🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.51 AU - 0.75 AU

Year: 182 Days

Day: 46.2 Hours

Environment

Temp: 214 °C

Axial Tilt: 17.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 72,768,928 km

• M1: 154,086 km (0.07 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.33

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.65 AU - 0.67 AU

Year: 195 Days

Day: 12.9 Hours

Environment

Temp: 156 °C

Axial Tilt: 25.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 72,768,928 km

• M1: 151,243 km (0.04 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.83 AU - 1.39 AU

Year: 425 Days

Day: 30.8 Hours

Environment

Temp: 15 °C

Axial Tilt: 31.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.17 AU - 1.19 AU

Year: 466 Days

Day: 40.5 Hours

Environment

Temp: 1 °C

Axial Tilt: 3.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 72,768,928 km

• M1: 88,712 km (0.11 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.08 AU - 1.7 AU

Year: 596 Days

Day: 16.3 Hours

Environment

Temp: -6 °C

Axial Tilt: 6.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 72,768,928 km

• M1: 414,984 km (0.116 R)

Asteroid Belt

Center: 6.94 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 12.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 442.1

Radius: 8.8

Gravity: 5.71 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 9.57 AU - 15.39 AU

Year: 16023 Days

Day: 7.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 72,768,928 km

• M1: 135,685 km (0.066 R)
• M2: 203,154 km (0.102 R)
• M3: 306,975 km (0.06 R)
• M4: 388,954 km (0.063 R)
• M5: 545,434 km (0.104 R)
• M6: 704,756 km (0.055 R)
• M7: 941,419 km (0.091 R)
• M8: 1,026,092 km (0.101 R)
• M9: 1,225,955 km (0.097 R)
• M10: 1,342,641 km (0.113 R)
• M11: 1,612,515 km (0.077 R)
• M12: 1,899,594 km (0.106 R)
• M13: 2,202,978 km (0.063 R)
• M14: 3,235,204 km (0.071 R)
• M15: 3,869,349 km (0.09 R)
• M16: 3,972,871 km (0.054 R)
• M17: 4,253,815 km (0.038 R)
• M18: 4,468,788 km (0.113 R)
• M19: 4,872,253 km (0.113 R)
• M20: 5,097,248 km (0.086 R)
• M21: 5,363,981 km (0.091 R)
• M22: 5,518,516 km (0.111 R)
• M23: 5,635,352 km (0.084 R)
• M24: 5,713,741 km (0.079 R)
• M25: 5,792,579 km (0.073 R)
• M26: 5,871,716 km (0.091 R)
• M27: 7,101,112 km (0.103 R)
• M28: 7,399,260 km (0.064 R)
• M29: 7,744,981 km (0.08 R)
• M30: 7,876,029 km (0.041 R)
• M31: 8,859,186 km (0.11 R)
• M32: 9,786,244 km (0.084 R)
• M33: 9,880,640 km (0.054 R)
• M34: 10,022,758 km (0.108 R)
• M35: 10,743,969 km (0.094 R)
• M36: 10,841,358 km (0.109 R)
• M37: 11,631,234 km (0.062 R)
• M38: 11,731,315 km (0.079 R)
• M39: 12,235,759 km (0.103 R)
• M40: 12,644,461 km (0.073 R)
• M41: 13,791,577 km (0.049 R)
• M42: 14,377,552 km (0.043 R)
• M43: 16,183,647 km (0.068 R)
• M44: 16,801,486 km (0.12 R)
• M45: 17,084,974 km (0.113 R)
• M46: 17,656,438 km (0.062 R)
• M47: 17,829,224 km (0.066 R)
• M48: 19,230,806 km (0.086 R)
• M49: 19,289,897 km (0.045 R)
• M50: 19,586,700 km (0.095 R)
• M51: 20,365,357 km (0.061 R)
• M52: 21,890,956 km (0.115 R)
• M53: 22,014,673 km (0.077 R)
• M54: 22,949,361 km (0.086 R)
• M55: 23,833,484 km (0.104 R)
• M56: 24,407,641 km (0.11 R)
• M57: 24,471,668 km (0.101 R)
• M58: 24,535,846 km (0.038 R)
• M59: 24,857,332 km (0.074 R)
• M60: 25,051,061 km (0.058 R)
• M61: 25,115,687 km (0.112 R)
• M62: 25,180,314 km (0.072 R)
• M63: 26,617,650 km (0.043 R)
• M64: 28,755,553 km (0.105 R)
• M65: 29,776,559 km (0.065 R)
• M66: 29,845,074 km (0.113 R)
• M67: 30,809,382 km (0.043 R)
• M68: 32,345,453 km (0.082 R)
• M69: 32,768,666 km (0.084 R)
• M70: 34,049,373 km (0.114 R)
• M71: 34,264,345 km (0.082 R)
• M72: 34,839,998 km (0.119 R)
• M73: 35,709,461 km (0.102 R)
• M74: 35,782,165 km (0.107 R)
• M75: 35,855,019 km (0.098 R)
• M76: 35,927,873 km (0.084 R)
• M77: 36,219,888 km (0.102 R)
• M78: 36,293,042 km (0.102 R)
• M79: 37,543,680 km (0.116 R)
• M80: 38,883,179 km (0.102 R)
• M81: 40,693,463 km (0.077 R)
• M82: 42,069,016 km (0.061 R)
• M83: 43,304,694 km (0.085 R)
• M84: 44,473,801 km (0.055 R)
• M85: 44,865,748 km (0.116 R)
• M86: 45,653,231 km (0.063 R)
• M87: 46,524,788 km (0.102 R)
• M88: 47,641,985 km (0.116 R)
• M89: 49,496,400 km (0.111 R)
• M90: 51,456,432 km (0.101 R)
• M91: 55,789,534 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 566.6

Radius: 6.2

Gravity: 14.74 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 13.99 AU - 15.49 AU

Year: 20567 Days

Day: 21 Hours

Environment

Temp: -198 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 72,768,928 km

• M1: 149,747 km (0.074 R)
• M2: 702,811 km (0.11 R)
• M3: 817,852 km (0.07 R)
• M4: 1,366,128 km (0.099 R)
• M5: 1,721,871 km (0.104 R)
• M6: 1,878,500 km (0.038 R)
• M7: 2,239,331 km (0.112 R)
• M8: 2,307,248 km (0.068 R)
• M9: 2,480,034 km (0.082 R)
• M10: 3,763,134 km (0.102 R)
• M11: 4,860,884 km (0.105 R)
• M12: 5,908,218 km (0.075 R)
• M13: 6,049,887 km (0.071 R)
• M14: 6,384,837 km (0.113 R)
• M15: 7,629,342 km (0.103 R)
• M16: 7,680,654 km (0.095 R)
• M17: 8,411,140 km (0.118 R)
• M18: 8,623,868 km (0.104 R)
• M19: 10,617,260 km (0.098 R)
• M20: 11,020,875 km (0.111 R)
• M21: 11,842,915 km (0.113 R)
• M22: 12,261,341 km (0.082 R)
• M23: 12,623,816 km (0.062 R)
• M24: 12,745,439 km (0.057 R)
• M25: 13,483,256 km (0.088 R)
• M26: 13,732,187 km (0.117 R)
• M27: 14,424,825 km (0.096 R)
• M28: 14,615,712 km (0.116 R)
• M29: 15,128,833 km (0.108 R)
• M30: 17,374,596 km (0.068 R)
• M31: 17,917,935 km (0.117 R)
• M32: 18,466,810 km (0.102 R)
• M33: 19,440,692 km (0.034 R)
• M34: 19,722,086 km (0.098 R)
• M35: 19,792,546 km (0.118 R)
• M36: 20,075,585 km (0.112 R)
• M37: 20,146,495 km (0.04 R)
• M38: 20,645,553 km (0.087 R)
• M39: 21,004,439 km (0.053 R)
• M40: 21,220,907 km (0.111 R)
• M41: 21,655,788 km (0.093 R)
• M42: 22,608,277 km (0.064 R)
• M43: 23,424,783 km (0.057 R)
• M44: 23,649,179 km (0.09 R)
• M45: 23,874,324 km (0.112 R)
• M46: 24,553,798 km (0.068 R)
• M47: 25,010,370 km (0.09 R)
• M48: 27,413,511 km (0.043 R)
• M49: 27,571,187 km (0.063 R)
• M50: 28,204,285 km (0.106 R)
• M51: 28,682,400 km (0.072 R)
• M52: 29,808,273 km (0.031 R)
• M53: 31,112,767 km (0.113 R)
• M54: 32,186,131 km (0.113 R)
• M55: 32,435,661 km (0.089 R)
• M56: 35,478,631 km (0.112 R)
• M57: 35,822,257 km (0.1 R)
• M58: 36,080,762 km (0.08 R)
• M59: 36,860,018 km (0.106 R)
• M60: 39,142,133 km (0.083 R)
• M61: 39,586,140 km (0.083 R)
• M62: 39,853,471 km (0.085 R)
• M63: 40,031,941 km (0.115 R)
• M64: 40,389,780 km (0.106 R)
• M65: 40,838,424 km (0.093 R)
• M66: 42,376,589 km (0.099 R)
• M67: 42,467,694 km (0.098 R)
• M68: 43,381,887 km (0.059 R)
• M69: 43,657,446 km (0.119 R)
• M70: 44,580,016 km (0.059 R)
• M71: 45,322,769 km (0.097 R)
• M72: 45,882,565 km (0.093 R)
• M73: 46,726,446 km (0.092 R)
• M74: 48,524,762 km (0.104 R)
• M75: 49,672,178 km (0.106 R)
• M76: 49,960,453 km (0.119 R)
• M77: 50,442,008 km (0.042 R)
• M78: 53,364,104 km (0.11 R)
• M79: 55,741,064 km (0.071 R)
• M80: 56,240,572 km (0.112 R)
• M81: 57,042,865 km (0.117 R)
• M82: 58,051,155 km (0.104 R)
• M83: 58,152,283 km (0.081 R)
• M84: 59,065,278 km (0.116 R)
• M85: 59,167,005 km (0.119 R)
• M86: 59,268,732 km (0.088 R)
• M87: 59,778,561 km (0.105 R)
• M88: 65,587,147 km (0.051 R)
• M89: 65,692,464 km (0.102 R)
• M90: 67,917,882 km (0.109 R)
• M91: 69,307,796 km (0.065 R)
• M92: 72,333,263 km (0.1 R)

Kuiper Belt

Range: 30.2 - 50.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 229 - 20,089 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit