: 14.5 Hours

Environment

Temp: -163 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 66,315,480 km

• M1: 160,369 km (0.113 R)
• M2: 670,348 km (0.111 R)
• M3: 1,150,108 km (0.078 R)
• M4: 1,813,725 km (0.028 R)
• M5: 2,620,506 km (0.102 R)
• M6: 4,062,779 km (0.115 R)
• M7: 4,541,941 km (0.045 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 291

Radius: 9.8

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 4.53 AU - 7.29 AU

Year: 9277 Days

Day: 11.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 66,315,480 km

• M1: 149,299 km (0.029 R)
• M2: 2,799,425 km (0.103 R)
• M3: 3,381,510 km (0.117 R)
• M4: 4,214,022 km (0.109 R)
• M5: 5,529,586 km (0.059 R)
• M6: 6,087,437 km (0.078 R)
• M7: 6,994,299 km (0.101 R)
• M8: 9,631,410 km (0.093 R)
• M9: 10,074,968 km (0.111 R)
• M10: 11,785,919 km (0.117 R)
• M11: 12,710,433 km (0.12 R)
• M12: 23,475,047 km (0.091 R)
• M13: 25,352,202 km (0.096 R)
• M14: 29,681,414 km (0.062 R)
• M15: 30,243,154 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 755.5

Radius: 7.6

Gravity: 13.08 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 6.56 AU - 10.08 AU

Year: 15495 Days

Day: 21.3 Hours

Environment

Temp: -237 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 66,315,480 km

• M1: 103,821 km (0.05 R)
• M2: 431,440 km (0.088 R)
• M3: 1,068,428 km (0.05 R)
• M4: 1,864,588 km (0.085 R)
• M5: 2,144,635 km (0.054 R)
• M6: 4,052,906 km (0.085 R)
• M7: 6,048,840 km (0.089 R)
• M8: 8,521,992 km (0.11 R)
• M9: 9,087,173 km (0.097 R)
• M10: 9,513,527 km (0.089 R)
• M11: 9,786,842 km (0.106 R)
• M12: 10,065,394 km (0.079 R)
• M13: 19,219,437 km (0.076 R)
• M14: 27,037,721 km (0.12 R)
• M15: 27,919,899 km (0.036 R)
• M16: 32,005,716 km (0.114 R)
• M17: 33,242,442 km (0.12 R)
• M18: 35,417,595 km (0.112 R)
• M19: 36,874,379 km (0.119 R)
• M20: 38,924,917 km (0.045 R)
• M21: 40,906,191 km (0.086 R)
• M22: 43,551,082 km (0.106 R)
• M23: 55,096,597 km (0.057 R)
• M24: 57,050,195 km (0.098 R)
• M25: 57,410,277 km (0.118 R)
• M26: 57,771,855 km (0.093 R)
• M27: 62,612,094 km (0.072 R)
• M28: 65,130,575 km (0.08 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 436 - 19,490 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit