🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 770.5

Radius: 10

Gravity: 7.71 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.46 AU - 0.56 AU

Year: 243 Days

Day: 10.1 Hours

Environment

Temp: -144 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 15,858,961 km

• M1: 124,316 km (0.118 R)
• M2: 474,674 km (0.049 R)
• M3: 840,590 km (0.107 R)
• M4: 1,162,974 km (0.118 R)
• M5: 1,638,396 km (0.087 R)
• M6: 2,468,963 km (0.084 R)
• M7: 2,823,211 km (0.105 R)
• M8: 4,012,664 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 486.2

Radius: 10.5

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.55 AU - 0.67 AU

Year: 318 Days

Day: 11.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 15,858,961 km

• M1: 130,599 km (0.104 R)
• M2: 602,131 km (0.105 R)
• M3: 946,207 km (0.09 R)
• M4: 1,326,185 km (0.09 R)
• M5: 2,157,650 km (0.03 R)
• M6: 2,604,050 km (0.048 R)
• M7: 3,062,119 km (0.112 R)
• M8: 3,844,366 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 213.7

Radius: 12.2

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.46 AU - 1.68 AU

Year: 1312 Days

Day: 11.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 15,858,961 km

• M1: 151,692 km (0.097 R)
• M2: 600,336 km (0.115 R)
• M3: 1,139,188 km (0.12 R)
• M4: 1,522,906 km (0.102 R)
• M5: 2,291,989 km (0.096 R)
• M6: 2,766,065 km (0.093 R)
• M7: 3,240,589 km (0.092 R)
• M8: 3,958,360 km (0.093 R)

Asteroid Belt

Center: 1.88 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 538.5

Radius: 9

Gravity: 6.65 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.14 AU - 2.22 AU

Year: 2146 Days

Day: 9.5 Hours

Environment

Temp: -211 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 15,858,961 km

• M1: 126,709 km (0.053 R)
• M2: 1,173,595 km (0.092 R)
• M3: 1,624,782 km (0.093 R)
• M4: 2,010,296 km (0.092 R)
• M5: 3,200,347 km (0.111 R)
• M6: 5,676,790 km (0.108 R)
• M7: 7,527,316 km (0.076 R)
• M8: 8,265,432 km (0.047 R)
• M9: 8,605,169 km (0.086 R)
• M10: 9,050,970 km (0.069 R)
• M11: 9,445,310 km (0.113 R)
• M12: 9,954,242 km (0.098 R)
• M13: 10,953,257 km (0.099 R)
• M14: 13,024,888 km (0.071 R)
• M15: 14,483,767 km (0.11 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 321 - 14,323 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit