🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.51 AU - 0.79 AU

Year: 201 Days

Day: 21.5 Hours

Environment

Temp: 182 °C

Axial Tilt: 7.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.79 AU - 0.93 AU

Year: 305 Days

Day: 46.6 Hours

Environment

Temp: 34 °C

Axial Tilt: 38.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 5.23 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 9.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 747.8

Radius: 11.4

Gravity: 5.75 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 7.37 AU - 11.81 AU

Year: 11371 Days

Day: 14.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 63,144,181 km

• M1: 141,819 km (0.06 R)
• M2: 590,313 km (0.096 R)
• M3: 1,965,716 km (0.034 R)
• M4: 3,372,086 km (0.059 R)
• M5: 4,002,491 km (0.066 R)
• M6: 5,852,867 km (0.041 R)
• M7: 7,813,347 km (0.081 R)
• M8: 9,359,142 km (0.085 R)
• M9: 10,073,173 km (0.094 R)
• M10: 11,958,405 km (0.084 R)
• M11: 12,314,149 km (0.097 R)
• M12: 13,423,716 km (0.119 R)
• M13: 14,068,333 km (0.117 R)
• M14: 14,531,788 km (0.098 R)
• M15: 15,983,635 km (0.056 R)
• M16: 16,415,674 km (0.117 R)
• M17: 21,784,741 km (0.113 R)
• M18: 22,316,262 km (0.093 R)
• M19: 25,395,286 km (0.057 R)
• M20: 26,783,255 km (0.114 R)
• M21: 27,495,939 km (0.099 R)
• M22: 28,641,410 km (0.119 R)
• M23: 30,473,685 km (0.08 R)
• M24: 30,915,896 km (0.053 R)
• M25: 34,251,480 km (0.119 R)
• M26: 35,821,809 km (0.101 R)
• M27: 38,975,780 km (0.052 R)
• M28: 40,686,881 km (0.117 R)
• M29: 43,695,743 km (0.099 R)
• M30: 45,111,388 km (0.111 R)
• M31: 47,291,627 km (0.053 R)
• M32: 50,615,093 km (0.101 R)
• M33: 51,861,243 km (0.095 R)
• M34: 52,650,522 km (0.071 R)

Planet 4 - Ice Giant

Semi-Major Axis: 11.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 264.7

Radius: 5

Gravity: 10.59 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 9.58 AU - 14.3 AU

Year: 15797 Days

Day: 16.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 63,144,181 km

• M1: 62,233 km (0.076 R)
• M2: 386,561 km (0.053 R)
• M3: 766,240 km (0.108 R)
• M4: 1,239,718 km (0.12 R)
• M5: 3,393,777 km (0.104 R)
• M6: 3,591,097 km (0.045 R)
• M7: 4,635,589 km (0.11 R)
• M8: 5,003,750 km (0.096 R)
• M9: 6,559,717 km (0.076 R)
• M10: 8,147,250 km (0.08 R)
• M11: 10,587,041 km (0.104 R)
• M12: 11,553,144 km (0.065 R)
• M13: 12,171,582 km (0.062 R)
• M14: 12,990,331 km (0.102 R)
• M15: 16,353,441 km (0.077 R)
• M16: 19,854,929 km (0.057 R)
• M17: 21,069,663 km (0.113 R)
• M18: 21,235,268 km (0.091 R)
• M19: 21,653,245 km (0.117 R)
• M20: 24,367,399 km (0.09 R)
• M21: 29,311,758 km (0.052 R)
• M22: 33,854,148 km (0.08 R)
• M23: 36,889,040 km (0.12 R)
• M24: 39,343,342 km (0.117 R)
• M25: 45,259,190 km (0.084 R)
• M26: 45,950,931 km (0.113 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 452

Radius: 3.8

Gravity: 31.3 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 12.43 AU - 14.21 AU

Year: 18613 Days

Day: 22.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 63,144,181 km

• M1: 47,273 km (0.118 R)
• M2: 623,225 km (0.061 R)
• M3: 887,265 km (0.119 R)
• M4: 1,081,293 km (0.03 R)
• M5: 1,523,355 km (0.112 R)
• M6: 1,733,839 km (0.081 R)
• M7: 2,038,271 km (0.112 R)
• M8: 2,706,375 km (0.119 R)
• M9: 3,269,312 km (0.118 R)
• M10: 4,925,211 km (0.044 R)
• M11: 5,063,888 km (0.107 R)
• M12: 5,835,364 km (0.025 R)
• M13: 6,029,991 km (0.117 R)
• M14: 7,245,623 km (0.093 R)
• M15: 7,746,627 km (0.055 R)
• M16: 8,919,175 km (0.118 R)
• M17: 9,229,889 km (0.091 R)
• M18: 9,818,108 km (0.057 R)
• M19: 10,205,118 km (0.079 R)
• M20: 11,068,896 km (0.114 R)
• M21: 13,138,283 km (0.102 R)
• M22: 15,304,311 km (0.103 R)
• M23: 16,356,283 km (0.074 R)
• M24: 17,295,459 km (0.08 R)
• M25: 18,352,816 km (0.112 R)
• M26: 22,439,980 km (0.099 R)
• M27: 25,203,202 km (0.067 R)
• M28: 29,990,035 km (0.101 R)
• M29: 31,631,423 km (0.102 R)
• M30: 34,204,356 km (0.092 R)
• M31: 34,964,314 km (0.053 R)
• M32: 37,712,875 km (0.092 R)
• M33: 39,761,917 km (0.089 R)
• M34: 40,461,138 km (0.092 R)
• M35: 45,282,527 km (0.12 R)
• M36: 45,891,690 km (0.062 R)
• M37: 50,636,186 km (0.091 R)
• M38: 54,145,005 km (0.05 R)
• M39: 59,070,664 km (0.116 R)
• M40: 59,980,668 km (0.119 R)
• M41: 60,899,797 km (0.102 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 291 - 12,181 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit