🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 34.6

Radius: 11.9

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.69 AU - 0.69 AU

Year: 376 Days

Day: 12.4 Hours

Environment

Temp: -140 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (2)

Outer Limit: 65,734,878 km

• M1: 148,850 km (0.103 R)
• M2: 852,259 km (0.065 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 881.2

Radius: 10.3

Gravity: 8.31 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 2.57 AU - 3.77 AU

Year: 3703 Days

Day: 10.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 65,734,878 km

• M1: 128,804 km (0.099 R)
• M2: 648,806 km (0.101 R)
• M3: 1,418,337 km (0.109 R)
• M4: 1,776,774 km (0.062 R)
• M5: 2,181,735 km (0.046 R)
• M6: 2,800,472 km (0.073 R)
• M7: 3,372,684 km (0.115 R)
• M8: 4,043,630 km (0.12 R)
• M9: 4,603,276 km (0.096 R)
• M10: 5,160,977 km (0.059 R)
• M11: 5,935,445 km (0.079 R)
• M12: 6,350,729 km (0.091 R)
• M13: 7,373,529 km (0.071 R)
• M14: 9,031,373 km (0.098 R)
• M15: 15,702,540 km (0.089 R)
• M16: 18,296,568 km (0.107 R)
• M17: 19,371,279 km (0.089 R)
• M18: 26,879,895 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198

Radius: 9.5

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 2.7 AU - 3.64 AU

Year: 3703 Days

Day: 9.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 65,734,878 km

• M1: 118,182 km (0.083 R)
• M2: 441,015 km (0.116 R)
• M3: 767,138 km (0.074 R)
• M4: 1,095,356 km (0.056 R)
• M5: 2,195,050 km (0.111 R)
• M6: 2,644,442 km (0.069 R)
• M7: 3,250,911 km (0.091 R)
• M8: 4,532,516 km (0.064 R)
• M9: 5,802,901 km (0.108 R)
• M10: 6,507,358 km (0.083 R)
• M11: 8,424,454 km (0.119 R)
• M12: 9,631,111 km (0.047 R)
• M13: 10,046,095 km (0.098 R)
• M14: 10,654,510 km (0.07 R)
• M15: 11,287,309 km (0.067 R)
• M16: 12,183,101 km (0.115 R)
• M17: 12,750,975 km (0.115 R)
• M18: 14,561,408 km (0.106 R)
• M19: 14,970,558 km (0.108 R)
• M20: 15,859,618 km (0.039 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 481.7

Radius: 8.1

Gravity: 7.34 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 4.26 AU - 5.36 AU

Year: 6920 Days

Day: 6.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 65,734,878 km

• M1: 100,679 km (0.117 R)
• M2: 370,704 km (0.084 R)
• M3: 626,516 km (0.058 R)
• M4: 928,554 km (0.074 R)
• M5: 1,373,159 km (0.118 R)
• M6: 2,134,313 km (0.082 R)
• M7: 2,392,220 km (0.1 R)
• M8: 2,652,969 km (0.089 R)
• M9: 3,422,201 km (0.114 R)
• M10: 4,748,685 km (0.073 R)
• M11: 5,220,666 km (0.094 R)
• M12: 6,257,978 km (0.053 R)
• M13: 6,722,928 km (0.074 R)
• M14: 8,335,444 km (0.059 R)
• M15: 8,816,551 km (0.039 R)
• M16: 9,189,348 km (0.086 R)
• M17: 11,022,970 km (0.104 R)
• M18: 12,000,592 km (0.103 R)
• M19: 12,356,036 km (0.109 R)
• M20: 12,718,512 km (0.078 R)
• M21: 16,869,703 km (0.047 R)
• M22: 18,906,179 km (0.088 R)
• M23: 20,089,797 km (0.082 R)
• M24: 21,101,228 km (0.098 R)
• M25: 24,990,623 km (0.119 R)
• M26: 25,321,085 km (0.093 R)
• M27: 26,075,058 km (0.071 R)
• M28: 26,500,515 km (0.041 R)
• M29: 26,930,459 km (0.118 R)
• M30: 29,059,237 km (0.028 R)
• M31: 31,681,837 km (0.102 R)
• M32: 32,166,235 km (0.085 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 357.7

Radius: 5.1

Gravity: 13.75 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 7.92 AU - 13.02 AU

Year: 22224 Days

Day: 22 Hours

Environment

Temp: -227 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 65,734,878 km

• M1: 64,177 km (0.11 R)
• M2: 267,780 km (0.116 R)
• M3: 535,560 km (0.107 R)
• M4: 698,024 km (0.106 R)
• M5: 883,525 km (0.098 R)
• M6: 1,982,172 km (0.041 R)
• M7: 2,736,743 km (0.098 R)
• M8: 3,309,554 km (0.103 R)
• M9: 4,266,382 km (0.057 R)
• M10: 5,104,728 km (0.092 R)
• M11: 5,506,398 km (0.111 R)
• M12: 6,008,000 km (0.106 R)
• M13: 6,969,017 km (0.093 R)
• M14: 7,190,870 km (0.104 R)
• M15: 8,826,125 km (0.089 R)
• M16: 9,138,485 km (0.116 R)
• M17: 9,840,398 km (0.07 R)
• M18: 11,412,074 km (0.046 R)
• M19: 13,827,182 km (0.09 R)
• M20: 14,390,717 km (0.064 R)
• M21: 16,957,966 km (0.057 R)
• M22: 17,932,446 km (0.091 R)
• M23: 18,602,495 km (0.059 R)
• M24: 19,550,796 km (0.112 R)
• M25: 21,171,539 km (0.04 R)
• M26: 23,767,212 km (0.095 R)
• M27: 30,632,408 km (0.115 R)
• M28: 38,296,157 km (0.076 R)
• M29: 40,251,701 km (0.116 R)
• M30: 44,360,556 km (0.101 R)
• M31: 49,063,763 km (0.072 R)
• M32: 51,034,416 km (0.063 R)
• M33: 52,039,265 km (0.115 R)
• M34: 58,165,298 km (0.041 R)
• M35: 63,784,343 km (0.036 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 484 - 13,829 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit