🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.6 AU - 0.74 AU

Year: 195 Days

Day: 30.8 Hours

Environment

Temp: 182 °C

Axial Tilt: 36.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 71,141,081 km

• M1: 43,832 km (0.062 R)
• M2: 414,237 km (0.082 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.69 AU - 0.69 AU

Year: 204 Days

Day: 35.8 Hours

Environment

Temp: 222 °C

Axial Tilt: 25.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.97 AU - 1.31 AU

Year: 434 Days

Day: 17.5 Hours

Environment

Temp: 18 °C

Axial Tilt: 36.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.77 AU - 1.99 AU

Year: 919 Days

Day: 17.4 Hours

Environment

Temp: -45 °C

Axial Tilt: 21.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2.68 AU - 4.42 AU

Year: 2384 Days

Day: 36.4 Hours

Environment

Temp: -119 °C

Axial Tilt: 25.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,141,081 km

• M1: 179,817 km (0.046 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 3.78 AU - 4.22 AU

Year: 2852 Days

Day: 36.9 Hours

Environment

Temp: -114 °C

Axial Tilt: 30 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.43 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 148.6

Radius: 8.1

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 9.09 AU - 12.63 AU

Year: 12757 Days

Day: 9.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 71,141,081 km

• M1: 182,360 km (0.086 R)
• M2: 267,481 km (0.109 R)
• M3: 634,893 km (0.074 R)
• M4: 739,761 km (0.038 R)
• M5: 850,763 km (0.101 R)
• M6: 908,358 km (0.086 R)
• M7: 982,409 km (0.066 R)
• M8: 1,168,808 km (0.118 R)
• M9: 1,282,951 km (0.108 R)
• M10: 1,349,822 km (0.073 R)
• M11: 1,469,799 km (0.084 R)
• M12: 1,629,420 km (0.112 R)
• M13: 1,927,269 km (0.09 R)
• M14: 2,637,261 km (0.089 R)
• M15: 2,876,019 km (0.105 R)
• M16: 3,121,808 km (0.045 R)
• M17: 4,373,494 km (0.099 R)
• M18: 4,526,981 km (0.118 R)
• M19: 5,024,843 km (0.087 R)
• M20: 5,375,500 km (0.084 R)
• M21: 5,567,734 km (0.113 R)
• M22: 5,930,508 km (0.086 R)
• M23: 6,915,461 km (0.097 R)
• M24: 7,034,690 km (0.108 R)
• M25: 7,094,529 km (0.107 R)
• M26: 7,457,304 km (0.115 R)
• M27: 7,950,379 km (0.099 R)
• M28: 8,295,501 km (0.094 R)
• M29: 8,422,211 km (0.116 R)
• M30: 9,032,869 km (0.101 R)
• M31: 9,097,944 km (0.083 R)
• M32: 10,093,518 km (0.108 R)
• M33: 10,296,672 km (0.07 R)
• M34: 10,949,218 km (0.095 R)
• M35: 11,298,080 km (0.109 R)
• M36: 11,403,397 km (0.086 R)
• M37: 11,473,857 km (0.054 R)
• M38: 11,721,442 km (0.094 R)
• M39: 11,863,710 km (0.118 R)
• M40: 12,729,432 km (0.101 R)
• M41: 12,839,088 km (0.054 R)
• M42: 14,217,183 km (0.094 R)
• M43: 14,635,908 km (0.103 R)
• M44: 14,789,245 km (0.103 R)
• M45: 15,876,972 km (0.092 R)
• M46: 17,111,154 km (0.084 R)
• M47: 17,923,620 km (0.115 R)
• M48: 18,005,600 km (0.05 R)
• M49: 18,169,858 km (0.069 R)
• M50: 18,499,871 km (0.057 R)
• M51: 18,748,802 km (0.112 R)
• M52: 19,123,993 km (0.117 R)
• M53: 19,333,580 km (0.09 R)
• M54: 20,094,435 km (0.07 R)
• M55: 20,865,013 km (0.087 R)
• M56: 21,253,968 km (0.105 R)
• M57: 21,340,735 km (0.078 R)
• M58: 21,732,531 km (0.061 R)
• M59: 21,907,411 km (0.089 R)
• M60: 23,100,454 km (0.107 R)
• M61: 23,907,385 km (0.062 R)
• M62: 23,997,593 km (0.057 R)
• M63: 24,495,903 km (0.1 R)
• M64: 24,769,069 km (0.107 R)
• M65: 26,383,080 km (0.083 R)
• M66: 26,523,104 km (0.074 R)
• M67: 27,273,487 km (0.077 R)
• M68: 27,793,489 km (0.09 R)
• M69: 27,935,906 km (0.101 R)
• M70: 28,078,473 km (0.117 R)
• M71: 28,173,617 km (0.078 R)
• M72: 28,316,783 km (0.112 R)
• M73: 30,149,207 km (0.053 R)
• M74: 30,344,282 km (0.109 R)
• M75: 30,784,848 km (0.115 R)
• M76: 31,474,345 km (0.032 R)
• M77: 32,069,445 km (0.03 R)
• M78: 32,268,710 km (0.066 R)
• M79: 32,568,204 km (0.108 R)
• M80: 32,718,251 km (0.102 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 813.5

Radius: 5.4

Gravity: 27.9 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 9.74 AU - 16.14 AU

Year: 16592 Days

Day: 22 Hours

Environment

Temp: -175 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 71,141,081 km

• M1: 73,453 km (0.115 R)
• M2: 160,519 km (0.12 R)
• M3: 210,933 km (0.103 R)
• M4: 253,269 km (0.118 R)
• M5: 474,076 km (0.081 R)
• M6: 512,672 km (0.111 R)
• M7: 723,156 km (0.108 R)
• M8: 838,047 km (0.108 R)
• M9: 1,556,267 km (0.105 R)
• M10: 1,675,347 km (0.097 R)
• M11: 1,828,535 km (0.086 R)
• M12: 1,954,197 km (0.112 R)
• M13: 2,018,225 km (0.09 R)
• M14: 2,485,419 km (0.117 R)
• M15: 2,624,844 km (0.101 R)
• M16: 2,731,208 km (0.08 R)
• M17: 3,475,757 km (0.061 R)
• M18: 4,196,220 km (0.043 R)
• M19: 4,744,347 km (0.095 R)
• M20: 4,917,581 km (0.068 R)
• M21: 5,768,494 km (0.07 R)
• M22: 5,860,796 km (0.068 R)
• M23: 6,093,420 km (0.083 R)
• M24: 6,187,368 km (0.115 R)
• M25: 7,855,833 km (0.098 R)
• M26: 8,267,526 km (0.101 R)
• M27: 9,927,913 km (0.104 R)
• M28: 10,767,307 km (0.108 R)
• M29: 11,571,096 km (0.089 R)
• M30: 12,039,038 km (0.112 R)
• M31: 12,097,830 km (0.119 R)
• M32: 12,156,921 km (0.059 R)
• M33: 12,275,253 km (0.075 R)
• M34: 13,174,935 km (0.116 R)
• M35: 13,418,331 km (0.118 R)
• M36: 13,971,693 km (0.053 R)
• M37: 14,095,560 km (0.099 R)
• M38: 14,344,641 km (0.075 R)
• M39: 14,469,704 km (0.115 R)
• M40: 14,720,879 km (0.086 R)
• M41: 14,783,860 km (0.057 R)
• M42: 17,178,174 km (0.104 R)
• M43: 18,047,637 km (0.099 R)
• M44: 18,521,712 km (0.092 R)
• M45: 19,968,174 km (0.11 R)
• M46: 20,247,773 km (0.047 R)
• M47: 20,669,788 km (0.11 R)
• M48: 21,307,973 km (0.1 R)
• M49: 22,024,696 km (0.087 R)
• M50: 22,169,058 km (0.116 R)
• M51: 22,241,314 km (0.118 R)
• M52: 22,603,789 km (0.094 R)
• M53: 23,408,177 km (0.088 R)
• M54: 24,744,685 km (0.053 R)
• M55: 25,195,573 km (0.117 R)
• M56: 26,181,871 km (0.097 R)
• M57: 26,411,354 km (0.117 R)
• M58: 26,564,692 km (0.108 R)
• M59: 27,879,658 km (0.107 R)
• M60: 28,978,604 km (0.091 R)
• M61: 29,215,866 km (0.083 R)
• M62: 29,612,749 km (0.099 R)
• M63: 30,251,532 km (0.096 R)
• M64: 33,596,091 km (0.117 R)
• M65: 36,542,272 km (0.096 R)
• M66: 39,307,439 km (0.06 R)
• M67: 40,803,717 km (0.115 R)
• M68: 42,677,430 km (0.079 R)
• M69: 44,123,892 km (0.099 R)
• M70: 45,862,219 km (0.045 R)
• M71: 47,902,884 km (0.091 R)
• M72: 48,183,380 km (0.094 R)
• M73: 49,028,309 km (0.092 R)
• M74: 49,973,019 km (0.089 R)
• M75: 50,542,538 km (0.105 R)
• M76: 52,264,260 km (0.099 R)
• M77: 52,456,793 km (0.054 R)
• M78: 52,745,965 km (0.031 R)
• M79: 53,229,166 km (0.09 R)
• M80: 54,882,821 km (0.058 R)
• M81: 56,355,762 km (0.05 R)
• M82: 56,948,618 km (0.069 R)
• M83: 57,742,385 km (0.107 R)
• M84: 58,939,766 km (0.091 R)
• M85: 60,852,375 km (0.114 R)
• M86: 61,663,644 km (0.078 R)
• M87: 62,274,602 km (0.106 R)
• M88: 63,913,297 km (0.097 R)
• M89: 65,048,146 km (0.105 R)
• M90: 66,293,848 km (0.082 R)
• M91: 67,442,610 km (0.101 R)
• M92: 67,756,915 km (0.082 R)
• M93: 67,966,801 km (0.075 R)
• M94: 70,183,691 km (0.062 R)
• M95: 70,608,699 km (0.074 R)
• M96: 71,141,118 km (0.092 R)

Kuiper Belt

Range: 30.8 - 45.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 372 - 13,722 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit