🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.14 AU - 1.62 AU

Year: 688 Days

Day: 29.5 Hours

Environment

Temp: -76 °C

Axial Tilt: 42.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.18 AU - 2.82 AU

Year: 1678 Days

Day: 32.2 Hours

Environment

Temp: -125 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290

Radius: 15

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 3.86 AU - 5.7 AU

Year: 4437 Days

Day: 8.4 Hours

Environment

Temp: -158 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 48,675,143 km

• M1: 186,549 km (0.108 R)
• M2: 666,907 km (0.063 R)
• M3: 1,203,964 km (0.115 R)
• M4: 1,723,966 km (0.097 R)
• M5: 3,054,190 km (0.071 R)
• M6: 4,235,565 km (0.108 R)
• M7: 5,132,254 km (0.099 R)
• M8: 5,833,120 km (0.096 R)
• M9: 6,568,693 km (0.051 R)
• M10: 7,093,033 km (0.097 R)
• M11: 7,932,128 km (0.09 R)
• M12: 9,846,233 km (0.12 R)
• M13: 10,457,041 km (0.062 R)
• M14: 12,311,456 km (0.103 R)
• M15: 12,885,912 km (0.106 R)
• M16: 13,571,070 km (0.12 R)
• M17: 14,328,484 km (0.025 R)
• M18: 16,031,805 km (0.084 R)
• M19: 16,664,156 km (0.114 R)
• M20: 17,699,373 km (0.117 R)
• M21: 19,126,387 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 181.4

Radius: 11.7

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 6.24 AU - 6.3 AU

Year: 6666 Days

Day: 8.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 48,675,143 km

• M1: 145,559 km (0.041 R)
• M2: 519,105 km (0.105 R)
• M3: 1,137,841 km (0.106 R)
• M4: 1,551,629 km (0.105 R)
• M5: 2,908,631 km (0.11 R)
• M6: 3,760,292 km (0.093 R)
• M7: 4,723,702 km (0.117 R)
• M8: 11,351,486 km (0.098 R)
• M9: 11,963,491 km (0.098 R)
• M10: 15,891,333 km (0.114 R)
• M11: 17,162,915 km (0.11 R)
• M12: 19,845,354 km (0.068 R)
• M13: 21,582,634 km (0.074 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 33.8

Radius: 12.5

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 8.46 AU - 9.94 AU

Year: 11848 Days

Day: 7.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 48,675,143 km

• M1: 155,432 km (0.101 R)
• M2: 617,091 km (0.086 R)
• M3: 1,177,186 km (0.084 R)
• M4: 2,792,095 km (0.111 R)
• M5: 3,791,408 km (0.099 R)
• M6: 4,310,962 km (0.076 R)
• M7: 7,204,633 km (0.053 R)
• M8: 10,192,402 km (0.083 R)
• M9: 13,239,112 km (0.036 R)
• M10: 19,220,484 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 13

Radius: 9.3

Gravity: 0.15 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 7.82 AU - 11.04 AU

Year: 12295 Days

Day: 13.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 48,675,143 km

• M1: 116,537 km (0.078 R)
• M2: 408,552 km (0.089 R)
• M3: 1,033,422 km (0.105 R)
• M4: 2,511,449 km (0.084 R)
• M5: 2,956,204 km (0.106 R)
• M6: 3,738,600 km (0.095 R)
• M7: 10,275,279 km (0.055 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 301.4

Radius: 6.7

Gravity: 6.71 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 8.77 AU - 13.17 AU

Year: 15427 Days

Day: 23 Hours

Environment

Temp: -198 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 48,675,143 km

• M1: 83,326 km (0.064 R)
• M2: 395,986 km (0.098 R)
• M3: 721,959 km (0.03 R)
• M4: 1,475,633 km (0.108 R)
• M5: 1,829,582 km (0.055 R)
• M6: 2,275,683 km (0.081 R)
• M7: 3,169,979 km (0.1 R)
• M8: 3,919,763 km (0.118 R)
• M9: 4,452,481 km (0.068 R)
• M10: 6,120,946 km (0.113 R)
• M11: 8,390,346 km (0.058 R)
• M12: 9,662,526 km (0.089 R)
• M13: 13,551,473 km (0.079 R)
• M14: 13,989,944 km (0.101 R)
• M15: 19,142,095 km (0.101 R)
• M16: 23,950,170 km (0.114 R)
• M17: 24,406,743 km (0.118 R)
• M18: 25,716,173 km (0.068 R)
• M19: 31,315,023 km (0.091 R)
• M20: 34,223,654 km (0.103 R)
• M21: 34,919,584 km (0.115 R)
• M22: 40,701,093 km (0.09 R)
• M23: 44,294,733 km (0.071 R)
• M24: 48,094,369 km (0.099 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 258 - 13,823 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit