🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 354.2

Radius: 10.1

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.54 AU - 0.68 AU

Year: 318 Days

Day: 10.8 Hours

Environment

Temp: -150 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 82,508,987 km

• M1: 125,662 km (0.11 R)
• M2: 443,707 km (0.077 R)
• M3: 1,189,303 km (0.1 R)
• M4: 1,566,140 km (0.039 R)
• M5: 3,216,803 km (0.076 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 133.4

Radius: 11.1

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.6 AU - 0.78 AU

Year: 382 Days

Day: 9.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 147 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 82,508,987 km

• M1: 141,520 km (0.088 R)
• M2: 656,136 km (0.085 R)
• M3: 1,048,681 km (0.037 R)
• M4: 2,109,480 km (0.096 R)
• M5: 2,477,790 km (0.097 R)
• M6: 3,071,843 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 759.5

Radius: 11.8

Gravity: 5.45 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.23 AU - 1.45 AU

Year: 1034 Days

Day: 7.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 82,508,987 km

• M1: 146,756 km (0.101 R)
• M2: 552,166 km (0.115 R)
• M3: 980,614 km (0.101 R)
• M4: 1,407,866 km (0.088 R)
• M5: 1,789,041 km (0.095 R)
• M6: 2,251,149 km (0.089 R)
• M7: 2,947,676 km (0.064 R)
• M8: 3,830,304 km (0.064 R)
• M9: 4,446,797 km (0.073 R)
• M10: 4,975,326 km (0.059 R)
• M11: 5,794,075 km (0.101 R)
• M12: 6,770,351 km (0.093 R)
• M13: 8,682,810 km (0.116 R)
• M14: 10,051,331 km (0.071 R)
• M15: 10,932,164 km (0.118 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 832.2

Radius: 5.6

Gravity: 26.54 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 9.21 AU - 10.41 AU

Year: 20490 Days

Day: 20.5 Hours

Environment

Temp: -225 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 82,508,987 km

• M1: 85,720 km (0.102 R)
• M2: 426,653 km (0.105 R)
• M3: 800,797 km (0.088 R)
• M4: 1,342,342 km (0.115 R)
• M5: 2,501,875 km (0.055 R)
• M6: 4,211,629 km (0.065 R)
• M7: 5,306,236 km (0.084 R)
• M8: 5,877,102 km (0.052 R)
• M9: 9,532,975 km (0.098 R)
• M10: 9,768,591 km (0.067 R)
• M11: 11,998,946 km (0.075 R)
• M12: 16,405,501 km (0.041 R)
• M13: 17,000,900 km (0.066 R)
• M14: 17,699,074 km (0.095 R)
• M15: 17,876,497 km (0.103 R)
• M16: 19,245,766 km (0.052 R)
• M17: 20,390,339 km (0.1 R)
• M18: 23,986,672 km (0.109 R)
• M19: 26,105,726 km (0.101 R)
• M20: 28,589,350 km (0.108 R)
• M21: 30,839,900 km (0.101 R)
• M22: 40,715,454 km (0.069 R)
• M23: 42,437,026 km (0.091 R)
• M24: 43,719,230 km (0.083 R)
• M25: 47,037,161 km (0.066 R)
• M26: 48,410,170 km (0.063 R)
• M27: 49,281,578 km (0.103 R)
• M28: 52,505,711 km (0.117 R)
• M29: 57,212,808 km (0.027 R)
• M30: 57,795,941 km (0.118 R)
• M31: 64,473,690 km (0.101 R)
• M32: 67,672,093 km (0.078 R)
• M33: 68,106,375 km (0.058 R)
• M34: 71,198,414 km (0.114 R)
• M35: 71,647,656 km (0.107 R)
• M36: 74,152,224 km (0.095 R)
• M37: 74,382,904 km (0.082 R)
• M38: 75,776,109 km (0.034 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 528 - 18,522 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit