🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.23 AU - 1.81 AU

Year: 856 Days

Day: 35.5 Hours

Environment

Temp: -115 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.26 AU - 2.06 AU

Year: 976 Days

Day: 19.4 Hours

Environment

Temp: -107 °C

Axial Tilt: 24.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756

Radius: 13.2

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 2.82 AU - 3.26 AU

Year: 2420 Days

Day: 9.7 Hours

Environment

Temp: -149 °C

Axial Tilt: 82.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 43,537,499 km

• M1: 165,455 km (0.116 R)
• M2: 800,947 km (0.054 R)
• M3: 1,286,841 km (0.085 R)
• M4: 2,044,853 km (0.093 R)
• M5: 2,505,465 km (0.081 R)
• M6: 3,406,942 km (0.096 R)
• M7: 3,962,848 km (0.105 R)
• M8: 5,258,066 km (0.067 R)
• M9: 5,798,114 km (0.101 R)
• M10: 6,790,247 km (0.081 R)
• M11: 7,583,415 km (0.1 R)
• M12: 8,503,293 km (0.101 R)
• M13: 9,007,587 km (0.098 R)
• M14: 9,710,996 km (0.111 R)
• M15: 10,299,813 km (0.108 R)
• M16: 11,029,851 km (0.063 R)
• M17: 12,507,878 km (0.113 R)
• M18: 13,250,033 km (0.094 R)
• M19: 14,822,456 km (0.102 R)
• M20: 15,504,772 km (0.038 R)
• M21: 16,361,519 km (0.076 R)
• M22: 16,880,175 km (0.093 R)
• M23: 17,786,888 km (0.061 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 416

Radius: 14.3

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 2.62 AU - 3.88 AU

Year: 2675 Days

Day: 6.6 Hours

Environment

Temp: -162 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 43,537,499 km

• M1: 177,872 km (0.105 R)
• M2: 664,963 km (0.115 R)
• M3: 1,413,251 km (0.111 R)
• M4: 1,942,379 km (0.089 R)
• M5: 2,402,691 km (0.06 R)
• M6: 3,779,441 km (0.081 R)
• M7: 4,569,317 km (0.094 R)
• M8: 5,896,998 km (0.042 R)
• M9: 6,744,620 km (0.118 R)
• M10: 9,990,295 km (0.108 R)
• M11: 10,746,513 km (0.07 R)
• M12: 12,867,661 km (0.05 R)
• M13: 13,982,913 km (0.054 R)
• M14: 14,746,461 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 645.9

Radius: 12.2

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 3.89 AU - 4.25 AU

Year: 3749 Days

Day: 12.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 43,537,499 km

• M1: 151,692 km (0.106 R)
• M2: 656,735 km (0.092 R)
• M3: 1,072,916 km (0.097 R)
• M4: 1,505,403 km (0.082 R)
• M5: 2,069,088 km (0.111 R)
• M6: 2,546,605 km (0.099 R)
• M7: 2,991,509 km (0.09 R)
• M8: 3,645,850 km (0.107 R)
• M9: 5,013,773 km (0.076 R)
• M10: 5,995,883 km (0.058 R)
• M11: 6,668,475 km (0.092 R)
• M12: 7,587,454 km (0.098 R)
• M13: 8,553,258 km (0.095 R)
• M14: 9,216,276 km (0.088 R)
• M15: 10,032,781 km (0.035 R)
• M16: 12,820,538 km (0.097 R)
• M17: 14,239,623 km (0.102 R)
• M18: 20,066,460 km (0.068 R)
• M19: 22,385,077 km (0.047 R)
• M20: 22,869,475 km (0.065 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 365.8

Radius: 11.9

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 3.99 AU - 4.53 AU

Year: 4014 Days

Day: 13.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 43,537,499 km

• M1: 147,952 km (0.051 R)
• M2: 762,052 km (0.103 R)
• M3: 1,229,844 km (0.103 R)
• M4: 1,649,915 km (0.111 R)
• M5: 2,790,599 km (0.093 R)
• M6: 3,759,843 km (0.105 R)
• M7: 4,847,719 km (0.076 R)
• M8: 5,631,013 km (0.058 R)
• M9: 6,189,462 km (0.098 R)
• M10: 6,814,033 km (0.097 R)
• M11: 7,355,877 km (0.098 R)
• M12: 7,861,518 km (0.079 R)
• M13: 8,767,482 km (0.091 R)
• M14: 10,826,847 km (0.1 R)
• M15: 13,144,716 km (0.117 R)
• M16: 13,701,519 km (0.095 R)
• M17: 15,983,635 km (0.108 R)
• M18: 16,779,795 km (0.084 R)
• M19: 18,681,932 km (0.074 R)
• M20: 19,625,146 km (0.118 R)
• M21: 20,169,533 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 470.3

Radius: 10.6

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 7.62 AU - 8.5 AU

Year: 10447 Days

Day: 13.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 43,537,499 km

• M1: 132,693 km (0.12 R)
• M2: 626,217 km (0.072 R)
• M3: 1,212,491 km (0.076 R)
• M4: 2,402,542 km (0.082 R)
• M5: 3,829,257 km (0.107 R)
• M6: 5,083,784 km (0.091 R)
• M7: 5,755,180 km (0.094 R)
• M8: 6,095,216 km (0.086 R)
• M9: 7,235,899 km (0.099 R)
• M10: 9,046,482 km (0.04 R)
• M11: 16,672,832 km (0.114 R)
• M12: 21,695,431 km (0.097 R)
• M13: 29,711,633 km (0.105 R)
• M14: 32,092,034 km (0.063 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 409 - 16,785 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit