🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.49 AU - 0.59 AU

Year: 152 Days

Day: 38.2 Hours

Environment

Temp: 128 °C

Axial Tilt: 12.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 57,143,984 km

• M1: 394,789 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.83 AU - 2.27 AU

Year: 1124 Days

Day: 24.9 Hours

Environment

Temp: -82 °C

Axial Tilt: 14.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,143,984 km

• M1: 261,796 km (0.11 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 2.16 AU - 2.44 AU

Year: 1336 Days

Day: 42.9 Hours

Environment

Temp: -98 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 3.43 AU - 3.79 AU

Year: 2626 Days

Day: 42.5 Hours

Environment

Temp: -130 °C

Axial Tilt: 8.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 635.6

Radius: 11.9

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 4.29 AU - 6.15 AU

Year: 4566 Days

Day: 13.6 Hours

Environment

Temp: -144 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 57,143,984 km

• M1: 157,676 km (0.109 R)
• M2: 277,205 km (0.118 R)
• M3: 385,364 km (0.076 R)
• M4: 484,398 km (0.085 R)
• M5: 658,679 km (0.077 R)
• M6: 807,380 km (0.09 R)
• M7: 942,766 km (0.079 R)
• M8: 1,195,437 km (0.036 R)
• M9: 1,515,726 km (0.092 R)
• M10: 1,639,144 km (0.089 R)
• M11: 1,879,847 km (0.046 R)
• M12: 2,236,339 km (0.077 R)
• M13: 2,431,713 km (0.112 R)
• M14: 2,522,519 km (0.047 R)
• M15: 2,670,172 km (0.074 R)
• M16: 2,782,820 km (0.034 R)
• M17: 2,974,155 km (0.1 R)
• M18: 3,150,082 km (0.112 R)
• M19: 3,574,342 km (0.089 R)
• M20: 3,740,695 km (0.091 R)
• M21: 4,211,778 km (0.095 R)
• M22: 4,815,705 km (0.095 R)
• M23: 5,304,441 km (0.103 R)
• M24: 5,423,072 km (0.098 R)
• M25: 5,518,665 km (0.112 R)
• M26: 5,833,419 km (0.105 R)
• M27: 5,956,090 km (0.12 R)
• M28: 6,941,790 km (0.116 R)
• M29: 7,071,791 km (0.059 R)
• M30: 8,114,039 km (0.074 R)
• M31: 9,004,894 km (0.045 R)
• M32: 9,232,433 km (0.111 R)
• M33: 9,548,533 km (0.028 R)
• M34: 9,897,395 km (0.068 R)
• M35: 9,985,209 km (0.099 R)
• M36: 11,580,371 km (0.104 R)
• M37: 11,859,072 km (0.077 R)
• M38: 12,171,283 km (0.1 R)
• M39: 12,391,491 km (0.063 R)
• M40: 12,518,051 km (0.082 R)
• M41: 12,964,002 km (0.114 R)
• M42: 13,479,965 km (0.072 R)
• M43: 13,577,503 km (0.088 R)
• M44: 13,936,986 km (0.053 R)
• M45: 14,366,033 km (0.1 R)
• M46: 15,034,586 km (0.04 R)
• M47: 15,270,951 km (0.101 R)
• M48: 15,576,579 km (0.09 R)
• M49: 15,850,194 km (0.109 R)
• M50: 16,401,911 km (0.094 R)
• M51: 16,854,743 km (0.084 R)
• M52: 18,310,181 km (0.089 R)
• M53: 18,634,958 km (0.101 R)
• M54: 18,888,975 km (0.1 R)
• M55: 19,253,844 km (0.071 R)
• M56: 19,584,156 km (0.105 R)
• M57: 19,768,461 km (0.106 R)
• M58: 20,101,765 km (0.112 R)
• M59: 20,287,715 km (0.104 R)
• M60: 20,474,264 km (0.086 R)
• M61: 20,698,960 km (0.104 R)
• M62: 20,773,908 km (0.087 R)
• M63: 21,150,596 km (0.099 R)
• M64: 21,415,534 km (0.105 R)
• M65: 22,255,526 km (0.087 R)
• M66: 22,409,312 km (0.068 R)
• M67: 22,756,978 km (0.085 R)
• M68: 22,911,961 km (0.082 R)
• M69: 24,283,474 km (0.116 R)
• M70: 24,720,001 km (0.116 R)
• M71: 25,923,665 km (0.063 R)
• M72: 26,573,519 km (0.09 R)
• M73: 26,818,560 km (0.072 R)
• M74: 27,310,886 km (0.116 R)
• M75: 27,434,454 km (0.118 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 502

Radius: 7.7

Gravity: 8.47 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 10.78 AU - 12.5 AU

Year: 15205 Days

Day: 17.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 57,143,984 km

• M1: 115,938 km (0.105 R)
• M2: 294,708 km (0.104 R)
• M3: 518,357 km (0.095 R)
• M4: 569,369 km (0.062 R)
• M5: 695,630 km (0.084 R)
• M6: 872,156 km (0.119 R)
• M7: 1,484,609 km (0.072 R)
• M8: 1,584,989 km (0.119 R)
• M9: 1,687,614 km (0.067 R)
• M10: 1,981,573 km (0.094 R)
• M11: 2,036,775 km (0.056 R)
• M12: 2,120,550 km (0.063 R)
• M13: 2,496,938 km (0.045 R)
• M14: 2,677,652 km (0.072 R)
• M15: 2,800,622 km (0.108 R)
• M16: 2,862,854 km (0.09 R)
• M17: 3,343,961 km (0.116 R)
• M18: 3,476,505 km (0.105 R)
• M19: 3,781,086 km (0.094 R)
• M20: 5,045,936 km (0.113 R)
• M21: 5,236,673 km (0.064 R)
• M22: 6,388,427 km (0.026 R)
• M23: 6,887,187 km (0.117 R)
• M24: 7,269,559 km (0.079 R)
• M25: 7,398,662 km (0.111 R)
• M26: 7,484,980 km (0.117 R)
• M27: 8,775,561 km (0.077 R)
• M28: 8,912,892 km (0.049 R)
• M29: 9,657,889 km (0.08 R)
• M30: 10,959,690 km (0.08 R)
• M31: 11,505,572 km (0.103 R)
• M32: 11,555,688 km (0.113 R)
• M33: 11,857,726 km (0.086 R)
• M34: 12,009,717 km (0.07 R)
• M35: 13,091,609 km (0.037 R)
• M36: 13,196,327 km (0.1 R)
• M37: 14,043,650 km (0.096 R)
• M38: 15,734,854 km (0.117 R)
• M39: 16,689,288 km (0.084 R)
• M40: 19,008,055 km (0.115 R)
• M41: 19,663,294 km (0.113 R)
• M42: 20,507,923 km (0.059 R)
• M43: 21,118,432 km (0.062 R)
• M44: 21,611,058 km (0.112 R)
• M45: 21,796,859 km (0.085 R)
• M46: 24,452,370 km (0.097 R)
• M47: 25,229,681 km (0.086 R)
• M48: 27,074,671 km (0.066 R)
• M49: 27,208,113 km (0.049 R)
• M50: 27,609,783 km (0.112 R)
• M51: 27,811,441 km (0.104 R)
• M52: 28,418,958 km (0.118 R)
• M53: 29,441,459 km (0.107 R)
• M54: 29,853,751 km (0.093 R)
• M55: 33,149,392 km (0.073 R)
• M56: 33,650,096 km (0.061 R)
• M57: 34,081,088 km (0.095 R)
• M58: 34,225,300 km (0.088 R)
• M59: 35,021,460 km (0.083 R)
• M60: 35,970,359 km (0.094 R)
• M61: 36,853,585 km (0.093 R)
• M62: 37,298,040 km (0.092 R)
• M63: 38,416,584 km (0.071 R)
• M64: 39,849,282 km (0.078 R)
• M65: 40,305,406 km (0.094 R)
• M66: 40,686,731 km (0.086 R)
• M67: 41,222,740 km (0.032 R)
• M68: 41,760,994 km (0.089 R)
• M69: 41,838,036 km (0.102 R)
• M70: 42,069,614 km (0.071 R)
• M71: 43,155,695 km (0.098 R)
• M72: 43,389,666 km (0.075 R)
• M73: 45,197,257 km (0.12 R)
• M74: 45,831,701 km (0.056 R)
• M75: 46,150,195 km (0.119 R)
• M76: 46,549,023 km (0.103 R)
• M77: 47,511,237 km (0.075 R)
• M78: 47,591,720 km (0.075 R)
• M79: 47,672,353 km (0.095 R)
• M80: 48,966,824 km (0.103 R)
• M81: 49,210,818 km (0.083 R)
• M82: 51,095,003 km (0.104 R)
• M83: 51,177,432 km (0.091 R)
• M84: 51,838,804 km (0.09 R)
• M85: 52,253,489 km (0.115 R)
• M86: 52,919,349 km (0.061 R)
• M87: 53,587,902 km (0.113 R)
• M88: 54,343,521 km (0.113 R)
• M89: 55,271,776 km (0.1 R)
• M90: 56,375,509 km (0.059 R)
• M91: 56,546,050 km (0.111 R)
• M92: 57,058,423 km (0.112 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 180 - 20,109 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit