🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.47 AU - 0.73 AU

Year: 171 Days

Day: 20 Hours

Environment

Temp: 195 °C

Axial Tilt: 27.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.63 AU - 0.63 AU

Year: 184 Days

Day: 34 Hours

Environment

Temp: 145 °C

Axial Tilt: 34.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.58 AU - 0.94 AU

Year: 243 Days

Day: 41.4 Hours

Environment

Temp: 153 °C

Axial Tilt: 8.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.11 AU - 1.21 AU

Year: 459 Days

Day: 21.6 Hours

Environment

Temp: 21 °C

Axial Tilt: 28.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Gas Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.5

Radius: 14.1

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 7.78 AU - 8.48 AU

Year: 8510 Days

Day: 14.4 Hours

Environment

Temp: -175 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 82,642,274 km

• M1: 178,769 km (0.108 R)
• M2: 291,117 km (0.072 R)
• M3: 626,516 km (0.12 R)
• M4: 820,395 km (0.095 R)
• M5: 956,678 km (0.116 R)
• M6: 1,068,578 km (0.076 R)
• M7: 1,506,899 km (0.066 R)
• M8: 1,876,855 km (0.036 R)
• M9: 1,999,824 km (0.038 R)
• M10: 2,189,514 km (0.063 R)
• M11: 2,319,515 km (0.094 R)
• M12: 2,610,034 km (0.114 R)
• M13: 2,794,937 km (0.073 R)
• M14: 3,080,669 km (0.048 R)
• M15: 3,862,617 km (0.083 R)
• M16: 4,127,704 km (0.111 R)
• M17: 4,564,680 km (0.068 R)
• M18: 4,704,255 km (0.112 R)
• M19: 4,959,319 km (0.103 R)
• M20: 5,131,805 km (0.106 R)
• M21: 5,572,072 km (0.067 R)
• M22: 6,178,093 km (0.108 R)
• M23: 7,452,816 km (0.051 R)
• M24: 7,817,536 km (0.087 R)
• M25: 8,154,131 km (0.063 R)
• M26: 9,016,563 km (0.053 R)
• M27: 9,192,640 km (0.09 R)
• M28: 9,727,452 km (0.081 R)
• M29: 10,715,845 km (0.104 R)
• M30: 10,864,994 km (0.101 R)
• M31: 11,621,062 km (0.062 R)
• M32: 11,928,336 km (0.115 R)
• M33: 12,747,683 km (0.08 R)
• M34: 13,909,012 km (0.085 R)
• M35: 14,646,828 km (0.108 R)
• M36: 14,895,610 km (0.049 R)
• M37: 15,020,524 km (0.113 R)
• M38: 15,481,584 km (0.113 R)
• M39: 15,650,480 km (0.067 R)
• M40: 16,288,964 km (0.106 R)
• M41: 18,568,088 km (0.106 R)
• M42: 18,837,364 km (0.118 R)
• M43: 19,289,299 km (0.076 R)
• M44: 20,619,823 km (0.054 R)
• M45: 21,319,641 km (0.082 R)
• M46: 21,554,809 km (0.044 R)
• M47: 21,649,056 km (0.055 R)
• M48: 21,743,452 km (0.105 R)
• M49: 23,031,041 km (0.077 R)
• M50: 23,562,712 km (0.084 R)
• M51: 28,011,453 km (0.072 R)
• M52: 28,114,377 km (0.08 R)
• M53: 28,734,460 km (0.06 R)
• M54: 29,046,222 km (0.102 R)
• M55: 29,411,390 km (0.086 R)
• M56: 30,304,340 km (0.073 R)
• M57: 31,153,009 km (0.106 R)
• M58: 31,580,410 km (0.116 R)
• M59: 32,602,911 km (0.077 R)
• M60: 32,765,374 km (0.109 R)
• M61: 35,623,741 km (0.05 R)
• M62: 36,631,731 km (0.053 R)
• M63: 37,195,865 km (0.07 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 800.4

Radius: 5.7

Gravity: 24.64 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 12.72 AU - 16.92 AU

Year: 20943 Days

Day: 18.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 82,642,274 km

• M1: 91,703 km (0.085 R)
• M2: 478,713 km (0.06 R)
• M3: 634,893 km (0.08 R)
• M4: 885,470 km (0.08 R)
• M5: 1,135,897 km (0.052 R)
• M6: 1,284,447 km (0.087 R)
• M7: 1,502,860 km (0.106 R)
• M8: 1,600,099 km (0.089 R)
• M9: 1,766,900 km (0.109 R)
• M10: 1,904,381 km (0.117 R)
• M11: 2,009,698 km (0.081 R)
• M12: 2,045,302 km (0.119 R)
• M13: 2,604,050 km (0.066 R)
• M14: 2,800,472 km (0.116 R)
• M15: 3,165,790 km (0.055 R)
• M16: 3,249,116 km (0.12 R)
• M17: 3,291,004 km (0.092 R)
• M18: 3,417,863 km (0.054 R)
• M19: 4,819,894 km (0.112 R)
• M20: 5,605,133 km (0.098 R)
• M21: 6,063,950 km (0.106 R)
• M22: 6,376,609 km (0.094 R)
• M23: 7,456,257 km (0.119 R)
• M24: 7,623,059 km (0.091 R)
• M25: 8,591,406 km (0.104 R)
• M26: 10,578,664 km (0.099 R)
• M27: 10,641,046 km (0.076 R)
• M28: 10,766,110 km (0.09 R)
• M29: 10,891,623 km (0.092 R)
• M30: 11,271,302 km (0.111 R)
• M31: 12,043,676 km (0.09 R)
• M32: 12,173,976 km (0.037 R)
• M33: 12,239,350 km (0.095 R)
• M34: 12,567,867 km (0.08 R)
• M35: 13,233,727 km (0.073 R)
• M36: 13,368,365 km (0.092 R)
• M37: 13,638,688 km (0.117 R)
• M38: 14,947,969 km (0.05 R)
• M39: 16,368,700 km (0.101 R)
• M40: 16,730,577 km (0.079 R)
• M41: 16,876,136 km (0.087 R)
• M42: 17,241,603 km (0.114 R)
• M43: 17,609,913 km (0.082 R)
• M44: 18,055,117 km (0.109 R)
• M45: 18,279,214 km (0.033 R)
• M46: 18,428,962 km (0.105 R)
• M47: 19,336,722 km (0.104 R)
• M48: 21,352,852 km (0.09 R)
• M49: 21,510,678 km (0.036 R)
• M50: 22,787,346 km (0.112 R)
• M51: 23,516,187 km (0.091 R)
• M52: 25,580,488 km (0.049 R)
• M53: 28,740,444 km (0.051 R)
• M54: 29,176,671 km (0.029 R)
• M55: 29,879,482 km (0.117 R)
• M56: 31,301,559 km (0.065 R)
• M57: 31,391,168 km (0.057 R)
• M58: 33,110,048 km (0.071 R)
• M59: 34,673,645 km (0.069 R)
• M60: 36,355,424 km (0.087 R)
• M61: 36,921,802 km (0.053 R)
• M62: 42,050,465 km (0.098 R)
• M63: 42,744,450 km (0.077 R)
• M64: 43,142,530 km (0.116 R)
• M65: 46,270,023 km (0.061 R)
• M66: 46,576,549 km (0.078 R)
• M67: 47,191,695 km (0.071 R)
• M68: 47,706,312 km (0.111 R)
• M69: 48,844,902 km (0.103 R)
• M70: 50,832,758 km (0.11 R)
• M71: 51,149,008 km (0.032 R)
• M72: 54,670,841 km (0.032 R)
• M73: 54,886,860 km (0.096 R)
• M74: 55,536,414 km (0.042 R)
• M75: 55,644,873 km (0.052 R)
• M76: 55,753,481 km (0.113 R)
• M77: 58,601,076 km (0.059 R)
• M78: 59,154,140 km (0.103 R)
• M79: 59,597,847 km (0.099 R)
• M80: 60,488,553 km (0.112 R)
• M81: 61,495,795 km (0.099 R)
• M82: 63,640,281 km (0.084 R)
• M83: 67,076,095 km (0.11 R)
• M84: 69,633,620 km (0.075 R)
• M85: 70,806,767 km (0.109 R)
• M86: 72,459,973 km (0.049 R)
• M87: 72,815,866 km (0.056 R)
• M88: 74,006,366 km (0.116 R)
• M89: 75,924,659 km (0.07 R)
• M90: 77,495,287 km (0.1 R)
• M91: 78,954,615 km (0.081 R)
• M92: 80,791,377 km (0.079 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: 525 - 19,266 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit