🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.82 AU - 0.92 AU

Year: 296 Days

Day: 13.8 Hours

Environment

Temp: 91 °C

Axial Tilt: 32.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 35,019,650 km

• M1: 796,459 km (0.063 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.49 AU - 1.81 AU

Year: 774 Days

Day: 39.7 Hours

Environment

Temp: -41 °C

Axial Tilt: 0.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.59 AU - 2.11 AU

Year: 919 Days

Day: 35 Hours

Environment

Temp: -51 °C

Axial Tilt: 34 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.6 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504.9

Radius: 14.7

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 4.22 AU - 6.46 AU

Year: 4507 Days

Day: 13.3 Hours

Environment

Temp: -134 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 35,019,650 km

• M1: 182,958 km (0.038 R)
• M2: 950,246 km (0.107 R)
• M3: 1,975,889 km (0.054 R)
• M4: 2,455,051 km (0.052 R)
• M5: 3,137,666 km (0.115 R)
• M6: 3,756,552 km (0.056 R)
• M7: 4,479,559 km (0.086 R)
• M8: 5,613,959 km (0.08 R)
• M9: 6,293,283 km (0.119 R)
• M10: 6,963,781 km (0.102 R)
• M11: 8,163,705 km (0.086 R)
• M12: 9,693,643 km (0.091 R)
• M13: 10,422,932 km (0.119 R)
• M14: 12,453,724 km (0.084 R)
• M15: 18,543,404 km (0.059 R)
• M16: 19,037,975 km (0.099 R)
• M17: 19,541,371 km (0.118 R)
• M18: 20,443,596 km (0.084 R)
• M19: 22,192,844 km (0.076 R)
• M20: 24,851,348 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 680.9

Radius: 9.7

Gravity: 7.24 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 4.55 AU - 6.57 AU

Year: 4789 Days

Day: 13.6 Hours

Environment

Temp: -140 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 35,019,650 km

• M1: 137,929 km (0.096 R)
• M2: 494,271 km (0.108 R)
• M3: 1,094,159 km (0.111 R)
• M4: 1,414,149 km (0.065 R)
• M5: 1,945,072 km (0.029 R)
• M6: 2,265,510 km (0.097 R)
• M7: 2,813,338 km (0.077 R)
• M8: 5,241,461 km (0.08 R)
• M9: 5,577,757 km (0.102 R)
• M10: 8,427,746 km (0.064 R)
• M11: 9,994,185 km (0.104 R)
• M12: 12,819,939 km (0.056 R)
• M13: 13,175,084 km (0.115 R)
• M14: 13,693,740 km (0.1 R)
• M15: 15,275,139 km (0.078 R)
• M16: 16,613,292 km (0.102 R)
• M17: 17,527,036 km (0.083 R)
• M18: 18,473,991 km (0.092 R)
• M19: 19,991,661 km (0.105 R)
• M20: 21,236,166 km (0.061 R)
• M21: 22,166,515 km (0.101 R)
• M22: 25,279,048 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 180.7

Radius: 14.8

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 5.52 AU - 6.68 AU

Year: 5503 Days

Day: 13 Hours

Environment

Temp: -155 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 35,019,650 km

• M1: 187,446 km (0.096 R)
• M2: 662,719 km (0.091 R)
• M3: 1,699,881 km (0.075 R)
• M4: 2,591,035 km (0.092 R)
• M5: 3,423,547 km (0.113 R)
• M6: 3,992,917 km (0.092 R)
• M7: 4,581,136 km (0.052 R)
• M8: 5,986,159 km (0.08 R)
• M9: 7,261,929 km (0.058 R)
• M10: 7,916,271 km (0.047 R)
• M11: 8,441,060 km (0.092 R)
• M12: 8,989,037 km (0.108 R)
• M13: 10,005,554 km (0.07 R)
• M14: 10,737,986 km (0.089 R)
• M15: 12,052,352 km (0.1 R)
• M16: 12,704,300 km (0.09 R)
• M17: 13,984,409 km (0.059 R)
• M18: 16,271,760 km (0.077 R)
• M19: 18,626,580 km (0.085 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 749.7

Radius: 11

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 5.38 AU - 7.5 AU

Year: 5969 Days

Day: 11.5 Hours

Environment

Temp: -148 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 35,019,650 km

• M1: 138,228 km (0.1 R)
• M2: 613,052 km (0.063 R)
• M3: 1,107,174 km (0.119 R)
• M4: 2,174,405 km (0.052 R)
• M5: 2,540,920 km (0.109 R)
• M6: 2,929,575 km (0.115 R)
• M7: 3,315,538 km (0.066 R)
• M8: 3,898,969 km (0.081 R)
• M9: 5,359,493 km (0.106 R)
• M10: 6,665,034 km (0.117 R)
• M11: 7,013,447 km (0.05 R)
• M12: 9,628,418 km (0.06 R)
• M13: 10,534,532 km (0.118 R)
• M14: 10,912,716 km (0.108 R)
• M15: 11,696,010 km (0.035 R)
• M16: 14,044,248 km (0.072 R)
• M17: 15,449,570 km (0.109 R)
• M18: 24,315,937 km (0.091 R)
• M19: 26,250,537 km (0.1 R)
• M20: 26,859,250 km (0.072 R)
• M21: 27,211,105 km (0.074 R)
• M22: 28,285,666 km (0.063 R)
• M23: 29,668,250 km (0.099 R)
• M24: 31,095,413 km (0.096 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 168 - 11,616 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit