🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.4 AU - 0.66 AU

Year: 143 Days

Day: 39.1 Hours

Environment

Temp: 189 °C

Axial Tilt: 36.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.47 AU - 0.77 AU

Year: 181 Days

Day: 25.6 Hours

Environment

Temp: 205 °C

Axial Tilt: 17.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 38,784,659 km

• M1: 424,708 km (0.108 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.59 AU - 0.67 AU

Year: 185 Days

Day: 37.1 Hours

Environment

Temp: 174 °C

Axial Tilt: 10.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.68 AU - 0.7 AU

Year: 213 Days

Day: 31.9 Hours

Environment

Temp: 104 °C

Axial Tilt: 7.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 38,784,659 km

• M1: 264,339 km (0.081 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 3.13 AU - 3.65 AU

Year: 2315 Days

Day: 23.4 Hours

Environment

Temp: -121 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 3.27 AU - 4.61 AU

Year: 2900 Days

Day: 36.3 Hours

Environment

Temp: -127 °C

Axial Tilt: 6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 38,784,659 km

• M1: 696,228 km (0.115 R)
• M2: 1,169,407 km (0.044 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 3.93 AU - 4.01 AU

Year: 2934 Days

Day: 37.5 Hours

Environment

Temp: -136 °C

Axial Tilt: 44 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 543.4

Radius: 9

Gravity: 6.71 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 5.73 AU - 5.77 AU

Year: 5113 Days

Day: 13.1 Hours

Environment

Temp: -141 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 38,784,659 km

• M1: 223,649 km (0.087 R)
• M2: 289,173 km (0.117 R)
• M3: 381,774 km (0.104 R)
• M4: 476,469 km (0.094 R)
• M5: 537,655 km (0.055 R)
• M6: 727,644 km (0.101 R)
• M7: 887,714 km (0.093 R)
• M8: 1,199,775 km (0.057 R)
• M9: 1,836,613 km (0.076 R)
• M10: 2,545,557 km (0.09 R)
• M11: 2,696,801 km (0.048 R)
• M12: 2,754,396 km (0.057 R)
• M13: 2,929,426 km (0.095 R)
• M14: 3,068,103 km (0.117 R)
• M15: 3,539,186 km (0.067 R)
• M16: 3,794,101 km (0.092 R)
• M17: 4,076,991 km (0.054 R)
• M18: 4,187,544 km (0.113 R)
• M19: 4,254,414 km (0.113 R)
• M20: 4,457,269 km (0.098 R)
• M21: 4,640,227 km (0.099 R)
• M22: 4,919,227 km (0.102 R)
• M23: 5,299,953 km (0.059 R)
• M24: 5,591,669 km (0.074 R)
• M25: 5,963,869 km (0.101 R)
• M26: 6,216,390 km (0.09 R)
• M27: 6,318,416 km (0.112 R)
• M28: 6,472,501 km (0.051 R)
• M29: 6,784,413 km (0.101 R)
• M30: 7,477,201 km (0.062 R)
• M31: 8,164,453 km (0.102 R)
• M32: 8,929,198 km (0.036 R)
• M33: 9,015,665 km (0.04 R)
• M34: 9,305,586 km (0.072 R)
• M35: 10,284,255 km (0.095 R)
• M36: 10,801,265 km (0.117 R)
• M37: 11,482,684 km (0.104 R)
• M38: 11,828,704 km (0.109 R)
• M39: 12,018,843 km (0.04 R)
• M40: 12,338,084 km (0.118 R)
• M41: 12,434,425 km (0.082 R)
• M42: 12,919,721 km (0.1 R)
• M43: 13,279,653 km (0.088 R)
• M44: 13,411,300 km (0.1 R)
• M45: 14,009,242 km (0.082 R)
• M46: 14,176,792 km (0.056 R)
• M47: 14,480,326 km (0.057 R)
• M48: 14,854,021 km (0.113 R)
• M49: 15,924,544 km (0.111 R)
• M50: 16,204,741 km (0.045 R)
• M51: 16,415,973 km (0.031 R)
• M52: 16,734,616 km (0.113 R)
• M53: 16,983,996 km (0.097 R)
• M54: 17,055,354 km (0.119 R)
• M55: 17,342,133 km (0.068 R)
• M56: 17,702,814 km (0.086 R)
• M57: 19,207,469 km (0.11 R)
• M58: 20,069,452 km (0.079 R)
• M59: 20,867,407 km (0.068 R)
• M60: 21,135,786 km (0.073 R)
• M61: 21,405,211 km (0.11 R)
• M62: 21,482,404 km (0.079 R)
• M63: 23,561,665 km (0.09 R)
• M64: 23,761,079 km (0.095 R)
• M65: 24,564,569 km (0.034 R)
• M66: 24,969,680 km (0.11 R)
• M67: 25,295,354 km (0.066 R)
• M68: 25,376,885 km (0.078 R)
• M69: 25,786,335 km (0.065 R)
• M70: 26,280,606 km (0.116 R)
• M71: 26,736,431 km (0.076 R)
• M72: 27,362,348 km (0.061 R)
• M73: 27,488,010 km (0.106 R)
• M74: 28,077,276 km (0.057 R)
• M75: 28,331,144 km (0.1 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 35.7

Radius: 10

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 6.41 AU - 6.77 AU

Year: 6274 Days

Day: 7.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 38,784,659 km

• M1: 141,520 km (0.118 R)
• M2: 320,139 km (0.103 R)
• M3: 644,468 km (0.071 R)
• M4: 719,566 km (0.115 R)
• M5: 1,035,367 km (0.076 R)
• M6: 1,234,930 km (0.101 R)
• M7: 1,357,301 km (0.119 R)
• M8: 1,419,983 km (0.034 R)
• M9: 1,642,884 km (0.086 R)
• M10: 1,719,777 km (0.106 R)
• M11: 1,978,282 km (0.072 R)
• M12: 2,101,850 km (0.076 R)
• M13: 2,554,683 km (0.097 R)
• M14: 2,621,852 km (0.089 R)
• M15: 2,758,136 km (0.091 R)
• M16: 2,873,476 km (0.066 R)
• M17: 3,132,879 km (0.107 R)
• M18: 3,289,807 km (0.106 R)
• M19: 4,021,640 km (0.114 R)
• M20: 4,192,480 km (0.089 R)
• M21: 4,352,400 km (0.119 R)
• M22: 4,473,575 km (0.113 R)
• M23: 4,637,085 km (0.076 R)
• M24: 4,760,952 km (0.119 R)
• M25: 5,054,314 km (0.089 R)
• M26: 5,267,491 km (0.115 R)
• M27: 5,924,824 km (0.119 R)
• M28: 6,346,989 km (0.118 R)
• M29: 6,685,529 km (0.114 R)
• M30: 6,966,922 km (0.05 R)
• M31: 7,061,618 km (0.07 R)
• M32: 7,236,199 km (0.071 R)
• M33: 7,509,065 km (0.083 R)
• M34: 7,606,154 km (0.108 R)
• M35: 8,114,488 km (0.074 R)
• M36: 8,264,086 km (0.114 R)
• M37: 9,267,738 km (0.074 R)
• M38: 9,546,588 km (0.089 R)
• M39: 9,651,905 km (0.113 R)
• M40: 10,112,517 km (0.11 R)
• M41: 10,616,811 km (0.087 R)
• M42: 10,835,374 km (0.095 R)
• M43: 11,129,034 km (0.093 R)
• M44: 11,221,486 km (0.115 R)
• M45: 11,630,786 km (0.109 R)
• M46: 11,837,380 km (0.088 R)
• M47: 11,988,325 km (0.095 R)
• M48: 12,349,454 km (0.086 R)
• M49: 13,043,588 km (0.068 R)

Planet 10 - Gas Giant

Semi-Major Axis: 11.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 170.8

Radius: 13.4

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 10.03 AU - 13.09 AU

Year: 14576 Days

Day: 12.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 38,784,659 km

• M1: 170,093 km (0.084 R)
• M2: 319,242 km (0.059 R)
• M3: 430,393 km (0.112 R)
• M4: 762,800 km (0.039 R)
• M5: 1,333,366 km (0.025 R)
• M6: 2,298,870 km (0.088 R)
• M7: 2,684,683 km (0.087 R)
• M8: 3,189,875 km (0.057 R)
• M9: 3,569,106 km (0.039 R)
• M10: 3,962,997 km (0.095 R)
• M11: 5,081,092 km (0.08 R)
• M12: 6,322,754 km (0.102 R)
• M13: 6,767,808 km (0.06 R)
• M14: 6,896,761 km (0.073 R)
• M15: 7,554,094 km (0.101 R)
• M16: 7,721,644 km (0.096 R)
• M17: 7,856,581 km (0.086 R)
• M18: 8,060,483 km (0.059 R)
• M19: 8,473,373 km (0.059 R)
• M20: 8,787,678 km (0.11 R)
• M21: 9,212,835 km (0.1 R)
• M22: 10,156,947 km (0.116 R)
• M23: 10,565,649 km (0.115 R)
• M24: 12,969,088 km (0.116 R)
• M25: 13,331,564 km (0.069 R)
• M26: 13,534,419 km (0.096 R)
• M27: 15,236,244 km (0.106 R)
• M28: 15,533,495 km (0.052 R)
• M29: 15,832,691 km (0.1 R)
• M30: 16,177,065 km (0.038 R)
• M31: 16,567,366 km (0.11 R)
• M32: 16,829,312 km (0.073 R)
• M33: 17,092,604 km (0.117 R)
• M34: 17,490,235 km (0.096 R)
• M35: 18,973,947 km (0.092 R)
• M36: 19,523,420 km (0.054 R)
• M37: 20,264,378 km (0.083 R)
• M38: 20,873,092 km (0.036 R)
• M39: 21,964,857 km (0.088 R)
• M40: 23,075,172 km (0.105 R)
• M41: 24,799,587 km (0.109 R)
• M42: 25,904,816 km (0.114 R)
• M43: 27,025,903 km (0.066 R)
• M44: 29,844,476 km (0.083 R)
• M45: 31,019,418 km (0.112 R)
• M46: 31,126,979 km (0.05 R)
• M47: 32,700,599 km (0.11 R)
• M48: 35,025,200 km (0.099 R)
• M49: 35,249,447 km (0.041 R)
• M50: 35,981,280 km (0.086 R)
• M51: 36,945,887 km (0.059 R)
• M52: 37,976,467 km (0.071 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: 438 - 10,889 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit