🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 627.3

Radius: 14.9

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.54 AU - 0.78 AU

Year: 370 Days

Day: 6.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 9,863,547 km

• M1: 185,501 km (0.119 R)
• M2: 673,639 km (0.081 R)
• M3: 1,333,366 km (0.063 R)
• M4: 1,887,626 km (0.111 R)
• M5: 2,550,494 km (0.119 R)
• M6: 3,246,274 km (0.12 R)
• M7: 3,782,582 km (0.07 R)
• M8: 4,272,515 km (0.101 R)
• M9: 5,154,544 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 73.2

Radius: 14.5

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.55 AU - 0.79 AU

Year: 379 Days

Day: 6.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 9,863,547 km

• M1: 180,415 km (0.043 R)
• M2: 743,053 km (0.115 R)
• M3: 1,391,859 km (0.111 R)
• M4: 1,844,093 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 923

Radius: 10.2

Gravity: 8.87 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.84 AU - 0.9 AU

Year: 560 Days

Day: 12.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 9,863,547 km

• M1: 129,701 km (0.115 R)
• M2: 488,437 km (0.087 R)
• M3: 821,592 km (0.087 R)
• M4: 1,180,327 km (0.11 R)
• M5: 1,660,985 km (0.086 R)
• M6: 2,042,161 km (0.113 R)
• M7: 3,080,370 km (0.088 R)
• M8: 3,689,233 km (0.051 R)
• M9: 4,015,506 km (0.096 R)
• M10: 4,376,635 km (0.106 R)
• M11: 4,743,000 km (0.118 R)
• M12: 5,181,771 km (0.11 R)
• M13: 5,928,863 km (0.09 R)
• M14: 6,438,692 km (0.047 R)
• M15: 6,913,965 km (0.035 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 997.2

Radius: 12.2

Gravity: 6.7 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.99 AU - 1.37 AU

Year: 885 Days

Day: 8.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 9,863,547 km

• M1: 151,692 km (0.116 R)
• M2: 584,628 km (0.076 R)
• M3: 1,051,523 km (0.066 R)
• M4: 1,481,019 km (0.112 R)
• M5: 2,090,331 km (0.076 R)
• M6: 2,710,863 km (0.075 R)
• M7: 3,600,073 km (0.114 R)
• M8: 4,055,449 km (0.065 R)
• M9: 4,461,308 km (0.072 R)
• M10: 4,931,643 km (0.11 R)
• M11: 5,395,098 km (0.097 R)
• M12: 6,254,687 km (0.09 R)
• M13: 7,930,482 km (0.073 R)
• M14: 8,789,025 km (0.078 R)
• M15: 10,253,438 km (0.052 R)
• M16: 10,754,741 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 501

Radius: 10.1

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.83 AU - 1.89 AU

Year: 1751 Days

Day: 7.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 9,863,547 km

• M1: 141,071 km (0.085 R)
• M2: 544,087 km (0.115 R)
• M3: 895,792 km (0.096 R)
• M4: 1,489,396 km (0.093 R)
• M5: 2,528,054 km (0.107 R)
• M6: 4,486,590 km (0.08 R)
• M7: 5,334,959 km (0.106 R)
• M8: 6,455,896 km (0.045 R)
• M9: 7,727,179 km (0.081 R)
• M10: 9,502,457 km (0.031 R)
• M11: 9,985,658 km (0.113 R)
• M12: 11,679,405 km (0.099 R)
• M13: 12,767,729 km (0.026 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 801

Radius: 10.3

Gravity: 7.55 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.78 AU - 2.44 AU

Year: 2116 Days

Day: 9.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 9,863,547 km

• M1: 128,056 km (0.077 R)
• M2: 482,453 km (0.11 R)
• M3: 972,536 km (0.115 R)
• M4: 1,504,356 km (0.115 R)
• M5: 1,929,513 km (0.117 R)
• M6: 2,778,332 km (0.105 R)
• M7: 3,494,756 km (0.103 R)
• M8: 4,228,533 km (0.091 R)
• M9: 4,949,446 km (0.1 R)
• M10: 5,339,597 km (0.085 R)
• M11: 6,026,999 km (0.058 R)
• M12: 6,499,429 km (0.118 R)
• M13: 6,883,896 km (0.103 R)
• M14: 7,225,278 km (0.07 R)
• M15: 10,160,239 km (0.087 R)
• M16: 11,254,547 km (0.082 R)
• M17: 11,810,004 km (0.114 R)
• M18: 12,217,957 km (0.085 R)
• M19: 12,933,185 km (0.111 R)
• M20: 15,438,949 km (0.052 R)
• M21: 16,075,488 km (0.062 R)
• M22: 16,526,226 km (0.116 R)
• M23: 17,244,296 km (0.076 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 107.1

Radius: 12.4

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.83 AU - 2.71 AU

Year: 2361 Days

Day: 10.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 9,863,547 km

• M1: 154,235 km (0.047 R)
• M2: 1,080,845 km (0.031 R)
• M3: 2,513,244 km (0.113 R)
• M4: 3,087,550 km (0.055 R)
• M5: 3,570,901 km (0.09 R)
• M6: 3,962,399 km (0.084 R)
• M7: 4,977,720 km (0.108 R)
• M8: 6,658,751 km (0.108 R)
• M9: 7,398,811 km (0.06 R)
• M10: 8,141,715 km (0.059 R)
• M11: 8,933,686 km (0.091 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 155 - 12,646 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit