🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 184.6

Radius: 9.4

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.97 AU - 1.21 AU

Year: 800 Days

Day: 11.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 14,825,687 km

• M1: 116,986 km (0.072 R)
• M2: 450,888 km (0.084 R)
• M3: 979,118 km (0.1 R)
• M4: 1,302,997 km (0.112 R)
• M5: 2,298,422 km (0.088 R)
• M6: 2,677,652 km (0.106 R)
• M7: 3,142,902 km (0.082 R)
• M8: 4,208,338 km (0.099 R)
• M9: 4,631,700 km (0.104 R)
• M10: 5,384,476 km (0.094 R)
• M11: 5,680,680 km (0.026 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 917.1

Radius: 13.2

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.16 AU - 1.9 AU

Year: 1330 Days

Day: 8.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 14,825,687 km

• M1: 164,258 km (0.094 R)
• M2: 577,298 km (0.049 R)
• M3: 1,015,321 km (0.086 R)
• M4: 1,470,996 km (0.04 R)
• M5: 2,166,476 km (0.074 R)
• M6: 2,578,768 km (0.109 R)
• M7: 3,087,700 km (0.12 R)
• M8: 3,865,459 km (0.116 R)
• M9: 4,422,412 km (0.118 R)
• M10: 6,422,835 km (0.078 R)
• M11: 7,774,601 km (0.077 R)
• M12: 8,429,840 km (0.098 R)
• M13: 9,308,279 km (0.088 R)
• M14: 10,014,680 km (0.111 R)
• M15: 10,756,536 km (0.068 R)
• M16: 11,570,947 km (0.074 R)
• M17: 13,164,014 km (0.05 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 683.1

Radius: 13

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.47 AU - 2.29 AU

Year: 1812 Days

Day: 12 Hours

Environment

Temp: -206 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 14,825,687 km

• M1: 161,715 km (0.107 R)
• M2: 622,477 km (0.112 R)
• M3: 1,199,775 km (0.075 R)
• M4: 2,319,814 km (0.106 R)
• M5: 3,016,192 km (0.066 R)
• M6: 3,605,608 km (0.109 R)
• M7: 4,252,020 km (0.111 R)
• M8: 4,684,209 km (0.111 R)
• M9: 5,167,709 km (0.059 R)
• M10: 6,360,004 km (0.044 R)
• M11: 7,007,763 km (0.114 R)
• M12: 7,900,862 km (0.088 R)
• M13: 8,650,347 km (0.078 R)
• M14: 9,545,391 km (0.091 R)
• M15: 10,187,316 km (0.113 R)
• M16: 11,148,931 km (0.091 R)
• M17: 12,723,598 km (0.116 R)
• M18: 14,928,222 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 952.9

Radius: 14.1

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 2.52 AU - 3.66 AU

Year: 3818 Days

Day: 9.3 Hours

Environment

Temp: -216 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 14,825,687 km

• M1: 176,226 km (0.113 R)
• M2: 750,981 km (0.05 R)
• M3: 1,581,399 km (0.039 R)
• M4: 2,591,933 km (0.061 R)
• M5: 3,289,807 km (0.116 R)
• M6: 4,412,988 km (0.093 R)
• M7: 6,716,944 km (0.089 R)
• M8: 8,368,355 km (0.038 R)
• M9: 9,209,993 km (0.102 R)
• M10: 10,534,233 km (0.099 R)
• M11: 11,700,797 km (0.067 R)
• M12: 13,303,439 km (0.076 R)
• M13: 13,816,859 km (0.071 R)
• M14: 14,883,492 km (0.104 R)
• M15: 21,896,491 km (0.033 R)
• M16: 22,685,919 km (0.099 R)
• M17: 23,124,390 km (0.044 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 119.5

Radius: 8.2

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 2.54 AU - 3.96 AU

Year: 4118 Days

Day: 7.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 14,825,687 km

• M1: 102,175 km (0.088 R)
• M2: 418,276 km (0.112 R)
• M3: 690,993 km (0.046 R)
• M4: 1,330,673 km (0.025 R)
• M5: 1,611,169 km (0.099 R)
• M6: 2,078,214 km (0.095 R)
• M7: 2,814,385 km (0.086 R)
• M8: 4,126,807 km (0.077 R)
• M9: 4,875,993 km (0.089 R)
• M10: 5,551,876 km (0.034 R)
• M11: 6,068,438 km (0.079 R)
• M12: 6,902,745 km (0.12 R)
• M13: 7,584,163 km (0.073 R)
• M14: 8,581,831 km (0.064 R)
• M15: 9,112,306 km (0.092 R)
• M16: 11,604,606 km (0.063 R)
• M17: 13,539,954 km (0.079 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 503 - 19,299 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit