🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 753.1

Radius: 14.7

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.67 AU - 0.91 AU

Year: 476 Days

Day: 12.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 25,845,313 km

• M1: 184,305 km (0.093 R)
• M2: 728,242 km (0.112 R)
• M3: 1,298,210 km (0.074 R)
• M4: 2,312,633 km (0.109 R)
• M5: 3,502,834 km (0.118 R)
• M6: 3,967,186 km (0.063 R)
• M7: 4,591,308 km (0.08 R)
• M8: 5,069,872 km (0.116 R)
• M9: 5,771,785 km (0.115 R)
• M10: 6,330,832 km (0.06 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 486.9

Radius: 13.6

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.93 AU - 0.95 AU

Year: 618 Days

Day: 11.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 25,845,313 km

• M1: 169,943 km (0.117 R)
• M2: 713,133 km (0.068 R)
• M3: 1,376,300 km (0.051 R)
• M4: 2,492,301 km (0.116 R)
• M5: 3,008,114 km (0.028 R)
• M6: 3,544,273 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 452.7

Radius: 11.4

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.12 AU - 1.32 AU

Year: 914 Days

Day: 14.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 25,845,313 km

• M1: 141,819 km (0.073 R)
• M2: 520,750 km (0.059 R)
• M3: 942,018 km (0.092 R)
• M4: 1,482,814 km (0.112 R)
• M5: 1,852,470 km (0.094 R)
• M6: 2,305,004 km (0.08 R)
• M7: 2,784,016 km (0.093 R)
• M8: 3,435,814 km (0.114 R)
• M9: 3,812,801 km (0.04 R)
• M10: 4,802,092 km (0.116 R)
• M11: 5,514,178 km (0.079 R)
• M12: 7,216,003 km (0.046 R)
• M13: 8,077,986 km (0.072 R)
• M14: 8,471,578 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 655.7

Radius: 11.1

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 2.24 AU - 2.77 AU

Year: 2681 Days

Day: 5.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 25,845,313 km

• M1: 138,079 km (0.084 R)
• M2: 509,231 km (0.109 R)
• M3: 1,070,971 km (0.099 R)
• M4: 4,103,021 km (0.059 R)
• M5: 6,352,075 km (0.045 R)
• M6: 7,296,935 km (0.102 R)
• M7: 7,850,597 km (0.095 R)
• M8: 11,169,276 km (0.072 R)
• M9: 14,835,172 km (0.046 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 201.6

Radius: 10.9

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 3.41 AU - 5.57 AU

Year: 6453 Days

Day: 6.4 Hours

Environment

Temp: -231 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 25,845,313 km

• M1: 135,536 km (0.091 R)
• M2: 707,000 km (0.117 R)
• M3: 1,914,703 km (0.115 R)
• M4: 3,640,015 km (0.114 R)
• M5: 4,010,121 km (0.068 R)
• M6: 5,047,133 km (0.114 R)
• M7: 9,157,035 km (0.106 R)
• M8: 10,202,874 km (0.103 R)
• M9: 13,380,333 km (0.119 R)
• M10: 16,378,573 km (0.082 R)
• M11: 18,330,377 km (0.115 R)
• M12: 20,949,686 km (0.085 R)
• M13: 22,553,525 km (0.063 R)
• M14: 23,455,600 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 445.2

Radius: 13.1

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 4.38 AU - 6.02 AU

Year: 8043 Days

Day: 6 Hours

Environment

Temp: -233 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 25,845,313 km

• M1: 165,306 km (0.09 R)
• M2: 828,174 km (0.101 R)
• M3: 1,973,495 km (0.108 R)
• M4: 2,811,094 km (0.102 R)
• M5: 5,276,317 km (0.027 R)
• M6: 7,319,076 km (0.069 R)
• M7: 7,845,212 km (0.102 R)
• M8: 8,889,704 km (0.099 R)
• M9: 9,889,018 km (0.081 R)
• M10: 10,299,813 km (0.113 R)
• M11: 10,913,613 km (0.074 R)
• M12: 11,905,298 km (0.076 R)
• M13: 12,370,846 km (0.088 R)
• M14: 12,794,807 km (0.033 R)
• M15: 15,363,701 km (0.045 R)
• M16: 19,584,306 km (0.088 R)
• M17: 20,453,769 km (0.098 R)
• M18: 20,898,224 km (0.119 R)
• M19: 21,729,540 km (0.102 R)
• M20: 24,027,064 km (0.088 R)
• M21: 27,366,387 km (0.099 R)
• M22: 27,815,779 km (0.095 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 75.9

Radius: 7.5

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 5.42 AU - 8.08 AU

Year: 11895 Days

Day: 19.5 Hours

Environment

Temp: -234 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 25,845,313 km

• M1: 93,349 km (0.109 R)
• M2: 1,052,720 km (0.087 R)
• M3: 1,987,557 km (0.064 R)
• M4: 2,959,046 km (0.066 R)
• M5: 3,292,948 km (0.047 R)
• M6: 4,787,431 km (0.042 R)
• M7: 5,065,982 km (0.11 R)
• M8: 6,380,349 km (0.075 R)
• M9: 6,939,396 km (0.061 R)
• M10: 7,632,334 km (0.05 R)
• M11: 20,342,917 km (0.068 R)
• M12: 23,669,226 km (0.1 R)
• M13: 24,405,097 km (0.047 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 369 - 10,737 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit