🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 71.5

Radius: 12.4

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.63 AU - 0.67 AU

Year: 349 Days

Day: 8.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 8,920,191 km

• M1: 154,385 km (0.077 R)
• M2: 870,510 km (0.111 R)
• M3: 1,408,464 km (0.106 R)
• M4: 2,065,947 km (0.042 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694.1

Radius: 10.8

Gravity: 5.95 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.84 AU - 1.06 AU

Year: 617 Days

Day: 12.8 Hours

Environment

Temp: -164 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 8,920,191 km

• M1: 134,488 km (0.096 R)
• M2: 490,531 km (0.062 R)
• M3: 951,293 km (0.096 R)
• M4: 1,438,533 km (0.068 R)
• M5: 1,802,804 km (0.095 R)
• M6: 2,539,873 km (0.06 R)
• M7: 3,139,760 km (0.041 R)
• M8: 3,930,534 km (0.066 R)
• M9: 4,267,130 km (0.105 R)
• M10: 4,654,738 km (0.087 R)
• M11: 5,049,078 km (0.108 R)
• M12: 6,368,232 km (0.078 R)
• M13: 7,236,797 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 21

Radius: 14.7

Gravity: 0.1 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.17 AU - 1.53 AU

Year: 1046 Days

Day: 13.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 8,920,191 km

• M1: 182,809 km (0.041 R)
• M2: 829,221 km (0.114 R)
• M3: 1,559,109 km (0.081 R)
• M4: 3,046,710 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 996.5

Radius: 11.8

Gravity: 7.16 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.23 AU - 1.67 AU

Year: 1164 Days

Day: 9.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 8,920,191 km

• M1: 146,756 km (0.118 R)
• M2: 636,838 km (0.092 R)
• M3: 1,208,003 km (0.094 R)
• M4: 1,589,477 km (0.112 R)
• M5: 2,074,623 km (0.104 R)
• M6: 2,670,771 km (0.114 R)
• M7: 3,946,093 km (0.098 R)
• M8: 4,671,493 km (0.093 R)
• M9: 6,726,818 km (0.085 R)
• M10: 7,362,310 km (0.112 R)
• M11: 8,065,420 km (0.051 R)
• M12: 9,172,893 km (0.076 R)
• M13: 9,955,140 km (0.101 R)
• M14: 10,445,522 km (0.087 R)
• M15: 11,089,690 km (0.119 R)
• M16: 11,545,515 km (0.108 R)

Asteroid Belt

Center: 2.88 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 12.4

Radius: 8.8

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 3.53 AU - 5.09 AU

Year: 5967 Days

Day: 14 Hours

Environment

Temp: -220 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 8,920,191 km

• M1: 235,916 km (0.097 R)
• M2: 574,007 km (0.073 R)
• M3: 1,481,468 km (0.094 R)
• M4: 1,775,727 km (0.064 R)
• M5: 2,376,063 km (0.09 R)
• M6: 3,196,757 km (0.062 R)
• M7: 3,752,663 km (0.102 R)
• M8: 5,792,130 km (0.078 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: 383 - 17,361 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit