🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 84.2

Radius: 14.3

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.52 AU - 0.62 AU

Year: 287 Days

Day: 11.2 Hours

Environment

Temp: -139 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 23,289,827 km

• M1: 177,872 km (0.109 R)
• M2: 704,307 km (0.099 R)
• M3: 1,286,841 km (0.109 R)
• M4: 1,815,669 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 177.2

Radius: 12.6

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.51 AU - 0.81 AU

Year: 358 Days

Day: 10.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 23,289,827 km

• M1: 157,377 km (0.077 R)
• M2: 611,107 km (0.091 R)
• M3: 1,244,505 km (0.108 R)
• M4: 1,822,700 km (0.105 R)
• M5: 2,481,978 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 488.6

Radius: 14.6

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.15 AU - 3.27 AU

Year: 2975 Days

Day: 14.3 Hours

Environment

Temp: -207 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 23,289,827 km

• M1: 181,761 km (0.118 R)
• M2: 1,093,261 km (0.075 R)
• M3: 1,869,973 km (0.103 R)
• M4: 2,516,386 km (0.097 R)
• M5: 3,108,943 km (0.07 R)
• M6: 4,409,397 km (0.066 R)
• M7: 5,325,385 km (0.07 R)
• M8: 6,151,913 km (0.086 R)
• M9: 6,721,432 km (0.036 R)
• M10: 7,780,136 km (0.09 R)
• M11: 8,414,731 km (0.104 R)
• M12: 9,291,374 km (0.077 R)
• M13: 15,387,338 km (0.116 R)
• M14: 16,033,900 km (0.068 R)
• M15: 16,854,594 km (0.088 R)
• M16: 17,541,846 km (0.045 R)
• M17: 18,137,994 km (0.093 R)
• M18: 18,916,202 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 244

Radius: 10.8

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 2.48 AU - 3.02 AU

Year: 3041 Days

Day: 10.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 23,289,827 km

• M1: 134,488 km (0.077 R)
• M2: 558,000 km (0.114 R)
• M3: 1,191,846 km (0.1 R)
• M4: 1,626,578 km (0.083 R)
• M5: 2,492,899 km (0.102 R)
• M6: 2,910,726 km (0.113 R)
• M7: 3,523,927 km (0.047 R)
• M8: 4,297,947 km (0.094 R)
• M9: 5,795,721 km (0.114 R)
• M10: 7,787,467 km (0.089 R)
• M11: 8,289,068 km (0.026 R)
• M12: 11,237,942 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 598.9

Radius: 9.7

Gravity: 6.37 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 2.94 AU - 3.24 AU

Year: 3622 Days

Day: 11 Hours

Environment

Temp: -215 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 23,289,827 km

• M1: 121,174 km (0.07 R)
• M2: 703,409 km (0.048 R)
• M3: 1,080,396 km (0.069 R)
• M4: 1,614,610 km (0.103 R)
• M5: 2,965,030 km (0.119 R)
• M6: 3,809,659 km (0.074 R)
• M7: 4,233,321 km (0.086 R)
• M8: 5,969,404 km (0.117 R)
• M9: 6,542,364 km (0.089 R)
• M10: 7,470,170 km (0.119 R)
• M11: 7,965,937 km (0.114 R)
• M12: 8,804,583 km (0.096 R)
• M13: 11,457,402 km (0.077 R)
• M14: 13,130,504 km (0.078 R)
• M15: 15,909,734 km (0.108 R)
• M16: 16,898,575 km (0.065 R)
• M17: 17,637,888 km (0.073 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 498 - 17,751 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit