🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.42 AU - 0.6 AU

Year: 235 Days

Day: 34.8 Hours

Environment

Temp: -120 °C

Axial Tilt: 38.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,335,982 km

• M1: 464,352 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 836.5

Radius: 8.3

Gravity: 12.14 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.63 AU - 0.79 AU

Year: 386 Days

Day: 5.4 Hours

Environment

Temp: -139 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 54,335,982 km

• M1: 111,750 km (0.114 R)
• M2: 196,272 km (0.106 R)
• M3: 263,741 km (0.038 R)
• M4: 339,288 km (0.09 R)
• M5: 464,352 km (0.096 R)
• M6: 520,601 km (0.062 R)
• M7: 583,282 km (0.107 R)
• M8: 672,592 km (0.104 R)
• M9: 741,706 km (0.116 R)
• M10: 870,061 km (0.101 R)
• M11: 937,081 km (0.105 R)
• M12: 1,001,408 km (0.119 R)
• M13: 1,168,808 km (0.112 R)
• M14: 1,340,397 km (0.086 R)
• M15: 1,541,905 km (0.036 R)
• M16: 1,724,863 km (0.108 R)
• M17: 1,816,268 km (0.041 R)
• M18: 1,909,318 km (0.117 R)
• M19: 1,968,259 km (0.104 R)
• M20: 2,148,824 km (0.042 R)
• M21: 2,259,825 km (0.105 R)
• M22: 2,353,773 km (0.094 R)
• M23: 2,519,827 km (0.116 R)
• M24: 2,584,752 km (0.106 R)
• M25: 2,736,145 km (0.066 R)
• M26: 2,803,015 km (0.066 R)
• M27: 2,938,102 km (0.082 R)
• M28: 2,999,737 km (0.075 R)
• M29: 3,152,027 km (0.03 R)
• M30: 3,285,618 km (0.064 R)
• M31: 3,342,465 km (0.045 R)
• M32: 3,457,207 km (0.12 R)
• M33: 3,565,815 km (0.045 R)
• M34: 3,653,629 km (0.096 R)
• M35: 3,786,621 km (0.087 R)
• M36: 3,921,259 km (0.106 R)
• M37: 4,042,284 km (0.08 R)
• M38: 4,126,358 km (0.116 R)
• M39: 4,264,886 km (0.105 R)
• M40: 4,350,456 km (0.083 R)
• M41: 4,499,455 km (0.104 R)
• M42: 4,610,307 km (0.051 R)
• M43: 4,674,036 km (0.055 R)
• M44: 4,924,014 km (0.104 R)
• M45: 5,054,762 km (0.065 R)
• M46: 5,153,647 km (0.102 R)
• M47: 5,228,146 km (0.105 R)
• M48: 5,286,340 km (0.08 R)
• M49: 5,395,098 km (0.045 R)
• M50: 5,580,749 km (0.06 R)
• M51: 5,640,289 km (0.106 R)
• M52: 5,759,967 km (0.069 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 957.2

Radius: 11.4

Gravity: 7.37 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.58 AU - 0.88 AU

Year: 403 Days

Day: 14.1 Hours

Environment

Temp: -148 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 54,335,982 km

• M1: 154,235 km (0.089 R)
• M2: 225,594 km (0.095 R)
• M3: 363,224 km (0.03 R)
• M4: 446,998 km (0.088 R)
• M5: 554,260 km (0.055 R)
• M6: 643,420 km (0.051 R)
• M7: 742,454 km (0.061 R)
• M8: 856,298 km (0.116 R)
• M9: 986,149 km (0.083 R)
• M10: 1,102,836 km (0.118 R)
• M11: 1,188,555 km (0.088 R)
• M12: 1,324,390 km (0.084 R)
• M13: 1,410,708 km (0.09 R)
• M14: 1,652,159 km (0.082 R)
• M15: 1,757,476 km (0.114 R)
• M16: 1,828,834 km (0.114 R)
• M17: 1,968,708 km (0.09 R)
• M18: 2,422,887 km (0.118 R)
• M19: 2,496,190 km (0.084 R)
• M20: 2,583,854 km (0.073 R)
• M21: 2,686,329 km (0.045 R)
• M22: 2,895,467 km (0.07 R)
• M23: 3,124,501 km (0.109 R)
• M24: 3,248,518 km (0.075 R)
• M25: 3,337,229 km (0.056 R)
• M26: 3,426,689 km (0.043 R)
• M27: 3,532,006 km (0.073 R)
• M28: 3,661,557 km (0.077 R)
• M29: 3,808,014 km (0.066 R)
• M30: 3,893,883 km (0.059 R)
• M31: 4,003,987 km (0.077 R)
• M32: 4,195,173 km (0.093 R)
• M33: 4,512,470 km (0.095 R)
• M34: 4,595,048 km (0.05 R)
• M35: 4,728,340 km (0.055 R)
• M36: 4,854,451 km (0.085 R)
• M37: 4,947,650 km (0.087 R)
• M38: 5,075,706 km (0.108 R)
• M39: 5,178,929 km (0.076 R)
• M40: 5,361,438 km (0.116 R)
• M41: 5,457,779 km (0.116 R)
• M42: 5,554,868 km (0.116 R)
• M43: 5,732,740 km (0.076 R)
• M44: 5,930,508 km (0.115 R)
• M45: 6,121,545 km (0.07 R)
• M46: 6,222,374 km (0.095 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 520.2

Radius: 7.8

Gravity: 8.55 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 7.53 AU - 7.91 AU

Year: 13850 Days

Day: 17.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 54,335,982 km

• M1: 101,876 km (0.051 R)
• M2: 151,243 km (0.113 R)
• M3: 227,987 km (0.05 R)
• M4: 498,759 km (0.085 R)
• M5: 796,609 km (0.049 R)
• M6: 934,388 km (0.106 R)
• M7: 995,873 km (0.104 R)
• M8: 1,393,953 km (0.074 R)
• M9: 1,537,118 km (0.096 R)
• M10: 1,968,858 km (0.098 R)
• M11: 2,267,605 km (0.08 R)
• M12: 2,323,554 km (0.065 R)
• M13: 2,610,034 km (0.115 R)
• M14: 2,847,446 km (0.06 R)
• M15: 3,503,433 km (0.111 R)
• M16: 3,798,589 km (0.046 R)
• M17: 3,898,820 km (0.085 R)
• M18: 4,067,716 km (0.103 R)
• M19: 4,518,304 km (0.08 R)
• M20: 4,624,519 km (0.115 R)
• M21: 4,875,694 km (0.115 R)
• M22: 5,428,907 km (0.103 R)
• M23: 6,836,174 km (0.12 R)
• M24: 7,040,225 km (0.085 R)
• M25: 7,496,200 km (0.077 R)
• M26: 8,479,955 km (0.082 R)
• M27: 8,787,529 km (0.111 R)
• M28: 9,098,692 km (0.072 R)
• M29: 9,233,181 km (0.12 R)
• M30: 9,323,089 km (0.111 R)
• M31: 9,458,625 km (0.079 R)
• M32: 9,961,423 km (0.073 R)
• M33: 10,053,725 km (0.073 R)
• M34: 10,285,751 km (0.09 R)
• M35: 10,802,612 km (0.063 R)
• M36: 10,992,601 km (0.071 R)
• M37: 11,569,451 km (0.103 R)
• M38: 12,403,309 km (0.111 R)
• M39: 13,562,094 km (0.072 R)
• M40: 14,076,561 km (0.046 R)
• M41: 16,252,313 km (0.118 R)
• M42: 17,462,260 km (0.075 R)
• M43: 17,853,309 km (0.092 R)
• M44: 18,247,200 km (0.118 R)
• M45: 18,644,083 km (0.108 R)
• M46: 19,793,444 km (0.111 R)
• M47: 20,494,160 km (0.059 R)
• M48: 20,611,595 km (0.104 R)
• M49: 20,965,693 km (0.092 R)
• M50: 21,143,415 km (0.119 R)
• M51: 22,039,805 km (0.045 R)
• M52: 22,100,093 km (0.05 R)
• M53: 22,765,804 km (0.086 R)
• M54: 23,192,906 km (0.07 R)
• M55: 23,931,321 km (0.11 R)
• M56: 26,001,456 km (0.115 R)
• M57: 26,575,912 km (0.115 R)
• M58: 26,768,295 km (0.078 R)
• M59: 28,128,140 km (0.09 R)
• M60: 28,520,834 km (0.07 R)
• M61: 28,783,528 km (0.045 R)
• M62: 29,377,731 km (0.115 R)
• M63: 29,643,117 km (0.101 R)
• M64: 30,176,284 km (0.04 R)
• M65: 30,511,084 km (0.118 R)
• M66: 30,578,254 km (0.06 R)
• M67: 31,387,428 km (0.112 R)
• M68: 32,614,430 km (0.117 R)
• M69: 32,958,056 km (0.073 R)
• M70: 33,302,880 km (0.1 R)
• M71: 33,441,108 km (0.087 R)
• M72: 33,926,553 km (0.068 R)
• M73: 34,904,325 km (0.093 R)
• M74: 35,044,797 km (0.092 R)
• M75: 35,679,092 km (0.082 R)
• M76: 35,749,852 km (0.075 R)
• M77: 36,887,693 km (0.091 R)
• M78: 37,532,909 km (0.119 R)
• M79: 39,052,823 km (0.104 R)
• M80: 40,224,474 km (0.075 R)
• M81: 41,556,194 km (0.118 R)
• M82: 41,630,544 km (0.053 R)
• M83: 41,854,043 km (0.057 R)
• M84: 42,602,033 km (0.096 R)
• M85: 43,278,814 km (0.118 R)
• M86: 43,429,758 km (0.098 R)
• M87: 45,791,011 km (0.106 R)
• M88: 45,944,797 km (0.104 R)
• M89: 46,484,247 km (0.094 R)
• M90: 48,428,271 km (0.107 R)
• M91: 48,898,757 km (0.085 R)
• M92: 49,370,738 km (0.079 R)
• M93: 49,923,353 km (0.117 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: 209 - 15,948 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit