🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 776.5

Radius: 10.8

Gravity: 6.66 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.32 AU - 1.46 AU

Year: 1131 Days

Day: 6.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 42,044,226 km

• M1: 134,339 km (0.042 R)
• M2: 545,883 km (0.026 R)
• M3: 1,244,505 km (0.031 R)
• M4: 1,787,395 km (0.079 R)
• M5: 2,495,442 km (0.095 R)
• M6: 2,928,528 km (0.081 R)
• M7: 3,486,827 km (0.088 R)
• M8: 6,252,593 km (0.094 R)
• M9: 6,693,906 km (0.075 R)
• M10: 7,131,031 km (0.111 R)
• M11: 7,955,465 km (0.066 R)
• M12: 8,586,319 km (0.1 R)
• M13: 9,429,004 km (0.098 R)
• M14: 10,294,129 km (0.099 R)
• M15: 10,648,077 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 253.7

Radius: 14.9

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.85 AU - 2.43 AU

Year: 2161 Days

Day: 6.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 42,044,226 km

• M1: 185,801 km (0.107 R)
• M2: 1,268,590 km (0.101 R)
• M3: 1,882,390 km (0.052 R)
• M4: 2,375,913 km (0.118 R)
• M5: 3,792,306 km (0.081 R)
• M6: 4,819,146 km (0.102 R)
• M7: 5,891,015 km (0.119 R)
• M8: 7,116,670 km (0.099 R)
• M9: 7,897,571 km (0.116 R)
• M10: 10,786,904 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.1

Radius: 14.2

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 2.05 AU - 2.69 AU

Year: 2518 Days

Day: 12.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 42,044,226 km

• M1: 176,525 km (0.12 R)
• M2: 1,384,678 km (0.106 R)
• M3: 2,490,954 km (0.097 R)
• M4: 3,218,598 km (0.029 R)
• M5: 3,930,385 km (0.113 R)
• M6: 4,468,788 km (0.117 R)
• M7: 5,193,739 km (0.117 R)
• M8: 6,548,647 km (0.068 R)
• M9: 7,221,837 km (0.065 R)
• M10: 8,065,270 km (0.059 R)
• M11: 12,484,989 km (0.081 R)
• M12: 13,477,721 km (0.112 R)
• M13: 14,337,161 km (0.099 R)
• M14: 16,165,247 km (0.074 R)
• M15: 17,449,993 km (0.052 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 316.1

Radius: 11.7

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 2.75 AU - 4.33 AU

Year: 4597 Days

Day: 7.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 42,044,226 km

• M1: 146,606 km (0.028 R)
• M2: 884,123 km (0.057 R)
• M3: 1,348,176 km (0.107 R)
• M4: 1,804,450 km (0.034 R)
• M5: 2,251,298 km (0.067 R)
• M6: 3,299,082 km (0.061 R)
• M7: 5,864,536 km (0.113 R)
• M8: 7,471,965 km (0.117 R)
• M9: 9,135,942 km (0.068 R)
• M10: 14,331,626 km (0.086 R)
• M11: 16,231,070 km (0.091 R)
• M12: 19,903,698 km (0.095 R)
• M13: 20,775,255 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 982.3

Radius: 14.1

Gravity: 4.94 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 3.29 AU - 4.67 AU

Year: 5481 Days

Day: 11.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 42,044,226 km

• M1: 175,478 km (0.084 R)
• M2: 772,673 km (0.097 R)
• M3: 1,733,241 km (0.101 R)
• M4: 2,921,347 km (0.063 R)
• M5: 4,544,634 km (0.06 R)
• M6: 5,010,481 km (0.03 R)
• M7: 5,911,210 km (0.097 R)
• M8: 6,400,694 km (0.082 R)
• M9: 9,530,731 km (0.09 R)
• M10: 11,402,948 km (0.042 R)
• M11: 13,454,085 km (0.099 R)
• M12: 14,421,235 km (0.073 R)
• M13: 16,240,345 km (0.094 R)
• M14: 19,893,226 km (0.114 R)
• M15: 20,699,409 km (0.108 R)
• M16: 21,988,194 km (0.07 R)
• M17: 25,486,092 km (0.103 R)
• M18: 27,591,831 km (0.116 R)
• M19: 29,058,638 km (0.105 R)
• M20: 30,001,404 km (0.103 R)
• M21: 31,749,754 km (0.084 R)
• M22: 32,648,987 km (0.083 R)
• M23: 34,498,316 km (0.078 R)
• M24: 35,024,153 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.4

Radius: 9

Gravity: 9.41 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 4.55 AU - 5.51 AU

Year: 7787 Days

Day: 5.6 Hours

Environment

Temp: -220 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 42,044,226 km

• M1: 111,899 km (0.107 R)
• M2: 534,513 km (0.067 R)
• M3: 1,221,616 km (0.102 R)
• M4: 1,632,562 km (0.087 R)
• M5: 2,815,731 km (0.096 R)
• M6: 3,611,293 km (0.077 R)
• M7: 4,925,360 km (0.089 R)
• M8: 6,249,301 km (0.107 R)
• M9: 6,605,344 km (0.073 R)
• M10: 7,126,543 km (0.109 R)
• M11: 8,944,756 km (0.063 R)
• M12: 9,913,402 km (0.082 R)
• M13: 10,447,915 km (0.076 R)
• M14: 16,025,373 km (0.117 R)
• M15: 17,035,158 km (0.046 R)
• M16: 19,555,284 km (0.087 R)
• M17: 21,260,849 km (0.095 R)
• M18: 27,534,535 km (0.062 R)
• M19: 30,274,869 km (0.09 R)
• M20: 30,578,852 km (0.087 R)
• M21: 31,919,698 km (0.097 R)
• M22: 33,840,534 km (0.095 R)
• M23: 37,095,186 km (0.07 R)
• M24: 40,430,021 km (0.088 R)
• M25: 41,793,157 km (0.048 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 231 - 11,378 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit