🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.5 AU - 0.62 AU

Year: 271 Days

Day: 23.5 Hours

Environment

Temp: -120 °C

Axial Tilt: 21.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,713,462 km

• M1: 43,982 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 658.3

Radius: 9

Gravity: 8.13 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.62 AU - 0.94 AU

Year: 445 Days

Day: 5.5 Hours

Environment

Temp: -140 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 39,713,462 km

• M1: 111,899 km (0.039 R)
• M2: 621,878 km (0.112 R)
• M3: 926,460 km (0.057 R)
• M4: 1,434,344 km (0.084 R)
• M5: 1,903,783 km (0.103 R)
• M6: 2,188,318 km (0.101 R)
• M7: 2,930,323 km (0.12 R)
• M8: 3,540,533 km (0.102 R)
• M9: 3,948,486 km (0.114 R)
• M10: 4,768,133 km (0.116 R)
• M11: 5,478,872 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 322.6

Radius: 13.7

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 3.31 AU - 5.15 AU

Year: 5617 Days

Day: 14.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 39,713,462 km

• M1: 170,392 km (0.077 R)
• M2: 900,130 km (0.09 R)
• M3: 1,500,317 km (0.074 R)
• M4: 2,855,973 km (0.081 R)
• M5: 4,743,000 km (0.07 R)
• M6: 6,416,253 km (0.092 R)
• M7: 7,192,366 km (0.091 R)
• M8: 9,349,717 km (0.105 R)
• M9: 10,809,344 km (0.077 R)
• M10: 11,328,299 km (0.099 R)
• M11: 12,556,946 km (0.086 R)
• M12: 13,922,924 km (0.116 R)
• M13: 17,414,688 km (0.115 R)
• M14: 24,344,361 km (0.098 R)
• M15: 25,087,413 km (0.085 R)

Asteroid Belt

Center: 5.07 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 452.7

Radius: 14.3

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 5.74 AU - 6.08 AU

Year: 9277 Days

Day: 9.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 39,713,462 km

• M1: 177,872 km (0.111 R)
• M2: 710,889 km (0.057 R)
• M3: 1,650,962 km (0.111 R)
• M4: 2,541,069 km (0.095 R)
• M5: 3,277,540 km (0.07 R)
• M6: 3,804,573 km (0.106 R)
• M7: 4,282,538 km (0.097 R)
• M8: 4,800,745 km (0.062 R)
• M9: 5,546,640 km (0.064 R)
• M10: 6,030,589 km (0.109 R)
• M11: 8,339,034 km (0.118 R)
• M12: 10,493,393 km (0.091 R)
• M13: 11,962,594 km (0.1 R)
• M14: 13,855,156 km (0.072 R)
• M15: 14,629,176 km (0.075 R)
• M16: 19,375,916 km (0.084 R)
• M17: 20,268,567 km (0.039 R)
• M18: 21,266,534 km (0.047 R)
• M19: 22,539,612 km (0.1 R)
• M20: 24,031,701 km (0.12 R)
• M21: 24,975,514 km (0.101 R)
• M22: 25,765,840 km (0.108 R)
• M23: 27,212,152 km (0.095 R)
• M24: 31,064,297 km (0.103 R)
• M25: 32,287,409 km (0.073 R)
• M26: 33,754,516 km (0.072 R)
• M27: 34,289,178 km (0.106 R)
• M28: 35,047,191 km (0.094 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: 231 - 11,223 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit