🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 768.3

Radius: 13.6

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.62 AU - 0.84 AU

Year: 397 Days

Day: 10.2 Hours

Environment

Temp: -133 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 52,542,562 km

• M1: 169,195 km (0.1 R)
• M2: 681,418 km (0.106 R)
• M3: 1,167,163 km (0.049 R)
• M4: 2,579,217 km (0.116 R)
• M5: 3,080,370 km (0.07 R)
• M6: 3,525,423 km (0.119 R)
• M7: 3,948,636 km (0.108 R)
• M8: 4,547,177 km (0.104 R)
• M9: 5,724,363 km (0.037 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 725.9

Radius: 13.7

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.1 AU - 1.34 AU

Year: 857 Days

Day: 12 Hours

Environment

Temp: -178 °C

Axial Tilt: 138.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 52,542,562 km

• M1: 170,542 km (0.059 R)
• M2: 627,713 km (0.091 R)
• M3: 2,266,707 km (0.098 R)
• M4: 3,695,367 km (0.111 R)
• M5: 4,346,117 km (0.109 R)
• M6: 5,620,093 km (0.08 R)
• M7: 6,461,730 km (0.099 R)
• M8: 7,015,243 km (0.065 R)
• M9: 7,504,577 km (0.089 R)
• M10: 8,294,155 km (0.1 R)
• M11: 9,303,043 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 819.5

Radius: 8.7

Gravity: 10.83 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 2.9 AU - 3.7 AU

Year: 3812 Days

Day: 14.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 52,542,562 km

• M1: 108,608 km (0.075 R)
• M2: 458,368 km (0.064 R)
• M3: 764,744 km (0.107 R)
• M4: 1,109,867 km (0.107 R)
• M5: 1,501,963 km (0.108 R)
• M6: 2,096,165 km (0.07 R)
• M7: 3,185,387 km (0.036 R)
• M8: 3,789,763 km (0.11 R)
• M9: 5,607,676 km (0.059 R)
• M10: 7,026,911 km (0.073 R)
• M11: 8,448,241 km (0.077 R)
• M12: 8,746,539 km (0.103 R)
• M13: 9,285,540 km (0.059 R)
• M14: 9,563,193 km (0.111 R)
• M15: 10,218,881 km (0.118 R)
• M16: 10,947,871 km (0.108 R)
• M17: 11,528,461 km (0.107 R)
• M18: 12,318,487 km (0.08 R)
• M19: 12,605,715 km (0.099 R)
• M20: 14,058,011 km (0.103 R)
• M21: 15,955,361 km (0.112 R)
• M22: 18,826,593 km (0.096 R)
• M23: 21,057,396 km (0.072 R)
• M24: 22,377,897 km (0.082 R)
• M25: 24,725,386 km (0.086 R)
• M26: 26,037,061 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 437.2

Radius: 13.2

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 5.46 AU - 6.3 AU

Year: 9066 Days

Day: 5.3 Hours

Environment

Temp: -223 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 52,542,562 km

• M1: 203,752 km (0.042 R)
• M2: 644,767 km (0.064 R)
• M3: 1,162,375 km (0.117 R)
• M4: 2,378,008 km (0.05 R)
• M5: 2,836,525 km (0.085 R)
• M6: 3,465,584 km (0.116 R)
• M7: 4,009,522 km (0.105 R)
• M8: 4,555,554 km (0.054 R)
• M9: 5,121,633 km (0.105 R)
• M10: 8,150,541 km (0.088 R)
• M11: 9,743,459 km (0.081 R)
• M12: 10,931,715 km (0.105 R)
• M13: 18,082,044 km (0.052 R)
• M14: 24,392,531 km (0.118 R)
• M15: 24,819,035 km (0.078 R)
• M16: 33,585,769 km (0.101 R)
• M17: 36,393,422 km (0.112 R)
• M18: 37,287,868 km (0.075 R)
• M19: 38,541,797 km (0.101 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 859.4

Radius: 5.3

Gravity: 30.59 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 5.25 AU - 7.51 AU

Year: 10246 Days

Day: 22 Hours

Environment

Temp: -218 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 52,542,562 km

• M1: 66,122 km (0.112 R)
• M2: 333,005 km (0.079 R)
• M3: 624,721 km (0.117 R)
• M4: 895,792 km (0.116 R)
• M5: 1,569,431 km (0.09 R)
• M6: 4,037,647 km (0.117 R)
• M7: 4,879,733 km (0.077 R)
• M8: 6,469,360 km (0.099 R)
• M9: 7,402,103 km (0.085 R)
• M10: 7,702,944 km (0.092 R)
• M11: 7,922,853 km (0.107 R)
• M12: 8,749,231 km (0.095 R)
• M13: 8,940,418 km (0.07 R)
• M14: 9,430,500 km (0.091 R)
• M15: 11,686,586 km (0.106 R)
• M16: 12,512,216 km (0.117 R)
• M17: 13,125,119 km (0.078 R)
• M18: 17,081,085 km (0.098 R)
• M19: 17,988,396 km (0.077 R)
• M20: 19,328,045 km (0.086 R)
• M21: 20,396,473 km (0.111 R)
• M22: 22,920,488 km (0.107 R)
• M23: 24,398,515 km (0.098 R)
• M24: 26,632,759 km (0.098 R)
• M25: 27,136,007 km (0.111 R)
• M26: 27,645,387 km (0.066 R)
• M27: 32,635,523 km (0.097 R)
• M28: 34,860,792 km (0.096 R)
• M29: 35,100,747 km (0.082 R)
• M30: 37,060,329 km (0.053 R)
• M31: 38,193,982 km (0.066 R)
• M32: 40,266,212 km (0.054 R)
• M33: 40,928,781 km (0.096 R)
• M34: 46,493,821 km (0.111 R)
• M35: 47,959,881 km (0.082 R)
• M36: 51,293,220 km (0.102 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 148 - 16,475 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit