🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.5 AU - 0.62 AU

Year: 271 Days

Day: 21.9 Hours

Environment

Temp: -116 °C

Axial Tilt: 19.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.55 AU - 0.73 AU

Year: 331 Days

Day: 28.6 Hours

Environment

Temp: -138 °C

Axial Tilt: 45 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 11,076,732 km

• M1: 500,255 km (0.088 R)
• M2: 656,735 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 401.6

Radius: 8.3

Gravity: 5.83 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.85 AU - 0.85 AU

Year: 506 Days

Day: 11.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (50)

Outer Limit: 11,076,732 km

• M1: 104,120 km (0.084 R)
• M2: 174,581 km (0.083 R)
• M3: 260,899 km (0.098 R)
• M4: 364,420 km (0.09 R)
• M5: 451,038 km (0.046 R)
• M6: 524,789 km (0.095 R)
• M7: 584,928 km (0.058 R)
• M8: 666,459 km (0.058 R)
• M9: 764,296 km (0.115 R)
• M10: 837,898 km (0.079 R)
• M11: 918,232 km (0.087 R)
• M12: 983,606 km (0.116 R)
• M13: 1,078,002 km (0.073 R)
• M14: 1,189,752 km (0.03 R)
• M15: 1,261,559 km (0.047 R)
• M16: 1,339,799 km (0.033 R)
• M17: 1,445,115 km (0.104 R)
• M18: 1,506,600 km (0.116 R)
• M19: 1,605,784 km (0.087 R)
• M20: 1,658,891 km (0.113 R)
• M21: 1,723,367 km (0.114 R)
• M22: 1,777,821 km (0.114 R)
• M23: 1,838,408 km (0.112 R)
• M24: 2,099,157 km (0.109 R)
• M25: 2,151,666 km (0.113 R)
• M26: 2,210,458 km (0.092 R)
• M27: 2,263,865 km (0.053 R)
• M28: 2,353,773 km (0.096 R)
• M29: 2,469,562 km (0.116 R)
• M30: 2,556,029 km (0.068 R)
• M31: 2,630,978 km (0.096 R)
• M32: 2,751,254 km (0.063 R)
• M33: 2,834,580 km (0.066 R)
• M34: 2,944,834 km (0.089 R)
• M35: 3,023,523 km (0.1 R)
• M36: 3,399,911 km (0.119 R)
• M37: 3,489,520 km (0.113 R)
• M38: 3,572,996 km (0.115 R)
• M39: 3,663,951 km (0.053 R)
• M40: 3,741,742 km (0.113 R)
• M41: 3,862,916 km (0.118 R)
• M42: 3,963,596 km (0.113 R)
• M43: 4,123,815 km (0.102 R)
• M44: 4,412,838 km (0.083 R)
• M45: 4,465,496 km (0.064 R)
• M46: 4,777,857 km (0.09 R)
• M47: 4,956,177 km (0.054 R)
• M48: 5,176,236 km (0.059 R)
• M49: 5,303,544 km (0.068 R)
• M50: 5,471,991 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 616.6

Radius: 9.9

Gravity: 6.29 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.91 AU - 2.63 AU

Year: 2208 Days

Day: 6.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 11,076,732 km

• M1: 288,724 km (0.058 R)
• M2: 407,654 km (0.062 R)
• M3: 502,948 km (0.092 R)
• M4: 653,892 km (0.096 R)
• M5: 718,818 km (0.076 R)
• M6: 786,286 km (0.104 R)
• M7: 864,975 km (0.084 R)
• M8: 965,056 km (0.097 R)
• M9: 1,117,795 km (0.047 R)
• M10: 1,299,706 km (0.107 R)
• M11: 1,447,958 km (0.104 R)
• M12: 1,524,253 km (0.1 R)
• M13: 1,635,703 km (0.039 R)
• M14: 1,819,858 km (0.093 R)
• M15: 1,914,554 km (0.082 R)
• M16: 2,121,447 km (0.041 R)
• M17: 2,221,229 km (0.106 R)
• M18: 2,284,509 km (0.068 R)
• M19: 2,361,253 km (0.047 R)
• M20: 3,247,471 km (0.079 R)
• M21: 3,319,577 km (0.11 R)
• M22: 3,583,916 km (0.084 R)
• M23: 3,854,988 km (0.066 R)
• M24: 4,258,603 km (0.086 R)
• M25: 4,594,450 km (0.078 R)
• M26: 4,675,681 km (0.081 R)
• M27: 4,972,184 km (0.055 R)
• M28: 5,072,415 km (0.097 R)
• M29: 5,139,584 km (0.102 R)
• M30: 5,653,004 km (0.085 R)
• M31: 5,792,579 km (0.101 R)
• M32: 5,898,195 km (0.052 R)
• M33: 6,182,730 km (0.089 R)
• M34: 6,399,199 km (0.089 R)
• M35: 6,544,757 km (0.078 R)
• M36: 6,636,461 km (0.081 R)
• M37: 7,082,113 km (0.044 R)
• M38: 7,327,603 km (0.106 R)
• M39: 7,518,340 km (0.108 R)
• M40: 7,865,856 km (0.09 R)
• M41: 8,198,861 km (0.059 R)
• M42: 8,357,285 km (0.101 R)
• M43: 8,596,642 km (0.116 R)
• M44: 9,021,200 km (0.101 R)
• M45: 9,349,269 km (0.114 R)
• M46: 9,681,077 km (0.111 R)
• M47: 10,059,260 km (0.11 R)
• M48: 10,271,390 km (0.066 R)
• M49: 10,506,558 km (0.068 R)
• M50: 10,721,829 km (0.096 R)
• M51: 10,829,988 km (0.092 R)
• M52: 11,156,710 km (0.092 R)
• M53: 12,178,912 km (0.087 R)
• M54: 12,337,037 km (0.111 R)
• M55: 12,884,565 km (0.07 R)
• M56: 13,022,644 km (0.096 R)
• M57: 13,254,072 km (0.117 R)
• M58: 13,510,034 km (0.09 R)
• M59: 13,580,196 km (0.053 R)
• M60: 13,885,375 km (0.11 R)
• M61: 14,311,729 km (0.096 R)
• M62: 15,080,363 km (0.109 R)
• M63: 15,250,157 km (0.114 R)
• M64: 15,347,545 km (0.116 R)
• M65: 15,420,848 km (0.115 R)
• M66: 15,788,410 km (0.041 R)
• M67: 16,084,613 km (0.111 R)
• M68: 16,307,963 km (0.103 R)
• M69: 16,908,599 km (0.074 R)

Asteroid Belt

Center: 2.88 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 47.7

Radius: 8.5

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 3.32 AU - 3.66 AU

Year: 4210 Days

Day: 9.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 11,076,732 km

• M1: 127,906 km (0.067 R)
• M2: 206,894 km (0.098 R)
• M3: 340,186 km (0.112 R)
• M4: 447,447 km (0.059 R)
• M5: 533,616 km (0.086 R)
• M6: 841,039 km (0.084 R)
• M7: 978,669 km (0.095 R)
• M8: 1,315,863 km (0.099 R)
• M9: 1,485,357 km (0.118 R)
• M10: 1,722,470 km (0.093 R)
• M11: 1,827,936 km (0.116 R)
• M12: 1,899,444 km (0.1 R)
• M13: 2,073,127 km (0.107 R)
• M14: 2,261,621 km (0.115 R)
• M15: 2,544,959 km (0.03 R)
• M16: 2,912,521 km (0.08 R)
• M17: 3,049,403 km (0.091 R)
• M18: 3,188,379 km (0.063 R)
• M19: 3,253,305 km (0.097 R)
• M20: 3,340,520 km (0.096 R)
• M21: 3,663,353 km (0.092 R)
• M22: 3,926,495 km (0.026 R)
• M23: 4,302,884 km (0.119 R)
• M24: 4,519,800 km (0.079 R)
• M25: 5,578,654 km (0.034 R)
• M26: 6,015,031 km (0.11 R)
• M27: 6,149,370 km (0.06 R)
• M28: 6,203,375 km (0.087 R)
• M29: 6,683,135 km (0.108 R)
• M30: 7,231,561 km (0.083 R)
• M31: 7,970,724 km (0.113 R)
• M32: 8,044,476 km (0.057 R)
• M33: 8,103,567 km (0.074 R)
• M34: 8,642,718 km (0.096 R)
• M35: 8,779,301 km (0.096 R)
• M36: 9,395,045 km (0.086 R)
• M37: 9,692,296 km (0.104 R)
• M38: 9,802,700 km (0.054 R)
• M39: 9,929,259 km (0.115 R)
• M40: 10,072,425 km (0.096 R)
• M41: 10,264,209 km (0.069 R)
• M42: 10,344,543 km (0.037 R)
• M43: 10,700,436 km (0.09 R)
• M44: 11,076,675 km (0.083 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 185 - 19,672 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit