🌌 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: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 77.2

Radius: 14.9

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.55 AU - 0.69 AU

Year: 331 Days

Day: 14.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 10,422,549 km

• M1: 185,501 km (0.035 R)
• M2: 751,879 km (0.094 R)
• M3: 1,430,904 km (0.087 R)
• M4: 1,916,947 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 23.1

Radius: 15

Gravity: 0.1 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.81 AU - 1.01 AU

Year: 589 Days

Day: 6.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 10,422,549 km

• M1: 189,391 km (0.104 R)
• M2: 795,561 km (0.095 R)
• M3: 1,371,663 km (0.117 R)
• M4: 2,260,723 km (0.04 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 584.7

Radius: 8

Gravity: 9.14 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.04 AU - 1.4 AU

Year: 914 Days

Day: 12.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 10,422,549 km

• M1: 99,931 km (0.093 R)
• M2: 363,523 km (0.112 R)
• M3: 688,001 km (0.117 R)
• M4: 1,017,116 km (0.039 R)
• M5: 1,302,997 km (0.061 R)
• M6: 1,659,639 km (0.09 R)
• M7: 1,945,371 km (0.058 R)
• M8: 2,264,014 km (0.119 R)
• M9: 2,571,288 km (0.086 R)
• M10: 2,943,787 km (0.112 R)
• M11: 3,283,823 km (0.083 R)
• M12: 3,752,812 km (0.025 R)
• M13: 4,842,633 km (0.058 R)
• M14: 5,470,046 km (0.093 R)
• M15: 5,743,810 km (0.044 R)
• M16: 6,109,128 km (0.115 R)
• M17: 6,774,689 km (0.101 R)
• M18: 7,346,003 km (0.115 R)
• M19: 8,326,169 km (0.08 R)
• M20: 9,062,489 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 546.1

Radius: 11.4

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.23 AU - 1.59 AU

Year: 1136 Days

Day: 6.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 10,422,549 km

• M1: 142,417 km (0.096 R)
• M2: 597,793 km (0.073 R)
• M3: 982,260 km (0.063 R)
• M4: 1,419,235 km (0.086 R)
• M5: 1,889,870 km (0.115 R)
• M6: 2,486,765 km (0.117 R)
• M7: 4,207,291 km (0.117 R)
• M8: 5,768,943 km (0.039 R)
• M9: 7,711,621 km (0.047 R)
• M10: 8,384,512 km (0.076 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 340 - 12,233 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit