🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.49 AU - 0.53 AU

Year: 132 Days

Day: 33.4 Hours

Environment

Temp: 248 °C

Axial Tilt: 8.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.04 AU - 1.64 AU

Year: 561 Days

Day: 14.8 Hours

Environment

Temp: -11 °C

Axial Tilt: 41.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.3 AU - 1.84 AU

Year: 711 Days

Day: 47.5 Hours

Environment

Temp: -39 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,250,603 km

• M1: 34,258 km (0.092 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.62 AU - 1.68 AU

Year: 767 Days

Day: 45.4 Hours

Environment

Temp: -39 °C

Axial Tilt: 31.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,250,603 km

• M1: 17,503 km (0.094 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.49 AU - 2.19 AU

Year: 903 Days

Day: 19 Hours

Environment

Temp: -50 °C

Axial Tilt: 46.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 2.03 AU - 2.77 AU

Year: 1345 Days

Day: 35.6 Hours

Environment

Temp: -86 °C

Axial Tilt: 48.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,250,603 km

• M1: 27,077 km (0.071 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 220.4

Radius: 12.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 5.7 AU - 6.08 AU

Year: 5170 Days

Day: 12.3 Hours

Environment

Temp: -147 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 40,250,603 km

• M1: 167,998 km (0.029 R)
• M2: 586,424 km (0.077 R)
• M3: 1,404,724 km (0.061 R)
• M4: 1,840,353 km (0.052 R)
• M5: 2,353,175 km (0.113 R)
• M6: 2,799,724 km (0.096 R)
• M7: 3,539,635 km (0.055 R)
• M8: 4,277,302 km (0.103 R)
• M9: 6,195,895 km (0.107 R)
• M10: 7,238,592 km (0.103 R)
• M11: 9,486,151 km (0.107 R)
• M12: 12,873,196 km (0.106 R)
• M13: 14,274,180 km (0.091 R)
• M14: 14,713,699 km (0.088 R)
• M15: 15,313,885 km (0.093 R)
• M16: 18,333,069 km (0.054 R)
• M17: 20,533,056 km (0.114 R)
• M18: 21,093,898 km (0.083 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 765.5

Radius: 9.4

Gravity: 8.66 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 6.64 AU - 9.38 AU

Year: 8199 Days

Day: 10.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 40,250,603 km

• M1: 118,033 km (0.085 R)
• M2: 507,885 km (0.071 R)
• M3: 1,091,466 km (0.097 R)
• M4: 1,996,084 km (0.04 R)
• M5: 2,635,615 km (0.117 R)
• M6: 3,290,704 km (0.099 R)
• M7: 3,718,554 km (0.098 R)
• M8: 5,013,324 km (0.085 R)
• M9: 6,696,898 km (0.12 R)
• M10: 12,838,639 km (0.072 R)
• M11: 14,894,712 km (0.119 R)
• M12: 16,000,988 km (0.043 R)
• M13: 17,869,316 km (0.042 R)
• M14: 19,268,206 km (0.092 R)
• M15: 20,266,472 km (0.069 R)
• M16: 20,659,616 km (0.102 R)
• M17: 21,869,264 km (0.099 R)
• M18: 22,785,850 km (0.114 R)
• M19: 23,125,437 km (0.101 R)
• M20: 24,517,745 km (0.067 R)
• M21: 26,992,841 km (0.081 R)
• M22: 28,047,207 km (0.04 R)
• M23: 30,545,641 km (0.113 R)
• M24: 31,690,514 km (0.081 R)
• M25: 32,220,240 km (0.034 R)
• M26: 35,980,382 km (0.042 R)
• M27: 40,642,301 km (0.09 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 477.5

Radius: 15

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 8.23 AU - 9.09 AU

Year: 9217 Days

Day: 6.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 40,250,603 km

• M1: 186,698 km (0.039 R)
• M2: 843,134 km (0.099 R)
• M3: 1,462,768 km (0.059 R)
• M4: 2,927,630 km (0.099 R)
• M5: 3,461,695 km (0.097 R)
• M6: 4,645,014 km (0.109 R)
• M7: 6,355,965 km (0.104 R)
• M8: 6,998,637 km (0.047 R)
• M9: 7,528,363 km (0.063 R)
• M10: 8,248,677 km (0.067 R)
• M11: 8,970,786 km (0.083 R)
• M12: 13,007,535 km (0.085 R)
• M13: 13,928,459 km (0.095 R)
• M14: 17,773,723 km (0.079 R)
• M15: 19,790,003 km (0.093 R)
• M16: 20,317,186 km (0.04 R)
• M17: 33,675,977 km (0.085 R)
• M18: 38,241,853 km (0.068 R)
• M19: 39,296,668 km (0.08 R)

Kuiper Belt

Range: 30.3 - 52.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 447 - 13,050 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit