🌌 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: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 160.6

Radius: 9.6

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.7 AU - 0.72 AU

Year: 380 Days

Day: 6.6 Hours

Environment

Temp: -136 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 8,779,063 km

• M1: 119,379 km (0.105 R)
• M2: 484,847 km (0.077 R)
• M3: 805,285 km (0.092 R)
• M4: 1,155,494 km (0.116 R)
• M5: 1,495,680 km (0.104 R)
• M6: 1,826,141 km (0.055 R)
• M7: 2,242,173 km (0.106 R)
• M8: 2,564,706 km (0.118 R)
• M9: 3,043,269 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 16.5

Radius: 13.4

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.89 AU - 1.09 AU

Year: 626 Days

Day: 12.6 Hours

Environment

Temp: -152 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 8,779,063 km

• M1: 166,652 km (0.12 R)
• M2: 715,377 km (0.082 R)
• M3: 1,311,375 km (0.051 R)
• M4: 2,111,424 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 824.9

Radius: 12

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.06 AU - 1.26 AU

Year: 794 Days

Day: 7.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 8,779,063 km

• M1: 149,299 km (0.117 R)
• M2: 642,224 km (0.058 R)
• M3: 1,168,509 km (0.056 R)
• M4: 1,585,438 km (0.1 R)
• M5: 2,285,556 km (0.033 R)
• M6: 3,130,186 km (0.108 R)
• M7: 4,030,615 km (0.08 R)
• M8: 4,844,428 km (0.117 R)
• M9: 5,225,454 km (0.119 R)
• M10: 5,626,526 km (0.12 R)
• M11: 6,110,175 km (0.068 R)
• M12: 6,577,818 km (0.094 R)
• M13: 7,023,620 km (0.093 R)
• M14: 7,537,190 km (0.118 R)
• M15: 8,075,742 km (0.073 R)
• M16: 8,483,546 km (0.062 R)
• M17: 9,202,812 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 442.5

Radius: 12.1

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.18 AU - 1.48 AU

Year: 975 Days

Day: 9.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 8,779,063 km

• M1: 150,495 km (0.111 R)
• M2: 543,040 km (0.04 R)
• M3: 1,308,533 km (0.073 R)
• M4: 2,196,994 km (0.12 R)
• M5: 3,084,858 km (0.078 R)
• M6: 3,878,774 km (0.076 R)
• M7: 4,388,603 km (0.087 R)
• M8: 5,581,497 km (0.027 R)
• M9: 5,990,647 km (0.069 R)
• M10: 6,913,366 km (0.097 R)
• M11: 7,432,172 km (0.105 R)
• M12: 8,573,604 km (0.082 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 354 - 18,521 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit