🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.26 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 419.7

Radius: 8.3

Gravity: 6.09 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 2.34 AU - 2.7 AU

Year: 2624 Days

Day: 9.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 53,183,363 km

• M1: 103,372 km (0.119 R)
• M2: 592,557 km (0.101 R)
• M3: 1,064,389 km (0.045 R)
• M4: 1,792,332 km (0.111 R)
• M5: 2,614,372 km (0.083 R)
• M6: 3,255,998 km (0.051 R)
• M7: 3,812,203 km (0.097 R)
• M8: 4,553,310 km (0.117 R)
• M9: 4,827,972 km (0.086 R)
• M10: 5,181,023 km (0.085 R)
• M11: 6,688,222 km (0.067 R)
• M12: 7,586,258 km (0.069 R)
• M13: 8,156,375 km (0.043 R)
• M14: 8,690,290 km (0.088 R)
• M15: 9,047,978 km (0.06 R)
• M16: 9,347,922 km (0.116 R)
• M17: 10,396,154 km (0.068 R)
• M18: 11,137,412 km (0.114 R)
• M19: 11,834,089 km (0.108 R)
• M20: 13,921,877 km (0.11 R)
• M21: 14,638,750 km (0.092 R)
• M22: 16,489,276 km (0.072 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 495.5

Radius: 9.5

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 3.24 AU - 4.52 AU

Year: 5014 Days

Day: 9.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 53,183,363 km

• M1: 118,182 km (0.111 R)
• M2: 442,810 km (0.066 R)
• M3: 744,100 km (0.094 R)
• M4: 1,797,119 km (0.102 R)
• M5: 2,106,936 km (0.113 R)
• M6: 2,749,908 km (0.06 R)
• M7: 3,477,552 km (0.091 R)
• M8: 5,046,535 km (0.091 R)
• M9: 5,393,452 km (0.09 R)
• M10: 6,943,286 km (0.057 R)
• M11: 7,305,911 km (0.088 R)
• M12: 8,249,874 km (0.072 R)
• M13: 11,342,959 km (0.089 R)
• M14: 13,297,306 km (0.103 R)
• M15: 14,275,078 km (0.072 R)
• M16: 15,972,116 km (0.119 R)
• M17: 18,986,513 km (0.098 R)
• M18: 21,447,548 km (0.101 R)
• M19: 22,147,516 km (0.068 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 949.5

Radius: 4.3

Gravity: 51.35 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 5.78 AU - 6.8 AU

Year: 10349 Days

Day: 22.2 Hours

Environment

Temp: -219 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 53,183,363 km

• M1: 57,595 km (0.084 R)
• M2: 230,530 km (0.118 R)
• M3: 446,250 km (0.106 R)
• M4: 635,193 km (0.063 R)
• M5: 980,764 km (0.101 R)
• M6: 1,331,421 km (0.039 R)
• M7: 1,998,777 km (0.097 R)
• M8: 2,355,718 km (0.076 R)
• M9: 2,538,975 km (0.055 R)
• M10: 3,293,846 km (0.11 R)
• M11: 3,818,336 km (0.07 R)
• M12: 4,276,554 km (0.093 R)
• M13: 5,031,276 km (0.081 R)
• M14: 5,165,166 km (0.084 R)
• M15: 6,208,611 km (0.092 R)
• M16: 6,362,846 km (0.075 R)
• M17: 7,690,079 km (0.074 R)
• M18: 8,371,646 km (0.093 R)
• M19: 8,945,055 km (0.084 R)
• M20: 10,989,759 km (0.101 R)
• M21: 12,759,950 km (0.11 R)
• M22: 14,040,359 km (0.105 R)
• M23: 14,779,970 km (0.089 R)
• M24: 16,630,496 km (0.069 R)
• M25: 16,928,345 km (0.113 R)
• M26: 18,790,241 km (0.076 R)
• M27: 20,527,670 km (0.097 R)
• M28: 21,567,076 km (0.115 R)
• M29: 26,176,336 km (0.082 R)
• M30: 34,196,278 km (0.08 R)
• M31: 38,563,190 km (0.109 R)
• M32: 40,142,045 km (0.077 R)
• M33: 40,409,227 km (0.116 R)
• M34: 40,812,393 km (0.089 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 690.6

Radius: 7.3

Gravity: 12.96 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 6.6 AU - 7.52 AU

Year: 12306 Days

Day: 24.8 Hours

Environment

Temp: -230 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 53,183,363 km

• M1: 99,034 km (0.052 R)
• M2: 505,641 km (0.07 R)
• M3: 1,163,423 km (0.116 R)
• M4: 1,896,452 km (0.051 R)
• M5: 2,180,987 km (0.036 R)
• M6: 3,235,353 km (0.04 R)
• M7: 4,173,182 km (0.089 R)
• M8: 4,411,043 km (0.037 R)
• M9: 5,419,332 km (0.105 R)
• M10: 6,416,103 km (0.12 R)
• M11: 6,896,312 km (0.054 R)
• M12: 7,928,388 km (0.07 R)
• M13: 9,561,847 km (0.062 R)
• M14: 10,457,490 km (0.079 R)
• M15: 16,295,397 km (0.118 R)
• M16: 19,398,954 km (0.09 R)
• M17: 20,063,767 km (0.062 R)
• M18: 20,829,708 km (0.12 R)
• M19: 21,792,071 km (0.119 R)
• M20: 22,419,784 km (0.079 R)
• M21: 23,523,816 km (0.115 R)
• M22: 25,149,197 km (0.045 R)
• M23: 26,240,065 km (0.043 R)
• M24: 26,848,031 km (0.065 R)
• M25: 30,472,787 km (0.099 R)
• M26: 36,376,218 km (0.072 R)
• M27: 40,127,086 km (0.099 R)
• M28: 41,751,868 km (0.059 R)
• M29: 43,843,845 km (0.092 R)
• M30: 47,185,712 km (0.083 R)
• M31: 49,916,621 km (0.109 R)
• M32: 51,478,422 km (0.105 R)
• M33: 52,751,052 km (0.105 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 235.3

Radius: 4.1

Gravity: 14 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 9.08 AU - 10.4 AU

Year: 19941 Days

Day: 16.5 Hours

Environment

Temp: -233 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 53,183,363 km

• M1: 51,013 km (0.101 R)
• M2: 245,041 km (0.062 R)
• M3: 451,038 km (0.069 R)
• M4: 1,039,705 km (0.107 R)
• M5: 4,454,725 km (0.111 R)
• M6: 7,057,728 km (0.116 R)
• M7: 9,431,996 km (0.049 R)
• M8: 11,186,779 km (0.08 R)
• M9: 14,110,370 km (0.082 R)
• M10: 14,575,171 km (0.105 R)
• M11: 15,118,959 km (0.074 R)
• M12: 15,257,038 km (0.092 R)
• M13: 15,746,672 km (0.036 R)
• M14: 24,213,313 km (0.109 R)
• M15: 29,453,726 km (0.088 R)
• M16: 30,761,960 km (0.118 R)
• M17: 43,203,267 km (0.112 R)
• M18: 48,844,004 km (0.104 R)
• M19: 50,058,739 km (0.077 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: 448 - 17,629 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit