🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.66 AU - 0.8 AU

Year: 272 Days

Day: 28.3 Hours

Environment

Temp: 3 °C

Axial Tilt: 8.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.12 AU - 1.26 AU

Year: 567 Days

Day: 35.9 Hours

Environment

Temp: -76 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.99 AU - 2.39 AU

Year: 1415 Days

Day: 25.2 Hours

Environment

Temp: -121 °C

Axial Tilt: 47 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,402,519 km

• M1: 33,360 km (0.08 R)

Asteroid Belt

Center: 2.78 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 145

Radius: 8.8

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 3.19 AU - 3.55 AU

Year: 2701 Days

Day: 9.1 Hours

Environment

Temp: -144 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 31,402,519 km

• M1: 109,954 km (0.048 R)
• M2: 400,922 km (0.069 R)
• M3: 768,634 km (0.118 R)
• M4: 1,715,439 km (0.056 R)
• M5: 4,597,591 km (0.109 R)
• M6: 5,199,124 km (0.099 R)
• M7: 5,614,408 km (0.054 R)
• M8: 5,918,092 km (0.094 R)
• M9: 7,321,170 km (0.05 R)
• M10: 8,168,792 km (0.08 R)
• M11: 8,759,554 km (0.112 R)
• M12: 10,377,604 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609.5

Radius: 9.7

Gravity: 6.48 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 3.36 AU - 3.92 AU

Year: 3032 Days

Day: 14 Hours

Environment

Temp: -162 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 31,402,519 km

• M1: 120,875 km (0.097 R)
• M2: 424,858 km (0.114 R)
• M3: 992,432 km (0.11 R)
• M4: 1,599,052 km (0.057 R)
• M5: 1,980,526 km (0.111 R)
• M6: 2,784,615 km (0.037 R)
• M7: 3,414,123 km (0.099 R)
• M8: 3,812,053 km (0.11 R)
• M9: 4,701,263 km (0.047 R)
• M10: 5,543,200 km (0.114 R)
• M11: 6,286,551 km (0.06 R)
• M12: 6,624,792 km (0.084 R)
• M13: 7,524,175 km (0.054 R)
• M14: 8,167,595 km (0.1 R)
• M15: 8,536,952 km (0.118 R)
• M16: 9,564,241 km (0.06 R)
• M17: 10,319,411 km (0.095 R)
• M18: 11,318,575 km (0.083 R)
• M19: 12,424,851 km (0.102 R)
• M20: 13,462,163 km (0.091 R)
• M21: 14,121,291 km (0.054 R)
• M22: 16,545,375 km (0.078 R)
• M23: 18,999,678 km (0.057 R)
• M24: 20,682,205 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 985.3

Radius: 13.9

Gravity: 5.1 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 5.01 AU - 5.97 AU

Year: 5616 Days

Day: 9.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 31,402,519 km

• M1: 175,927 km (0.11 R)
• M2: 630,555 km (0.073 R)
• M3: 1,243,906 km (0.117 R)
• M4: 1,955,394 km (0.091 R)
• M5: 2,888,585 km (0.097 R)
• M6: 3,740,844 km (0.099 R)
• M7: 4,727,442 km (0.112 R)
• M8: 5,327,031 km (0.083 R)
• M9: 7,933,325 km (0.082 R)
• M10: 9,602,987 km (0.057 R)
• M11: 10,286,200 km (0.059 R)
• M12: 11,698,853 km (0.089 R)
• M13: 15,026,957 km (0.075 R)
• M14: 18,591,275 km (0.114 R)
• M15: 23,003,814 km (0.09 R)
• M16: 24,394,476 km (0.076 R)
• M17: 25,409,498 km (0.085 R)
• M18: 27,433,407 km (0.094 R)
• M19: 29,657,628 km (0.091 R)
• M20: 30,232,084 km (0.079 R)
• M21: 31,999,733 km (0.108 R)
• M22: 36,500,235 km (0.076 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 361.3

Radius: 8.3

Gravity: 5.24 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 5.09 AU - 7.99 AU

Year: 7301 Days

Day: 6.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 31,402,519 km

• M1: 103,223 km (0.05 R)
• M2: 698,921 km (0.094 R)
• M3: 1,157,888 km (0.087 R)
• M4: 1,433,746 km (0.108 R)
• M5: 1,861,746 km (0.113 R)
• M6: 2,880,058 km (0.093 R)
• M7: 3,608,151 km (0.102 R)
• M8: 3,899,418 km (0.101 R)
• M9: 4,279,546 km (0.111 R)
• M10: 5,114,302 km (0.095 R)
• M11: 5,748,448 km (0.079 R)
• M12: 7,562,771 km (0.062 R)
• M13: 8,424,006 km (0.108 R)
• M14: 9,183,664 km (0.092 R)
• M15: 11,640,210 km (0.061 R)
• M16: 13,573,464 km (0.109 R)
• M17: 15,889,239 km (0.096 R)
• M18: 22,168,310 km (0.098 R)
• M19: 23,379,754 km (0.093 R)
• M20: 24,475,558 km (0.073 R)
• M21: 26,099,892 km (0.101 R)
• M22: 28,405,045 km (0.076 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: 301 - 12,722 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit