🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.5 AU - 0.7 AU

Year: 296 Days

Day: 40.6 Hours

Environment

Temp: -130 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.01 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 493.7

Radius: 13.2

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.13 AU - 1.69 AU

Year: 1065 Days

Day: 9.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 76,326,792 km

• M1: 164,258 km (0.119 R)
• M2: 578,046 km (0.103 R)
• M3: 1,006,046 km (0.09 R)
• M4: 1,675,047 km (0.118 R)
• M5: 2,349,883 km (0.108 R)
• M6: 3,460,947 km (0.07 R)
• M7: 4,215,518 km (0.107 R)
• M8: 4,754,220 km (0.099 R)
• M9: 5,511,784 km (0.103 R)
• M10: 6,032,833 km (0.119 R)
• M11: 6,652,617 km (0.062 R)
• M12: 7,433,219 km (0.102 R)
• M13: 7,945,293 km (0.04 R)
• M14: 9,013,272 km (0.064 R)
• M15: 9,567,981 km (0.071 R)

Asteroid Belt

Center: 1.81 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 738.6

Radius: 10.1

Gravity: 7.24 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.66 AU - 2.74 AU

Year: 2075 Days

Day: 14.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 76,326,792 km

• M1: 150,346 km (0.09 R)
• M2: 477,367 km (0.11 R)
• M3: 852,558 km (0.118 R)
• M4: 1,822,850 km (0.051 R)
• M5: 2,199,687 km (0.1 R)
• M6: 3,112,683 km (0.08 R)
• M7: 3,514,204 km (0.096 R)
• M8: 5,064,337 km (0.098 R)
• M9: 5,891,015 km (0.089 R)
• M10: 6,999,086 km (0.061 R)
• M11: 8,621,026 km (0.101 R)
• M12: 9,519,810 km (0.044 R)
• M13: 11,542,373 km (0.08 R)
• M14: 11,978,750 km (0.09 R)
• M15: 14,419,739 km (0.064 R)
• M16: 15,302,217 km (0.112 R)
• M17: 16,869,404 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.8

Radius: 12.3

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 2.38 AU - 2.42 AU

Year: 2364 Days

Day: 6.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 76,326,792 km

• M1: 153,039 km (0.054 R)
• M2: 654,939 km (0.118 R)
• M3: 1,142,629 km (0.102 R)
• M4: 1,657,993 km (0.094 R)
• M5: 2,240,527 km (0.069 R)
• M6: 2,927,032 km (0.06 R)
• M7: 3,645,401 km (0.051 R)
• M8: 4,498,109 km (0.078 R)
• M9: 6,444,227 km (0.091 R)
• M10: 7,239,639 km (0.107 R)
• M11: 7,632,783 km (0.111 R)
• M12: 8,279,494 km (0.111 R)
• M13: 9,548,682 km (0.117 R)
• M14: 12,510,272 km (0.049 R)
• M15: 14,930,167 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 984.1

Radius: 9.9

Gravity: 10.04 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 2.31 AU - 3.41 AU

Year: 3075 Days

Day: 13.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 76,326,792 km

• M1: 123,119 km (0.097 R)
• M2: 739,911 km (0.118 R)
• M3: 1,112,559 km (0.108 R)
• M4: 1,800,560 km (0.078 R)
• M5: 2,937,653 km (0.048 R)
• M6: 3,856,633 km (0.109 R)
• M7: 4,360,180 km (0.075 R)
• M8: 4,784,290 km (0.102 R)
• M9: 5,107,720 km (0.109 R)
• M10: 5,525,697 km (0.084 R)
• M11: 5,854,213 km (0.065 R)
• M12: 8,107,905 km (0.103 R)
• M13: 9,010,280 km (0.055 R)
• M14: 9,700,524 km (0.106 R)
• M15: 10,058,662 km (0.094 R)
• M16: 13,543,245 km (0.099 R)
• M17: 18,478,030 km (0.077 R)
• M18: 20,552,952 km (0.114 R)
• M19: 22,224,858 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211.3

Radius: 9.2

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 4.05 AU - 4.05 AU

Year: 5182 Days

Day: 10.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 76,326,792 km

• M1: 114,592 km (0.03 R)
• M2: 401,670 km (0.063 R)
• M3: 776,413 km (0.11 R)
• M4: 1,108,371 km (0.045 R)
• M5: 1,444,367 km (0.061 R)
• M6: 1,970,503 km (0.104 R)
• M7: 3,350,394 km (0.049 R)
• M8: 3,842,571 km (0.111 R)
• M9: 4,211,030 km (0.095 R)
• M10: 5,310,575 km (0.085 R)
• M11: 6,764,517 km (0.058 R)
• M12: 7,870,793 km (0.077 R)
• M13: 10,477,386 km (0.109 R)
• M14: 10,874,269 km (0.1 R)
• M15: 13,240,160 km (0.098 R)
• M16: 14,665,678 km (0.094 R)
• M17: 16,829,611 km (0.098 R)
• M18: 17,155,285 km (0.098 R)
• M19: 18,730,701 km (0.077 R)
• M20: 19,913,571 km (0.039 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 734.3

Radius: 9.1

Gravity: 8.87 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 4.52 AU - 5.16 AU

Year: 6770 Days

Day: 11.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 76,326,792 km

• M1: 124,465 km (0.104 R)
• M2: 438,023 km (0.115 R)
• M3: 839,094 km (0.09 R)
• M4: 1,887,327 km (0.073 R)
• M5: 2,508,607 km (0.078 R)
• M6: 2,947,228 km (0.046 R)
• M7: 3,260,186 km (0.065 R)
• M8: 4,495,715 km (0.075 R)
• M9: 4,855,348 km (0.059 R)
• M10: 5,727,354 km (0.096 R)
• M11: 7,170,675 km (0.109 R)
• M12: 9,100,637 km (0.053 R)
• M13: 9,906,371 km (0.115 R)
• M14: 12,447,590 km (0.115 R)
• M15: 12,937,224 km (0.099 R)
• M16: 16,929,841 km (0.069 R)
• M17: 20,753,713 km (0.076 R)
• M18: 22,704,618 km (0.119 R)
• M19: 24,099,020 km (0.077 R)
• M20: 25,289,670 km (0.114 R)
• M21: 29,862,428 km (0.061 R)
• M22: 30,740,268 km (0.117 R)
• M23: 31,334,920 km (0.091 R)
• M24: 33,268,771 km (0.085 R)
• M25: 34,530,330 km (0.096 R)
• M26: 35,823,604 km (0.061 R)
• M27: 37,372,839 km (0.098 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 878.6

Radius: 6.2

Gravity: 22.86 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 7.6 AU - 10.8 AU

Year: 17743 Days

Day: 17.9 Hours

Environment

Temp: -236 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 76,326,792 km

• M1: 77,342 km (0.064 R)
• M2: 389,403 km (0.115 R)
• M3: 651,200 km (0.051 R)
• M4: 1,611,468 km (0.095 R)
• M5: 2,622,750 km (0.08 R)
• M6: 2,943,787 km (0.114 R)
• M7: 4,600,135 km (0.057 R)
• M8: 4,884,221 km (0.107 R)
• M9: 7,694,267 km (0.08 R)
• M10: 7,892,933 km (0.106 R)
• M11: 9,158,082 km (0.047 R)
• M12: 10,431,609 km (0.113 R)
• M13: 11,622,857 km (0.08 R)
• M14: 15,578,524 km (0.076 R)
• M15: 16,629,599 km (0.108 R)
• M16: 24,692,774 km (0.032 R)
• M17: 25,344,273 km (0.115 R)
• M18: 26,681,678 km (0.077 R)
• M19: 27,252,543 km (0.07 R)
• M20: 30,476,976 km (0.1 R)
• M21: 34,213,931 km (0.091 R)
• M22: 37,957,468 km (0.108 R)
• M23: 38,824,836 km (0.081 R)
• M24: 41,354,387 km (0.089 R)
• M25: 42,736,970 km (0.077 R)
• M26: 45,432,125 km (0.109 R)
• M27: 56,970,310 km (0.118 R)
• M28: 65,039,619 km (0.067 R)
• M29: 70,749,770 km (0.082 R)
• M30: 73,614,569 km (0.108 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 384 - 11,205 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit