🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.68 AU - 1.74 AU

Year: 817 Days

Day: 23.6 Hours

Environment

Temp: -45 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 2.18 AU - 3.56 AU

Year: 1776 Days

Day: 29 Hours

Environment

Temp: -89 °C

Axial Tilt: 63.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 41,603,623 km

• M1: 71,657 km (0.12 R)
• M2: 1,031,777 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 3.77 AU - 5.55 AU

Year: 3674 Days

Day: 45 Hours

Environment

Temp: -135 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 532

Radius: 14.6

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 4.22 AU - 5.48 AU

Year: 3901 Days

Day: 5.8 Hours

Environment

Temp: -130 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 41,603,623 km

• M1: 181,612 km (0.074 R)
• M2: 635,941 km (0.082 R)
• M3: 1,566,140 km (0.104 R)
• M4: 3,939,361 km (0.073 R)
• M5: 4,665,658 km (0.061 R)
• M6: 5,479,770 km (0.094 R)
• M7: 6,801,318 km (0.073 R)
• M8: 7,618,720 km (0.107 R)
• M9: 9,525,794 km (0.041 R)
• M10: 12,724,944 km (0.069 R)
• M11: 18,063,195 km (0.096 R)
• M12: 20,512,411 km (0.043 R)
• M13: 22,421,280 km (0.075 R)
• M14: 23,244,966 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.9

Radius: 11.1

Gravity: 7.33 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 4.78 AU - 5.94 AU

Year: 4532 Days

Day: 12.3 Hours

Environment

Temp: -136 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 41,603,623 km

• M1: 138,228 km (0.119 R)
• M2: 759,359 km (0.091 R)
• M3: 1,197,830 km (0.097 R)
• M4: 1,766,152 km (0.117 R)
• M5: 2,143,588 km (0.118 R)
• M6: 2,767,860 km (0.097 R)
• M7: 4,354,944 km (0.113 R)
• M8: 5,946,216 km (0.072 R)
• M9: 8,853,352 km (0.084 R)
• M10: 9,632,756 km (0.084 R)
• M11: 12,000,442 km (0.094 R)
• M12: 13,797,561 km (0.088 R)
• M13: 14,732,398 km (0.055 R)
• M14: 16,123,210 km (0.035 R)
• M15: 17,726,749 km (0.109 R)
• M16: 20,258,095 km (0.102 R)
• M17: 21,392,645 km (0.116 R)
• M18: 30,825,539 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 604.2

Radius: 12.9

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 7.47 AU - 8.55 AU

Year: 8280 Days

Day: 14.7 Hours

Environment

Temp: -156 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 41,603,623 km

• M1: 160,369 km (0.079 R)
• M2: 578,645 km (0.089 R)
• M3: 1,018,462 km (0.103 R)
• M4: 1,747,303 km (0.054 R)
• M5: 2,592,382 km (0.113 R)
• M6: 4,298,844 km (0.109 R)
• M7: 5,903,132 km (0.104 R)
• M8: 7,099,915 km (0.112 R)
• M9: 8,078,734 km (0.077 R)
• M10: 9,234,677 km (0.066 R)
• M11: 10,304,002 km (0.118 R)
• M12: 12,141,064 km (0.047 R)
• M13: 13,890,312 km (0.115 R)
• M14: 16,653,833 km (0.082 R)
• M15: 17,883,528 km (0.106 R)
• M16: 22,748,600 km (0.084 R)
• M17: 24,867,654 km (0.119 R)
• M18: 25,395,136 km (0.064 R)
• M19: 26,838,606 km (0.117 R)
• M20: 31,701,734 km (0.065 R)
• M21: 32,845,409 km (0.114 R)
• M22: 33,908,901 km (0.112 R)
• M23: 39,573,125 km (0.108 R)
• M24: 40,534,291 km (0.042 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 529

Radius: 14.8

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 9.81 AU - 11.09 AU

Year: 12339 Days

Day: 8 Hours

Environment

Temp: -172 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 41,603,623 km

• M1: 185,801 km (0.108 R)
• M2: 657,632 km (0.079 R)
• M3: 1,882,689 km (0.1 R)
• M4: 3,839,130 km (0.104 R)
• M5: 5,863,788 km (0.116 R)
• M6: 6,753,147 km (0.108 R)
• M7: 8,479,207 km (0.119 R)
• M8: 13,522,002 km (0.109 R)
• M9: 20,198,555 km (0.118 R)
• M10: 22,839,257 km (0.087 R)
• M11: 24,381,311 km (0.1 R)
• M12: 30,059,897 km (0.108 R)
• M13: 31,358,706 km (0.094 R)
• M14: 32,021,873 km (0.11 R)
• M15: 33,836,495 km (0.068 R)
• M16: 46,903,271 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 80.6

Radius: 7

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 12.6 AU - 19.58 AU

Year: 23574 Days

Day: 19.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 41,603,623 km

• M1: 87,365 km (0.059 R)
• M2: 559,945 km (0.089 R)
• M3: 2,419,596 km (0.07 R)
• M4: 4,207,739 km (0.113 R)
• M5: 6,198,139 km (0.113 R)
• M6: 7,069,995 km (0.091 R)
• M7: 15,712,564 km (0.114 R)
• M8: 23,061,858 km (0.087 R)
• M9: 26,218,523 km (0.114 R)
• M10: 27,425,778 km (0.097 R)
• M11: 39,042,651 km (0.073 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 290 - 11,929 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit