🌌 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 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 489.7

Radius: 13.8

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.51 AU - 0.61 AU

Year: 279 Days

Day: 7 Hours

Environment

Temp: -144 °C

Axial Tilt: 133.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 52,266,619 km

• M1: 171,589 km (0.054 R)
• M2: 663,616 km (0.088 R)
• M3: 1,247,197 km (0.035 R)
• M4: 1,841,999 km (0.11 R)
• M5: 2,283,761 km (0.112 R)
• M6: 2,779,528 km (0.108 R)
• M7: 3,439,255 km (0.119 R)
• M8: 3,890,592 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 339.1

Radius: 10.5

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.5 AU - 1.54 AU

Year: 1250 Days

Day: 7.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 52,266,619 km

• M1: 130,898 km (0.089 R)
• M2: 680,820 km (0.119 R)
• M3: 1,028,635 km (0.078 R)
• M4: 1,460,075 km (0.045 R)
• M5: 2,200,435 km (0.098 R)
• M6: 3,575,988 km (0.058 R)
• M7: 4,331,756 km (0.059 R)
• M8: 4,898,433 km (0.118 R)
• M9: 6,967,521 km (0.092 R)
• M10: 8,608,909 km (0.066 R)
• M11: 8,982,155 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 526.6

Radius: 13.3

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.38 AU - 1.9 AU

Year: 1401 Days

Day: 11 Hours

Environment

Temp: -203 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 52,266,619 km

• M1: 165,455 km (0.113 R)
• M2: 581,188 km (0.083 R)
• M3: 1,049,130 km (0.069 R)
• M4: 1,489,247 km (0.066 R)
• M5: 2,362,150 km (0.052 R)
• M6: 2,894,719 km (0.076 R)
• M7: 3,614,733 km (0.056 R)
• M8: 5,091,564 km (0.086 R)
• M9: 6,793,838 km (0.078 R)
• M10: 7,285,865 km (0.078 R)
• M11: 8,906,758 km (0.102 R)
• M12: 10,176,694 km (0.054 R)
• M13: 10,789,447 km (0.077 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 667

Radius: 8

Gravity: 10.42 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 5.52 AU - 7.86 AU

Year: 11539 Days

Day: 21 Hours

Environment

Temp: -239 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 52,266,619 km

• M1: 111,301 km (0.116 R)
• M2: 457,321 km (0.094 R)
• M3: 829,670 km (0.12 R)
• M4: 3,438,208 km (0.056 R)
• M5: 3,721,247 km (0.077 R)
• M6: 4,075,944 km (0.119 R)
• M7: 4,758,708 km (0.053 R)
• M8: 8,731,579 km (0.04 R)
• M9: 9,163,019 km (0.082 R)
• M10: 12,896,832 km (0.07 R)
• M11: 13,268,284 km (0.065 R)
• M12: 14,294,077 km (0.112 R)
• M13: 26,114,104 km (0.115 R)
• M14: 29,498,755 km (0.089 R)
• M15: 30,798,761 km (0.081 R)
• M16: 32,136,615 km (0.109 R)
• M17: 41,120,116 km (0.076 R)
• M18: 44,967,624 km (0.065 R)
• M19: 51,643,130 km (0.088 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 303 - 13,672 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit