🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 811.3

Radius: 14.6

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.7 AU - 1.04 AU

Year: 550 Days

Day: 5.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 40,345,356 km

• M1: 181,612 km (0.104 R)
• M2: 968,048 km (0.069 R)
• M3: 1,658,891 km (0.106 R)
• M4: 2,174,255 km (0.116 R)
• M5: 2,646,686 km (0.111 R)
• M6: 3,128,839 km (0.089 R)
• M7: 3,656,621 km (0.036 R)
• M8: 4,332,953 km (0.065 R)
• M9: 5,125,223 km (0.09 R)
• M10: 6,087,736 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 329.3

Radius: 14.1

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.98 AU - 1.2 AU

Year: 772 Days

Day: 5.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 40,345,356 km

• M1: 175,329 km (0.066 R)
• M2: 736,470 km (0.077 R)
• M3: 1,384,229 km (0.025 R)
• M4: 2,030,342 km (0.111 R)
• M5: 2,734,051 km (0.111 R)
• M6: 3,507,472 km (0.086 R)
• M7: 4,291,215 km (0.086 R)
• M8: 4,993,727 km (0.113 R)
• M9: 5,825,341 km (0.112 R)
• M10: 6,284,158 km (0.069 R)
• M11: 6,787,106 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 343.2

Radius: 8.9

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.13 AU - 1.75 AU

Year: 1172 Days

Day: 13.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 40,345,356 km

• M1: 121,473 km (0.119 R)
• M2: 548,725 km (0.073 R)
• M3: 920,476 km (0.103 R)
• M4: 1,413,999 km (0.098 R)
• M5: 2,735,547 km (0.084 R)
• M6: 3,557,138 km (0.098 R)
• M7: 3,849,901 km (0.088 R)
• M8: 4,551,366 km (0.102 R)
• M9: 5,583,591 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 903.9

Radius: 13.8

Gravity: 4.75 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 2.59 AU - 4.03 AU

Year: 4084 Days

Day: 11.6 Hours

Environment

Temp: -216 °C

Axial Tilt: 44.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 40,345,356 km

• M1: 171,738 km (0.047 R)
• M2: 866,022 km (0.095 R)
• M3: 1,502,860 km (0.038 R)
• M4: 1,999,226 km (0.11 R)
• M5: 2,724,028 km (0.089 R)
• M6: 3,235,652 km (0.103 R)
• M7: 3,943,400 km (0.071 R)
• M8: 6,293,283 km (0.095 R)
• M9: 10,167,419 km (0.07 R)
• M10: 12,851,205 km (0.102 R)
• M11: 13,667,860 km (0.078 R)
• M12: 14,249,197 km (0.051 R)
• M13: 18,727,858 km (0.065 R)
• M14: 22,139,438 km (0.113 R)
• M15: 23,613,425 km (0.087 R)
• M16: 25,705,701 km (0.099 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 391.2

Radius: 5.4

Gravity: 13.42 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 5.14 AU - 7.06 AU

Year: 10218 Days

Day: 20.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 40,345,356 km

• M1: 67,319 km (0.095 R)
• M2: 389,403 km (0.046 R)
• M3: 1,692,550 km (0.11 R)
• M4: 1,993,691 km (0.119 R)
• M5: 3,008,862 km (0.119 R)
• M6: 3,713,019 km (0.09 R)
• M7: 4,169,442 km (0.115 R)
• M8: 4,493,770 km (0.096 R)
• M9: 4,922,817 km (0.067 R)
• M10: 5,254,476 km (0.052 R)
• M11: 7,065,208 km (0.099 R)
• M12: 10,283,208 km (0.073 R)
• M13: 10,925,581 km (0.114 R)
• M14: 12,127,151 km (0.118 R)
• M15: 12,509,673 km (0.097 R)
• M16: 14,789,844 km (0.104 R)
• M17: 15,226,520 km (0.079 R)
• M18: 18,028,937 km (0.057 R)
• M19: 21,235,717 km (0.061 R)
• M20: 22,194,190 km (0.106 R)
• M21: 23,181,088 km (0.102 R)
• M22: 23,516,486 km (0.066 R)
• M23: 24,111,138 km (0.048 R)
• M24: 29,626,213 km (0.086 R)
• M25: 32,885,053 km (0.11 R)
• M26: 34,382,976 km (0.091 R)
• M27: 35,591,428 km (0.081 R)
• M28: 35,925,929 km (0.062 R)
• M29: 36,375,021 km (0.104 R)
• M30: 36,714,459 km (0.114 R)
• M31: 38,559,898 km (0.103 R)
• M32: 39,386,427 km (0.104 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: 275 - 15,046 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit