🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.49 AU - 0.55 AU

Year: 136 Days

Day: 27.9 Hours

Environment

Temp: 176 °C

Axial Tilt: 179.6 °

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: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.57 AU - 0.69 AU

Year: 181 Days

Day: 12.5 Hours

Environment

Temp: 187 °C

Axial Tilt: 20.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 78,899,416 km

• M1: 255,214 km (0.118 R)
• M2: 309,967 km (0.113 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.71 AU - 1.15 AU

Year: 324 Days

Day: 44 Hours

Environment

Temp: 100 °C

Axial Tilt: 32.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.43 AU - 1.89 AU

Year: 773 Days

Day: 31.2 Hours

Environment

Temp: -34 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.56 AU - 1.96 AU

Year: 844 Days

Day: 25.8 Hours

Environment

Temp: -43 °C

Axial Tilt: 6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.51 AU - 2.03 AU

Year: 852 Days

Day: 30.2 Hours

Environment

Temp: -44 °C

Axial Tilt: 24.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.73 AU - 2.43 AU

Year: 1085 Days

Day: 35.9 Hours

Environment

Temp: -59 °C

Axial Tilt: 45.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,899,416 km

• M1: 1,291,927 km (0.063 R)

Asteroid Belt

Center: 4.18 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 572.6

Radius: 9.5

Gravity: 6.34 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 5.83 AU - 6.73 AU

Year: 5692 Days

Day: 13.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 78,899,416 km

• M1: 125,961 km (0.08 R)
• M2: 403,316 km (0.093 R)
• M3: 678,127 km (0.11 R)
• M4: 752,627 km (0.108 R)
• M5: 843,582 km (0.097 R)
• M6: 980,165 km (0.071 R)
• M7: 1,291,628 km (0.077 R)
• M8: 1,370,316 km (0.117 R)
• M9: 1,912,758 km (0.051 R)
• M10: 2,039,917 km (0.036 R)
• M11: 2,418,549 km (0.065 R)
• M12: 2,556,328 km (0.071 R)
• M13: 2,616,317 km (0.045 R)
• M14: 2,696,801 km (0.029 R)
• M15: 3,027,562 km (0.117 R)
• M16: 3,112,234 km (0.081 R)
• M17: 3,503,433 km (0.05 R)
• M18: 3,570,153 km (0.091 R)
• M19: 4,049,315 km (0.105 R)
• M20: 4,166,450 km (0.12 R)
• M21: 4,308,568 km (0.114 R)
• M22: 4,719,813 km (0.097 R)
• M23: 5,372,957 km (0.074 R)
• M24: 5,450,150 km (0.099 R)
• M25: 5,579,701 km (0.113 R)
• M26: 6,569,740 km (0.057 R)
• M27: 6,818,671 km (0.104 R)
• M28: 6,958,395 km (0.069 R)
• M29: 7,758,146 km (0.114 R)
• M30: 8,050,909 km (0.073 R)
• M31: 8,139,321 km (0.104 R)
• M32: 8,377,032 km (0.118 R)
• M33: 8,526,779 km (0.061 R)
• M34: 8,828,818 km (0.113 R)
• M35: 9,319,499 km (0.051 R)
• M36: 10,103,840 km (0.09 R)
• M37: 10,844,200 km (0.042 R)
• M38: 11,468,921 km (0.058 R)
• M39: 12,139,119 km (0.084 R)
• M40: 12,615,888 km (0.115 R)
• M41: 12,718,811 km (0.096 R)
• M42: 13,168,203 km (0.119 R)
• M43: 13,237,766 km (0.107 R)
• M44: 13,728,447 km (0.113 R)
• M45: 14,224,962 km (0.114 R)
• M46: 14,296,470 km (0.118 R)
• M47: 14,367,978 km (0.107 R)
• M48: 14,691,408 km (0.102 R)
• M49: 15,162,941 km (0.081 R)
• M50: 15,676,211 km (0.12 R)
• M51: 16,269,816 km (0.113 R)
• M52: 16,381,864 km (0.112 R)
• M53: 16,870,750 km (0.119 R)
• M54: 17,402,571 km (0.1 R)
• M55: 17,479,015 km (0.031 R)
• M56: 18,171,803 km (0.108 R)
• M57: 19,465,226 km (0.08 R)
• M58: 19,544,513 km (0.071 R)
• M59: 19,624,099 km (0.096 R)
• M60: 19,902,950 km (0.117 R)
• M61: 20,063,019 km (0.03 R)
• M62: 21,809,574 km (0.118 R)
• M63: 22,057,308 km (0.099 R)
• M64: 22,931,110 km (0.099 R)
• M65: 23,646,786 km (0.063 R)
• M66: 24,028,709 km (0.119 R)
• M67: 25,013,961 km (0.089 R)
• M68: 25,576,598 km (0.07 R)
• M69: 25,663,515 km (0.045 R)
• M70: 25,837,796 km (0.041 R)
• M71: 26,187,257 km (0.108 R)
• M72: 26,494,381 km (0.084 R)
• M73: 26,582,345 km (0.118 R)
• M74: 28,047,806 km (0.048 R)
• M75: 28,858,327 km (0.079 R)
• M76: 29,175,474 km (0.095 R)
• M77: 29,266,280 km (0.113 R)
• M78: 29,402,863 km (0.104 R)
• M79: 29,585,073 km (0.119 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11.1

Radius: 13.2

Gravity: 0.06 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 8.09 AU - 10.63 AU

Year: 10356 Days

Day: 14.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 78,899,416 km

• M1: 171,290 km (0.054 R)
• M2: 297,101 km (0.115 R)
• M3: 462,407 km (0.095 R)
• M4: 1,170,903 km (0.057 R)
• M5: 1,471,744 km (0.059 R)
• M6: 1,613,712 km (0.114 R)
• M7: 2,423,635 km (0.104 R)
• M8: 2,507,859 km (0.119 R)
• M9: 2,733,751 km (0.096 R)
• M10: 3,630,890 km (0.118 R)
• M11: 3,764,481 km (0.107 R)
• M12: 4,187,693 km (0.074 R)
• M13: 4,443,954 km (0.038 R)
• M14: 4,652,643 km (0.043 R)
• M15: 4,931,643 km (0.075 R)
• M16: 5,161,575 km (0.094 R)
• M17: 5,561,899 km (0.051 R)
• M18: 5,688,309 km (0.076 R)
• M19: 5,815,617 km (0.078 R)
• M20: 5,958,184 km (0.084 R)
• M21: 7,004,023 km (0.06 R)
• M22: 7,186,383 km (0.111 R)
• M23: 7,680,504 km (0.096 R)
• M24: 7,837,133 km (0.106 R)
• M25: 8,313,752 km (0.03 R)
• M26: 8,442,406 km (0.11 R)
• M27: 9,046,183 km (0.098 R)
• M28: 9,462,065 km (0.072 R)
• M29: 9,799,259 km (0.029 R)
• M30: 11,152,372 km (0.117 R)
• M31: 11,760,337 km (0.06 R)
• M32: 11,904,999 km (0.082 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 658.6

Radius: 3

Gravity: 73.18 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 13.59 AU - 16.91 AU

Year: 21537 Days

Day: 23.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 78,899,416 km

• M1: 294,708 km (0.029 R)
• M2: 349,012 km (0.119 R)
• M3: 367,861 km (0.101 R)
• M4: 575,952 km (0.102 R)
• M5: 972,386 km (0.085 R)
• M6: 1,138,889 km (0.073 R)
• M7: 1,788,443 km (0.082 R)
• M8: 1,923,081 km (0.119 R)
• M9: 2,383,094 km (0.118 R)
• M10: 4,124,114 km (0.115 R)
• M11: 4,803,288 km (0.081 R)
• M12: 6,568,543 km (0.067 R)
• M13: 7,038,131 km (0.119 R)
• M14: 7,680,803 km (0.105 R)
• M15: 8,397,976 km (0.069 R)
• M16: 8,622,971 km (0.108 R)
• M17: 9,251,731 km (0.08 R)
• M18: 10,073,023 km (0.095 R)
• M19: 10,613,221 km (0.072 R)
• M20: 10,673,958 km (0.087 R)
• M21: 10,795,431 km (0.03 R)
• M22: 10,856,467 km (0.077 R)
• M23: 12,995,717 km (0.059 R)
• M24: 13,583,187 km (0.068 R)
• M25: 13,780,956 km (0.113 R)
• M26: 14,919,396 km (0.1 R)
• M27: 17,284,837 km (0.116 R)
• M28: 18,949,861 km (0.108 R)
• M29: 19,466,573 km (0.119 R)
• M30: 21,120,676 km (0.037 R)
• M31: 21,426,305 km (0.113 R)
• M32: 22,196,584 km (0.105 R)
• M33: 22,351,717 km (0.086 R)
• M34: 22,585,090 km (0.09 R)
• M35: 24,002,230 km (0.114 R)
• M36: 24,721,497 km (0.074 R)
• M37: 25,366,862 km (0.1 R)
• M38: 25,447,944 km (0.039 R)
• M39: 28,254,550 km (0.101 R)
• M40: 29,013,759 km (0.107 R)
• M41: 29,694,130 km (0.086 R)
• M42: 29,950,690 km (0.113 R)
• M43: 30,465,906 km (0.065 R)
• M44: 30,811,028 km (0.065 R)
• M45: 31,244,263 km (0.081 R)
• M46: 31,331,180 km (0.058 R)
• M47: 31,505,162 km (0.073 R)
• M48: 32,644,051 km (0.062 R)
• M49: 32,820,426 km (0.09 R)
• M50: 33,262,937 km (0.084 R)
• M51: 33,974,873 km (0.09 R)
• M52: 34,422,470 km (0.108 R)
• M53: 34,871,862 km (0.043 R)
• M54: 36,689,177 km (0.086 R)
• M55: 37,148,143 km (0.045 R)
• M56: 38,350,761 km (0.104 R)
• M57: 42,034,159 km (0.072 R)
• M58: 43,480,621 km (0.108 R)
• M59: 43,868,977 km (0.077 R)
• M60: 45,434,369 km (0.039 R)
• M61: 46,521,048 km (0.084 R)
• M62: 48,116,958 km (0.034 R)
• M63: 50,238,705 km (0.113 R)
• M64: 51,157,385 km (0.046 R)
• M65: 51,464,809 km (0.102 R)
• M66: 51,567,433 km (0.102 R)
• M67: 54,572,705 km (0.067 R)
• M68: 55,622,134 km (0.119 R)
• M69: 56,466,464 km (0.083 R)
• M70: 58,810,065 km (0.1 R)
• M71: 59,024,737 km (0.119 R)
• M72: 59,347,121 km (0.105 R)
• M73: 59,670,103 km (0.063 R)
• M74: 60,101,693 km (0.102 R)
• M75: 61,076,622 km (0.045 R)
• M76: 61,947,581 km (0.115 R)
• M77: 62,713,073 km (0.081 R)
• M78: 63,811,869 km (0.116 R)
• M79: 64,142,929 km (0.099 R)
• M80: 65,249,954 km (0.117 R)
• M81: 65,694,708 km (0.025 R)
• M82: 67,034,507 km (0.087 R)
• M83: 67,483,151 km (0.051 R)
• M84: 68,609,174 km (0.108 R)
• M85: 69,061,259 km (0.107 R)
• M86: 69,741,331 km (0.118 R)
• M87: 71,909,452 km (0.11 R)
• M88: 73,405,431 km (0.081 R)
• M89: 73,521,070 km (0.118 R)
• M90: 73,983,627 km (0.082 R)
• M91: 74,911,882 km (0.064 R)
• M92: 75,260,894 km (0.1 R)
• M93: 75,493,967 km (0.105 R)
• M94: 75,610,504 km (0.053 R)
• M95: 78,781,081 km (0.079 R)

Kuiper Belt

Range: 30.3 - 45.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 178 - 12,208 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit