🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.1 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 896.5

Radius: 11.2

Gravity: 7.15 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.71 AU - 2.67 AU

Year: 2093 Days

Day: 11.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 69,581,826 km

• M1: 139,276 km (0.05 R)
• M2: 572,810 km (0.1 R)
• M3: 1,060,799 km (0.052 R)
• M4: 1,431,352 km (0.062 R)
• M5: 1,995,336 km (0.065 R)
• M6: 2,763,073 km (0.118 R)
• M7: 3,500,291 km (0.081 R)
• M8: 3,925,299 km (0.105 R)
• M9: 4,343,425 km (0.101 R)
• M10: 5,222,761 km (0.11 R)
• M11: 7,303,518 km (0.096 R)
• M12: 8,032,658 km (0.06 R)
• M13: 10,702,381 km (0.107 R)
• M14: 13,465,304 km (0.107 R)
• M15: 14,987,313 km (0.102 R)
• M16: 17,454,481 km (0.111 R)
• M17: 17,881,583 km (0.063 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 884.8

Radius: 14.2

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 2.19 AU - 2.53 AU

Year: 2341 Days

Day: 11.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 69,581,826 km

• M1: 176,825 km (0.093 R)
• M2: 767,736 km (0.049 R)
• M3: 1,760,917 km (0.033 R)
• M4: 2,256,085 km (0.074 R)
• M5: 2,829,644 km (0.065 R)
• M6: 3,288,161 km (0.063 R)
• M7: 3,912,433 km (0.119 R)
• M8: 4,400,122 km (0.076 R)
• M9: 4,974,279 km (0.106 R)
• M10: 6,576,173 km (0.117 R)
• M11: 7,915,822 km (0.082 R)
• M12: 8,566,872 km (0.059 R)
• M13: 9,323,837 km (0.119 R)
• M14: 11,658,312 km (0.101 R)
• M15: 12,459,109 km (0.045 R)
• M16: 15,181,342 km (0.066 R)
• M17: 16,136,674 km (0.037 R)
• M18: 17,780,904 km (0.054 R)
• M19: 19,013,889 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 493.1

Radius: 13.6

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.97 AU - 3.09 AU

Year: 2598 Days

Day: 6.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 69,581,826 km

• M1: 169,195 km (0.063 R)
• M2: 747,541 km (0.111 R)
• M3: 1,398,291 km (0.119 R)
• M4: 2,121,148 km (0.062 R)
• M5: 2,633,072 km (0.116 R)
• M6: 3,566,563 km (0.086 R)
• M7: 5,059,400 km (0.065 R)
• M8: 5,544,247 km (0.082 R)
• M9: 6,239,129 km (0.04 R)
• M10: 7,924,648 km (0.109 R)
• M11: 9,375,299 km (0.058 R)
• M12: 10,290,688 km (0.072 R)
• M13: 10,807,698 km (0.102 R)
• M14: 12,340,328 km (0.091 R)
• M15: 13,352,807 km (0.111 R)
• M16: 14,283,605 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 658.5

Radius: 10

Gravity: 6.59 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 2.56 AU - 2.72 AU

Year: 2770 Days

Day: 13.6 Hours

Environment

Temp: -206 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 69,581,826 km

• M1: 124,914 km (0.089 R)
• M2: 548,875 km (0.035 R)
• M3: 1,095,804 km (0.082 R)
• M4: 1,583,344 km (0.048 R)
• M5: 1,993,691 km (0.094 R)
• M6: 2,606,444 km (0.069 R)
• M7: 3,520,935 km (0.11 R)
• M8: 4,103,170 km (0.095 R)
• M9: 5,559,805 km (0.117 R)
• M10: 6,159,393 km (0.076 R)
• M11: 8,755,664 km (0.075 R)
• M12: 10,010,790 km (0.109 R)
• M13: 11,921,903 km (0.099 R)
• M14: 13,323,934 km (0.09 R)
• M15: 14,254,284 km (0.101 R)
• M16: 15,377,016 km (0.102 R)
• M17: 16,037,191 km (0.12 R)
• M18: 19,565,756 km (0.111 R)
• M19: 19,921,051 km (0.057 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 397.7

Radius: 8.2

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 2.32 AU - 3.58 AU

Year: 3272 Days

Day: 13.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 69,581,826 km

• M1: 103,073 km (0.045 R)
• M2: 461,360 km (0.106 R)
• M3: 918,531 km (0.112 R)
• M4: 1,292,526 km (0.084 R)
• M5: 2,037,523 km (0.094 R)
• M6: 4,982,806 km (0.117 R)
• M7: 5,408,412 km (0.109 R)
• M8: 5,858,103 km (0.099 R)
• M9: 6,171,511 km (0.109 R)
• M10: 8,196,617 km (0.096 R)
• M11: 8,824,030 km (0.086 R)
• M12: 10,137,350 km (0.113 R)
• M13: 13,102,530 km (0.114 R)
• M14: 13,868,022 km (0.077 R)
• M15: 14,191,752 km (0.064 R)
• M16: 15,144,540 km (0.038 R)
• M17: 17,875,001 km (0.096 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 807

Radius: 5.4

Gravity: 27.67 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 6.64 AU - 10.44 AU

Year: 16114 Days

Day: 20.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 69,581,826 km

• M1: 67,469 km (0.044 R)
• M2: 253,868 km (0.089 R)
• M3: 479,312 km (0.092 R)
• M4: 880,234 km (0.114 R)
• M5: 1,052,421 km (0.117 R)
• M6: 1,303,147 km (0.116 R)
• M7: 2,775,340 km (0.107 R)
• M8: 3,475,308 km (0.104 R)
• M9: 4,034,056 km (0.114 R)
• M10: 4,351,353 km (0.107 R)
• M11: 6,966,623 km (0.112 R)
• M12: 8,447,343 km (0.039 R)
• M13: 11,382,154 km (0.088 R)
• M14: 20,881,170 km (0.108 R)
• M15: 27,220,829 km (0.062 R)
• M16: 28,926,992 km (0.086 R)
• M17: 30,703,018 km (0.119 R)
• M18: 36,465,528 km (0.063 R)
• M19: 37,976,167 km (0.064 R)
• M20: 45,370,790 km (0.064 R)
• M21: 49,072,889 km (0.113 R)
• M22: 52,971,260 km (0.093 R)
• M23: 55,981,767 km (0.111 R)
• M24: 60,994,493 km (0.079 R)
• M25: 61,185,679 km (0.052 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 462 - 16,436 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit