🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 597.7

Radius: 10.3

Gravity: 5.63 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.22 AU - 1.42 AU

Year: 1047 Days

Day: 13.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 31,703,886 km

• M1: 128,205 km (0.084 R)
• M2: 766,240 km (0.085 R)
• M3: 1,105,827 km (0.102 R)
• M4: 1,437,336 km (0.071 R)
• M5: 1,930,411 km (0.081 R)
• M6: 2,925,237 km (0.097 R)
• M7: 4,400,122 km (0.085 R)
• M8: 5,466,755 km (0.104 R)
• M9: 5,955,491 km (0.064 R)
• M10: 6,927,279 km (0.106 R)
• M11: 7,823,669 km (0.092 R)
• M12: 8,365,812 km (0.115 R)
• M13: 8,960,314 km (0.111 R)
• M14: 9,728,350 km (0.114 R)
• M15: 10,143,633 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 209.3

Radius: 9.9

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 2.45 AU - 2.65 AU

Year: 2811 Days

Day: 7.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 31,703,886 km

• M1: 123,119 km (0.105 R)
• M2: 774,468 km (0.083 R)
• M3: 1,718,730 km (0.071 R)
• M4: 2,599,413 km (0.074 R)
• M5: 3,000,634 km (0.092 R)
• M6: 3,442,995 km (0.112 R)
• M7: 4,070,408 km (0.045 R)
• M8: 4,852,656 km (0.104 R)
• M9: 5,619,345 km (0.066 R)
• M10: 6,150,118 km (0.092 R)
• M11: 6,790,098 km (0.083 R)
• M12: 7,338,972 km (0.098 R)
• M13: 8,289,966 km (0.108 R)
• M14: 9,479,568 km (0.088 R)
• M15: 12,043,975 km (0.065 R)
• M16: 12,576,543 km (0.082 R)
• M17: 12,887,857 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 73.6

Radius: 14.3

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 2.93 AU - 3.03 AU

Year: 3551 Days

Day: 5.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 31,703,886 km

• M1: 177,872 km (0.116 R)
• M2: 676,930 km (0.116 R)
• M3: 1,353,262 km (0.115 R)
• M4: 3,154,421 km (0.055 R)
• M5: 3,606,655 km (0.103 R)
• M6: 4,136,232 km (0.12 R)
• M7: 4,608,063 km (0.094 R)
• M8: 5,577,757 km (0.066 R)
• M9: 6,357,461 km (0.094 R)
• M10: 6,916,807 km (0.102 R)
• M11: 8,081,277 km (0.11 R)
• M12: 9,023,145 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 450.1

Radius: 11.9

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 2.84 AU - 3.38 AU

Year: 3786 Days

Day: 12.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 31,703,886 km

• M1: 147,952 km (0.075 R)
• M2: 665,411 km (0.059 R)
• M3: 1,084,585 km (0.098 R)
• M4: 1,930,860 km (0.114 R)
• M5: 2,368,134 km (0.107 R)
• M6: 3,228,771 km (0.096 R)
• M7: 3,791,109 km (0.115 R)
• M8: 4,756,614 km (0.094 R)
• M9: 7,867,502 km (0.108 R)
• M10: 10,746,064 km (0.103 R)
• M11: 12,046,817 km (0.104 R)
• M12: 14,021,060 km (0.116 R)
• M13: 15,780,481 km (0.076 R)
• M14: 17,682,618 km (0.111 R)
• M15: 21,484,349 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 569.5

Radius: 8.7

Gravity: 7.52 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 2.93 AU - 3.51 AU

Year: 3988 Days

Day: 13.2 Hours

Environment

Temp: -217 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 31,703,886 km

• M1: 109,356 km (0.079 R)
• M2: 444,306 km (0.116 R)
• M3: 784,491 km (0.066 R)
• M4: 1,150,557 km (0.107 R)
• M5: 1,474,137 km (0.061 R)
• M6: 2,151,217 km (0.061 R)
• M7: 2,664,787 km (0.1 R)
• M8: 3,021,428 km (0.052 R)
• M9: 3,526,770 km (0.075 R)
• M10: 5,333,613 km (0.045 R)
• M11: 5,763,557 km (0.093 R)
• M12: 6,846,945 km (0.118 R)
• M13: 7,290,353 km (0.07 R)
• M14: 8,376,284 km (0.116 R)
• M15: 10,365,188 km (0.076 R)
• M16: 11,645,895 km (0.095 R)
• M17: 12,463,298 km (0.046 R)
• M18: 12,838,639 km (0.109 R)
• M19: 14,262,661 km (0.116 R)
• M20: 15,572,540 km (0.103 R)
• M21: 17,597,048 km (0.088 R)
• M22: 19,664,491 km (0.106 R)
• M23: 21,085,371 km (0.026 R)
• M24: 23,698,995 km (0.09 R)
• M25: 24,130,436 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 411.1

Radius: 11.5

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 4.55 AU - 4.77 AU

Year: 6944 Days

Day: 7.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 31,703,886 km

• M1: 143,016 km (0.063 R)
• M2: 678,726 km (0.104 R)
• M3: 1,092,364 km (0.032 R)
• M4: 1,930,112 km (0.059 R)
• M5: 2,366,339 km (0.094 R)
• M6: 2,849,839 km (0.086 R)
• M7: 3,788,267 km (0.117 R)
• M8: 4,529,674 km (0.076 R)
• M9: 6,111,821 km (0.12 R)
• M10: 6,526,506 km (0.089 R)
• M11: 7,556,188 km (0.082 R)
• M12: 12,471,226 km (0.098 R)
• M13: 16,545,824 km (0.029 R)
• M14: 21,724,304 km (0.094 R)
• M15: 26,608,824 km (0.096 R)
• M16: 28,947,786 km (0.062 R)
• M17: 30,304,789 km (0.051 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: 257 - 17,222 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit