🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 900

Radius: 8.7

Gravity: 11.89 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.48 AU - 0.7 AU

Year: 313 Days

Day: 5.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 9,968,686 km

• M1: 108,159 km (0.098 R)
• M2: 592,108 km (0.031 R)
• M3: 889,808 km (0.077 R)
• M4: 1,221,766 km (0.113 R)
• M5: 1,535,921 km (0.071 R)
• M6: 1,973,794 km (0.053 R)
• M7: 2,586,547 km (0.083 R)
• M8: 3,026,515 km (0.112 R)
• M9: 3,469,175 km (0.11 R)
• M10: 3,841,374 km (0.115 R)
• M11: 4,401,768 km (0.081 R)
• M12: 4,694,680 km (0.067 R)
• M13: 5,166,213 km (0.073 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 663.4

Radius: 14.3

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.84 AU - 1.1 AU

Year: 659 Days

Day: 6.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 9,968,686 km

• M1: 178,021 km (0.117 R)
• M2: 738,116 km (0.088 R)
• M3: 1,527,394 km (0.074 R)
• M4: 2,123,392 km (0.074 R)
• M5: 2,619,309 km (0.095 R)
• M6: 3,963,446 km (0.099 R)
• M7: 4,644,266 km (0.056 R)
• M8: 5,175,189 km (0.051 R)
• M9: 6,066,792 km (0.111 R)
• M10: 6,744,171 km (0.051 R)
• M11: 7,627,696 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 129

Radius: 11.5

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.97 AU - 1.09 AU

Year: 722 Days

Day: 12.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 9,968,686 km

• M1: 144,063 km (0.115 R)
• M2: 619,485 km (0.111 R)
• M3: 1,007,392 km (0.097 R)
• M4: 2,186,672 km (0.115 R)
• M5: 2,929,874 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 889.1

Radius: 12.5

Gravity: 5.69 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.04 AU - 1.14 AU

Year: 786 Days

Day: 13.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 9,968,686 km

• M1: 160,519 km (0.041 R)
• M2: 633,397 km (0.1 R)
• M3: 1,205,310 km (0.119 R)
• M4: 1,674,299 km (0.078 R)
• M5: 2,162,886 km (0.116 R)
• M6: 2,734,499 km (0.085 R)
• M7: 3,322,718 km (0.042 R)
• M8: 3,871,144 km (0.103 R)
• M9: 4,379,328 km (0.08 R)
• M10: 5,095,453 km (0.103 R)
• M11: 6,114,663 km (0.085 R)
• M12: 7,265,071 km (0.119 R)
• M13: 9,365,425 km (0.065 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 513.1

Radius: 9.2

Gravity: 6.06 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.06 AU - 1.32 AU

Year: 896 Days

Day: 9.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 9,968,686 km

• M1: 115,340 km (0.115 R)
• M2: 522,545 km (0.11 R)
• M3: 1,001,857 km (0.088 R)
• M4: 1,530,087 km (0.042 R)
• M5: 1,935,647 km (0.076 R)
• M6: 2,348,387 km (0.105 R)
• M7: 2,724,925 km (0.102 R)
• M8: 3,180,301 km (0.115 R)
• M9: 4,103,170 km (0.095 R)
• M10: 4,669,249 km (0.081 R)
• M11: 6,158,496 km (0.087 R)
• M12: 6,747,762 km (0.102 R)
• M13: 7,305,163 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 471.3

Radius: 10

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.19 AU - 1.61 AU

Year: 1143 Days

Day: 9.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 9,968,686 km

• M1: 124,316 km (0.09 R)
• M2: 474,973 km (0.099 R)
• M3: 1,275,471 km (0.091 R)
• M4: 1,657,395 km (0.059 R)
• M5: 2,055,026 km (0.061 R)
• M6: 2,425,430 km (0.091 R)
• M7: 3,922,606 km (0.104 R)
• M8: 4,671,343 km (0.103 R)
• M9: 5,794,075 km (0.1 R)
• M10: 6,320,660 km (0.069 R)
• M11: 6,855,921 km (0.113 R)
• M12: 7,181,895 km (0.114 R)
• M13: 9,560,950 km (0.1 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 256 - 16,597 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit