🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.5

Radius: 13.1

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.96 AU - 1.06 AU

Year: 655 Days

Day: 14.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 55,751,823 km

• M1: 162,912 km (0.112 R)
• M2: 717,172 km (0.038 R)
• M3: 1,159,683 km (0.099 R)
• M4: 1,900,791 km (0.078 R)
• M5: 3,852,444 km (0.101 R)
• M6: 4,501,250 km (0.1 R)
• M7: 4,945,257 km (0.106 R)
• M8: 5,675,743 km (0.08 R)
• M9: 6,254,837 km (0.109 R)
• M10: 7,877,076 km (0.08 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 648.5

Radius: 8.9

Gravity: 8.19 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.44 AU - 1.62 AU

Year: 1222 Days

Day: 8.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 55,751,823 km

• M1: 110,702 km (0.08 R)
• M2: 490,382 km (0.07 R)
• M3: 781,200 km (0.117 R)
• M4: 1,302,549 km (0.093 R)
• M5: 1,800,410 km (0.096 R)
• M6: 2,148,225 km (0.064 R)
• M7: 2,614,971 km (0.08 R)
• M8: 3,307,011 km (0.09 R)
• M9: 4,081,927 km (0.055 R)
• M10: 4,876,292 km (0.117 R)
• M11: 5,748,897 km (0.08 R)
• M12: 6,509,602 km (0.118 R)
• M13: 7,036,635 km (0.118 R)
• M14: 8,675,779 km (0.093 R)
• M15: 9,136,989 km (0.116 R)
• M16: 10,362,196 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 545.2

Radius: 14.1

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 3.73 AU - 5.65 AU

Year: 6558 Days

Day: 13.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 55,751,823 km

• M1: 179,966 km (0.087 R)
• M2: 702,811 km (0.109 R)
• M3: 1,217,876 km (0.086 R)
• M4: 1,810,733 km (0.087 R)
• M5: 2,628,883 km (0.051 R)
• M6: 3,276,044 km (0.068 R)
• M7: 3,910,488 km (0.07 R)
• M8: 4,731,332 km (0.058 R)
• M9: 6,853,078 km (0.087 R)
• M10: 7,416,165 km (0.108 R)
• M11: 9,940,180 km (0.106 R)
• M12: 13,150,999 km (0.08 R)
• M13: 13,912,004 km (0.056 R)
• M14: 18,836,616 km (0.09 R)
• M15: 19,316,376 km (0.111 R)
• M16: 20,300,132 km (0.079 R)
• M17: 22,597,357 km (0.091 R)
• M18: 25,560,143 km (0.117 R)
• M19: 29,593,600 km (0.107 R)
• M20: 31,090,776 km (0.052 R)
• M21: 32,637,917 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 205.1

Radius: 11.1

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 4.58 AU - 7.2 AU

Year: 9230 Days

Day: 12.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 55,751,823 km

• M1: 138,079 km (0.1 R)
• M2: 1,048,232 km (0.107 R)
• M3: 2,444,579 km (0.109 R)
• M4: 3,045,214 km (0.098 R)
• M5: 3,966,139 km (0.039 R)
• M6: 5,172,646 km (0.075 R)
• M7: 6,196,194 km (0.115 R)
• M8: 6,939,247 km (0.065 R)
• M9: 9,077,150 km (0.05 R)
• M10: 11,385,595 km (0.098 R)
• M11: 12,104,413 km (0.078 R)
• M12: 18,395,601 km (0.092 R)
• M13: 18,787,398 km (0.107 R)
• M14: 22,197,781 km (0.098 R)
• M15: 22,941,432 km (0.069 R)
• M16: 27,841,361 km (0.067 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 741.6

Radius: 3.1

Gravity: 77.17 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 8.02 AU - 9.49 AU

Year: 16712 Days

Day: 22.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 55,751,823 km

• M1: 38,596 km (0.067 R)
• M2: 194,328 km (0.076 R)
• M3: 484,248 km (0.112 R)
• M4: 2,957,999 km (0.104 R)
• M5: 3,900,016 km (0.071 R)
• M6: 4,022,687 km (0.112 R)
• M7: 4,472,079 km (0.104 R)
• M8: 4,989,837 km (0.097 R)
• M9: 8,188,539 km (0.109 R)
• M10: 8,389,748 km (0.029 R)
• M11: 10,293,530 km (0.068 R)
• M12: 11,252,453 km (0.087 R)
• M13: 15,378,960 km (0.113 R)
• M14: 23,697,799 km (0.051 R)
• M15: 25,359,981 km (0.062 R)
• M16: 25,894,943 km (0.113 R)
• M17: 29,263,438 km (0.106 R)
• M18: 34,063,734 km (0.062 R)
• M19: 36,041,418 km (0.092 R)
• M20: 37,955,224 km (0.119 R)
• M21: 40,804,914 km (0.088 R)
• M22: 46,765,641 km (0.114 R)
• M23: 51,556,064 km (0.078 R)
• M24: 55,400,729 km (0.079 R)
• M25: 62,484,039 km (0.062 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 328.8

Radius: 3.8

Gravity: 22.77 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 8.02 AU - 10.44 AU

Year: 18106 Days

Day: 22.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 55,751,823 km

• M1: 51,761 km (0.041 R)
• M2: 5,398,838 km (0.114 R)
• M3: 6,017,275 km (0.057 R)
• M4: 8,387,354 km (0.114 R)
• M5: 14,310,233 km (0.105 R)
• M6: 17,951,744 km (0.113 R)
• M7: 21,451,138 km (0.112 R)
• M8: 25,182,109 km (0.113 R)
• M9: 28,036,586 km (0.086 R)
• M10: 28,890,042 km (0.084 R)
• M11: 35,108,975 km (0.083 R)
• M12: 43,991,947 km (0.11 R)
• M13: 47,355,954 km (0.114 R)
• M14: 49,639,715 km (0.055 R)
• M15: 54,097,283 km (0.119 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: 391 - 19,006 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit