🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.66 AU - 0.68 AU

Year: 252 Days

Day: 27.5 Hours

Environment

Temp: -27 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.67 AU - 0.83 AU

Year: 299 Days

Day: 24.1 Hours

Environment

Temp: -50 °C

Axial Tilt: 18 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.08 AU - 1.52 AU

Year: 682 Days

Day: 44.4 Hours

Environment

Temp: -99 °C

Axial Tilt: 37.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.96 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 212.4

Radius: 8.1

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 3.82 AU - 5.4 AU

Year: 4555 Days

Day: 7.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 77 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 44,726,001 km

• M1: 101,727 km (0.061 R)
• M2: 361,578 km (0.041 R)
• M3: 703,559 km (0.114 R)
• M4: 969,993 km (0.103 R)
• M5: 2,084,347 km (0.093 R)
• M6: 2,362,300 km (0.082 R)
• M7: 2,896,963 km (0.096 R)
• M8: 3,176,412 km (0.108 R)
• M9: 3,455,860 km (0.09 R)
• M10: 3,984,838 km (0.101 R)
• M11: 4,394,737 km (0.106 R)
• M12: 5,275,120 km (0.103 R)
• M13: 6,431,661 km (0.104 R)
• M14: 6,766,760 km (0.083 R)
• M15: 7,202,090 km (0.11 R)
• M16: 7,874,084 km (0.074 R)
• M17: 8,587,217 km (0.109 R)
• M18: 9,845,933 km (0.083 R)
• M19: 12,681,561 km (0.107 R)
• M20: 14,308,887 km (0.107 R)
• M21: 15,026,358 km (0.117 R)
• M22: 16,070,701 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 26.2

Radius: 13.4

Gravity: 0.15 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 6.64 AU - 6.9 AU

Year: 8106 Days

Day: 8.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 44,726,001 km

• M1: 166,652 km (0.09 R)
• M2: 621,280 km (0.077 R)
• M3: 1,490,743 km (0.045 R)
• M4: 2,174,255 km (0.046 R)
• M5: 2,749,459 km (0.029 R)
• M6: 3,315,687 km (0.106 R)
• M7: 4,173,332 km (0.06 R)
• M8: 4,864,324 km (0.088 R)
• M9: 8,418,919 km (0.113 R)
• M10: 10,552,484 km (0.106 R)
• M11: 13,587,376 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 418.8

Radius: 9.4

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 6.78 AU - 7.42 AU

Year: 8706 Days

Day: 13.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 44,726,001 km

• M1: 135,087 km (0.114 R)
• M2: 454,478 km (0.102 R)
• M3: 1,135,298 km (0.102 R)
• M4: 1,433,596 km (0.113 R)
• M5: 1,771,089 km (0.116 R)
• M6: 2,327,144 km (0.1 R)
• M7: 2,975,352 km (0.062 R)
• M8: 5,528,689 km (0.095 R)
• M9: 6,785,759 km (0.086 R)
• M10: 7,595,533 km (0.11 R)
• M11: 8,063,624 km (0.041 R)
• M12: 9,900,836 km (0.118 R)
• M13: 10,318,064 km (0.099 R)
• M14: 11,845,907 km (0.07 R)
• M15: 15,966,581 km (0.071 R)
• M16: 16,540,887 km (0.034 R)
• M17: 17,195,228 km (0.079 R)
• M18: 20,059,429 km (0.116 R)
• M19: 24,972,223 km (0.111 R)
• M20: 26,981,771 km (0.027 R)
• M21: 30,729,647 km (0.108 R)
• M22: 31,718,189 km (0.11 R)
• M23: 32,625,800 km (0.117 R)
• M24: 33,550,763 km (0.066 R)
• M25: 35,024,003 km (0.101 R)
• M26: 35,668,321 km (0.092 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 115.1

Radius: 7

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 10.28 AU - 16.74 AU

Year: 22851 Days

Day: 20.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 44,726,001 km

• M1: 88,113 km (0.085 R)
• M2: 345,421 km (0.057 R)
• M3: 574,755 km (0.056 R)
• M4: 828,772 km (0.091 R)
• M5: 1,361,191 km (0.083 R)
• M6: 1,616,106 km (0.06 R)
• M7: 2,867,043 km (0.057 R)
• M8: 3,174,916 km (0.038 R)
• M9: 4,344,621 km (0.109 R)
• M10: 5,608,574 km (0.073 R)
• M11: 10,229,353 km (0.067 R)
• M12: 12,607,061 km (0.086 R)
• M13: 21,821,841 km (0.109 R)
• M14: 25,063,926 km (0.091 R)
• M15: 28,513,354 km (0.119 R)
• M16: 40,355,821 km (0.117 R)
• M17: 42,147,255 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 70.3

Radius: 4.6

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 13.13 AU - 17.91 AU

Year: 28136 Days

Day: 19 Hours

Environment

Temp: -209 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 44,726,001 km

• M1: 288,425 km (0.104 R)
• M2: 879,037 km (0.104 R)
• M3: 3,024,570 km (0.062 R)
• M4: 3,534,848 km (0.1 R)
• M5: 7,611,240 km (0.105 R)
• M6: 8,727,689 km (0.057 R)
• M7: 8,954,181 km (0.085 R)
• M8: 11,712,017 km (0.12 R)
• M9: 12,043,526 km (0.115 R)
• M10: 14,164,525 km (0.104 R)
• M11: 18,379,146 km (0.083 R)
• M12: 19,588,495 km (0.103 R)
• M13: 20,689,236 km (0.04 R)
• M14: 23,013,538 km (0.048 R)
• M15: 39,948,915 km (0.099 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: 455 - 13,944 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit