🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 173.2

Radius: 11.6

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.63 AU - 0.81 AU

Year: 394 Days

Day: 11.2 Hours

Environment

Temp: -140 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 5,473,473 km

• M1: 144,661 km (0.112 R)
• M2: 686,505 km (0.111 R)
• M3: 1,319,453 km (0.082 R)
• M4: 1,681,929 km (0.059 R)
• M5: 2,190,861 km (0.089 R)
• M6: 3,086,952 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 103.5

Radius: 9.5

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.75 AU - 1.25 AU

Year: 646 Days

Day: 12.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 5,473,473 km

• M1: 118,182 km (0.112 R)
• M2: 562,189 km (0.066 R)
• M3: 1,116,000 km (0.097 R)
• M4: 1,728,753 km (0.096 R)
• M5: 2,041,263 km (0.087 R)
• M6: 2,874,972 km (0.102 R)
• M7: 3,245,975 km (0.051 R)
• M8: 4,049,315 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.5

Radius: 8.9

Gravity: 6.58 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.87 AU - 1.15 AU

Year: 655 Days

Day: 11.3 Hours

Environment

Temp: -151 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 5,473,473 km

• M1: 112,647 km (0.117 R)
• M2: 522,994 km (0.104 R)
• M3: 944,860 km (0.046 R)
• M4: 1,615,956 km (0.113 R)
• M5: 2,461,932 km (0.069 R)
• M6: 3,065,410 km (0.102 R)
• M7: 4,738,662 km (0.094 R)
• M8: 5,564,592 km (0.116 R)
• M9: 5,983,915 km (0.113 R)
• M10: 6,307,345 km (0.102 R)
• M11: 6,865,495 km (0.051 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 116.9

Radius: 11

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.18 AU - 1.3 AU

Year: 892 Days

Day: 14 Hours

Environment

Temp: -179 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 5,473,473 km

• M1: 136,882 km (0.048 R)
• M2: 559,346 km (0.118 R)
• M3: 1,006,195 km (0.074 R)
• M4: 1,602,792 km (0.118 R)
• M5: 2,058,168 km (0.095 R)
• M6: 4,362,124 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 32

Radius: 10

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.81 AU - 2.13 AU

Year: 1785 Days

Day: 9.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 5,473,473 km

• M1: 124,615 km (0.093 R)
• M2: 493,075 km (0.088 R)
• M3: 966,701 km (0.097 R)
• M4: 1,943,426 km (0.112 R)
• M5: 2,372,024 km (0.106 R)
• M6: 3,432,673 km (0.082 R)
• M7: 4,812,713 km (0.058 R)
• M8: 5,361,887 km (0.094 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 298 - 11,825 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit