🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 936.9

Radius: 10.4

Gravity: 8.66 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.65 AU - 0.91 AU

Year: 445 Days

Day: 12.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 51,463,105 km

• M1: 129,402 km (0.091 R)
• M2: 491,579 km (0.108 R)
• M3: 890,556 km (0.091 R)
• M4: 1,273,527 km (0.087 R)
• M5: 1,697,936 km (0.082 R)
• M6: 2,046,948 km (0.084 R)
• M7: 2,405,085 km (0.054 R)
• M8: 2,794,339 km (0.069 R)
• M9: 3,190,175 km (0.113 R)
• M10: 3,983,941 km (0.06 R)
• M11: 4,383,367 km (0.092 R)
• M12: 4,762,598 km (0.119 R)
• M13: 5,180,125 km (0.08 R)
• M14: 5,517,768 km (0.1 R)
• M15: 5,888,322 km (0.109 R)
• M16: 6,389,026 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 425.1

Radius: 9.1

Gravity: 5.13 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.35 AU - 1.65 AU

Year: 1186 Days

Day: 6.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 51,463,105 km

• M1: 115,340 km (0.094 R)
• M2: 401,072 km (0.108 R)
• M3: 815,608 km (0.04 R)
• M4: 1,100,592 km (0.11 R)
• M5: 1,632,562 km (0.101 R)
• M6: 1,920,089 km (0.09 R)
• M7: 2,220,780 km (0.096 R)
• M8: 2,931,071 km (0.117 R)
• M9: 3,431,326 km (0.116 R)
• M10: 3,924,551 km (0.074 R)
• M11: 4,379,478 km (0.097 R)
• M12: 5,241,161 km (0.109 R)
• M13: 6,147,724 km (0.119 R)
• M14: 7,587,754 km (0.111 R)
• M15: 7,885,753 km (0.098 R)
• M16: 8,854,100 km (0.098 R)
• M17: 9,296,610 km (0.052 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 950.3

Radius: 12.3

Gravity: 6.28 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.38 AU - 2.16 AU

Year: 1520 Days

Day: 8 Hours

Environment

Temp: -194 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 51,463,105 km

• M1: 191,784 km (0.107 R)
• M2: 665,711 km (0.071 R)
• M3: 1,402,480 km (0.086 R)
• M4: 2,026,154 km (0.096 R)
• M5: 2,422,887 km (0.104 R)
• M6: 5,503,406 km (0.034 R)
• M7: 6,386,782 km (0.092 R)
• M8: 7,728,076 km (0.104 R)
• M9: 8,165,052 km (0.064 R)
• M10: 8,898,530 km (0.115 R)
• M11: 9,411,651 km (0.063 R)
• M12: 9,910,410 km (0.077 R)
• M13: 10,426,972 km (0.087 R)
• M14: 11,290,600 km (0.066 R)
• M15: 13,160,723 km (0.03 R)
• M16: 14,516,977 km (0.118 R)
• M17: 15,093,827 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 856.9

Radius: 12.5

Gravity: 5.48 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 3.6 AU - 4.48 AU

Year: 5243 Days

Day: 6.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 51,463,105 km

• M1: 155,432 km (0.076 R)
• M2: 556,803 km (0.096 R)
• M3: 1,324,240 km (0.109 R)
• M4: 1,794,277 km (0.053 R)
• M5: 2,310,838 km (0.033 R)
• M6: 3,409,036 km (0.091 R)
• M7: 4,828,421 km (0.117 R)
• M8: 5,274,073 km (0.104 R)
• M9: 6,248,553 km (0.113 R)
• M10: 7,090,640 km (0.101 R)
• M11: 9,335,206 km (0.086 R)
• M12: 10,481,425 km (0.068 R)
• M13: 11,376,768 km (0.046 R)
• M14: 12,220,500 km (0.12 R)
• M15: 14,713,250 km (0.093 R)
• M16: 17,592,710 km (0.078 R)
• M17: 23,246,612 km (0.064 R)
• M18: 23,720,089 km (0.061 R)
• M19: 24,767,872 km (0.078 R)
• M20: 26,610,918 km (0.08 R)
• M21: 31,041,857 km (0.115 R)
• M22: 33,082,971 km (0.081 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 772.1

Radius: 3.6

Gravity: 59.58 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 5.74 AU - 7.08 AU

Year: 10479 Days

Day: 18.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 51,463,105 km

• M1: 44,730 km (0.078 R)
• M2: 171,290 km (0.074 R)
• M3: 359,932 km (0.062 R)
• M4: 712,086 km (0.105 R)
• M5: 969,544 km (0.105 R)
• M6: 1,102,536 km (0.082 R)
• M7: 1,489,396 km (0.108 R)
• M8: 2,844,005 km (0.028 R)
• M9: 3,385,101 km (0.108 R)
• M10: 4,277,153 km (0.092 R)
• M11: 6,745,817 km (0.096 R)
• M12: 6,986,520 km (0.069 R)
• M13: 7,150,180 km (0.117 R)
• M14: 7,874,383 km (0.115 R)
• M15: 8,414,132 km (0.119 R)
• M16: 8,693,132 km (0.113 R)
• M17: 9,367,968 km (0.096 R)
• M18: 10,604,993 km (0.084 R)
• M19: 12,005,080 km (0.099 R)
• M20: 14,493,939 km (0.111 R)
• M21: 16,283,728 km (0.105 R)
• M22: 16,862,822 km (0.086 R)
• M23: 21,135,187 km (0.083 R)
• M24: 22,261,659 km (0.102 R)
• M25: 23,155,058 km (0.083 R)
• M26: 25,108,357 km (0.099 R)
• M27: 26,568,881 km (0.07 R)
• M28: 27,879,807 km (0.093 R)
• M29: 32,408,584 km (0.066 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 318 - 19,271 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit