🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.48 AU - 0.64 AU

Year: 275 Days

Day: 47.2 Hours

Environment

Temp: -122 °C

Axial Tilt: 38.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 13,248,174 km

• M1: 356,193 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 456

Radius: 11.7

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.59 AU - 0.93 AU

Year: 435 Days

Day: 10.5 Hours

Environment

Temp: -133 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 13,248,174 km

• M1: 146,756 km (0.039 R)
• M2: 240,703 km (0.096 R)
• M3: 338,989 km (0.101 R)
• M4: 414,536 km (0.058 R)
• M5: 601,982 km (0.043 R)
• M6: 678,576 km (0.069 R)
• M7: 777,759 km (0.05 R)
• M8: 898,485 km (0.11 R)
• M9: 996,621 km (0.047 R)
• M10: 1,072,916 km (0.09 R)
• M11: 1,173,296 km (0.073 R)
• M12: 1,249,741 km (0.097 R)
• M13: 1,360,742 km (0.076 R)
• M14: 1,514,230 km (0.117 R)
• M15: 1,643,183 km (0.111 R)
• M16: 1,734,737 km (0.116 R)
• M17: 1,880,744 km (0.091 R)
• M18: 2,096,614 km (0.081 R)
• M19: 2,275,384 km (0.111 R)
• M20: 2,360,804 km (0.065 R)
• M21: 2,547,053 km (0.106 R)
• M22: 2,630,080 km (0.094 R)
• M23: 2,744,223 km (0.118 R)
• M24: 2,829,345 km (0.09 R)
• M25: 2,903,096 km (0.054 R)
• M26: 3,040,128 km (0.108 R)
• M27: 3,160,105 km (0.079 R)
• M28: 3,281,728 km (0.062 R)
• M29: 3,437,609 km (0.099 R)
• M30: 3,542,926 km (0.083 R)
• M31: 3,669,486 km (0.118 R)
• M32: 3,763,733 km (0.096 R)
• M33: 3,982,146 km (0.085 R)
• M34: 4,310,663 km (0.068 R)
• M35: 4,431,538 km (0.116 R)
• M36: 4,517,706 km (0.109 R)
• M37: 4,764,692 km (0.119 R)
• M38: 4,852,955 km (0.1 R)
• M39: 4,986,396 km (0.082 R)
• M40: 5,151,253 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 742.1

Radius: 8.7

Gravity: 9.8 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.98 AU - 1.4 AU

Year: 852 Days

Day: 14.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (58)

Outer Limit: 13,248,174 km

• M1: 112,647 km (0.054 R)
• M2: 321,336 km (0.116 R)
• M3: 465,997 km (0.055 R)
• M4: 559,945 km (0.09 R)
• M5: 639,082 km (0.109 R)
• M6: 716,723 km (0.12 R)
• M7: 774,319 km (0.114 R)
• M8: 839,693 km (0.076 R)
• M9: 925,712 km (0.098 R)
• M10: 1,053,917 km (0.106 R)
• M11: 1,113,607 km (0.12 R)
• M12: 1,271,731 km (0.09 R)
• M13: 1,342,790 km (0.087 R)
• M14: 1,437,187 km (0.108 R)
• M15: 1,556,715 km (0.113 R)
• M16: 1,821,504 km (0.114 R)
• M17: 1,934,899 km (0.063 R)
• M18: 2,202,679 km (0.078 R)
• M19: 2,315,027 km (0.118 R)
• M20: 2,718,343 km (0.07 R)
• M21: 2,792,394 km (0.08 R)
• M22: 2,980,438 km (0.076 R)
• M23: 3,037,734 km (0.035 R)
• M24: 3,379,117 km (0.091 R)
• M25: 3,794,700 km (0.118 R)
• M26: 4,034,954 km (0.066 R)
• M27: 4,162,262 km (0.101 R)
• M28: 4,280,294 km (0.044 R)
• M29: 4,442,907 km (0.099 R)
• M30: 4,541,343 km (0.11 R)
• M31: 4,596,395 km (0.113 R)
• M32: 4,729,537 km (0.118 R)
• M33: 4,785,337 km (0.079 R)
• M34: 4,875,245 km (0.068 R)
• M35: 4,954,233 km (0.078 R)
• M36: 5,182,369 km (0.117 R)
• M37: 5,309,378 km (0.092 R)
• M38: 5,367,572 km (0.056 R)
• M39: 5,543,050 km (0.087 R)
• M40: 5,649,264 km (0.077 R)
• M41: 5,720,473 km (0.079 R)
• M42: 5,851,670 km (0.056 R)
• M43: 6,362,248 km (0.048 R)
• M44: 6,436,299 km (0.081 R)
• M45: 6,523,215 km (0.069 R)
• M46: 6,760,777 km (0.072 R)
• M47: 6,823,907 km (0.103 R)
• M48: 6,925,035 km (0.099 R)
• M49: 7,090,640 km (0.078 R)
• M50: 7,257,591 km (0.117 R)
• M51: 7,752,910 km (0.068 R)
• M52: 8,232,371 km (0.036 R)
• M53: 8,434,926 km (0.113 R)
• M54: 8,516,457 km (0.117 R)
• M55: 8,639,127 km (0.119 R)
• M56: 8,735,020 km (0.051 R)
• M57: 9,331,766 km (0.116 R)
• M58: 9,416,139 km (0.069 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 543.1

Radius: 9.2

Gravity: 6.42 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.09 AU - 1.41 AU

Year: 917 Days

Day: 9.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (60)

Outer Limit: 13,248,174 km

• M1: 123,269 km (0.114 R)
• M2: 193,879 km (0.078 R)
• M3: 258,655 km (0.079 R)
• M4: 323,580 km (0.095 R)
• M5: 383,419 km (0.071 R)
• M6: 457,171 km (0.114 R)
• M7: 527,033 km (0.119 R)
• M8: 642,224 km (0.092 R)
• M9: 744,100 km (0.107 R)
• M10: 834,607 km (0.098 R)
• M11: 916,885 km (0.053 R)
• M12: 1,002,306 km (0.099 R)
• M13: 1,083,986 km (0.119 R)
• M14: 1,214,286 km (0.077 R)
• M15: 1,315,564 km (0.11 R)
• M16: 1,405,771 km (0.081 R)
• M17: 1,498,073 km (0.069 R)
• M18: 1,688,810 km (0.056 R)
• M19: 1,772,136 km (0.089 R)
• M20: 1,895,555 km (0.055 R)
• M21: 1,974,243 km (0.092 R)
• M22: 2,375,913 km (0.107 R)
• M23: 2,435,304 km (0.094 R)
• M24: 2,669,424 km (0.088 R)
• M25: 3,057,481 km (0.073 R)
• M26: 3,338,875 km (0.098 R)
• M27: 3,628,796 km (0.048 R)
• M28: 3,756,851 km (0.063 R)
• M29: 3,987,382 km (0.102 R)
• M30: 4,336,543 km (0.115 R)
• M31: 4,409,547 km (0.03 R)
• M32: 4,525,336 km (0.11 R)
• M33: 4,792,218 km (0.118 R)
• M34: 5,042,346 km (0.045 R)
• M35: 5,108,169 km (0.089 R)
• M36: 5,174,441 km (0.102 R)
• M37: 5,307,882 km (0.045 R)
• M38: 5,555,317 km (0.075 R)
• M39: 5,634,753 km (0.094 R)
• M40: 5,726,158 km (0.086 R)
• M41: 5,794,973 km (0.086 R)
• M42: 5,968,357 km (0.096 R)
• M43: 6,096,562 km (0.032 R)
• M44: 6,190,509 km (0.106 R)
• M45: 6,284,756 km (0.114 R)
• M46: 6,462,927 km (0.11 R)
• M47: 6,558,670 km (0.109 R)
• M48: 6,654,861 km (0.103 R)
• M49: 6,739,384 km (0.102 R)
• M50: 7,019,730 km (0.093 R)
• M51: 7,328,800 km (0.072 R)
• M52: 7,692,921 km (0.099 R)
• M53: 8,114,488 km (0.08 R)
• M54: 8,217,860 km (0.064 R)
• M55: 8,347,561 km (0.089 R)
• M56: 8,412,786 km (0.117 R)
• M57: 8,543,534 km (0.109 R)
• M58: 8,675,031 km (0.066 R)
• M59: 8,741,004 km (0.06 R)
• M60: 8,900,176 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 97.6

Radius: 14.5

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.18 AU - 1.88 AU

Year: 1241 Days

Day: 9.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 13,248,174 km

• M1: 201,359 km (0.095 R)
• M2: 294,857 km (0.098 R)
• M3: 419,323 km (0.096 R)
• M4: 514,317 km (0.047 R)
• M5: 638,484 km (0.071 R)
• M6: 737,817 km (0.045 R)
• M7: 851,960 km (0.064 R)
• M8: 959,371 km (0.064 R)
• M9: 1,091,167 km (0.115 R)
• M10: 1,194,389 km (0.076 R)
• M11: 1,353,412 km (0.059 R)
• M12: 1,508,994 km (0.09 R)
• M13: 1,653,804 km (0.056 R)
• M14: 1,751,193 km (0.027 R)
• M15: 1,982,321 km (0.093 R)
• M16: 2,080,158 km (0.052 R)
• M17: 2,192,357 km (0.106 R)
• M18: 2,300,067 km (0.101 R)
• M19: 2,468,664 km (0.117 R)
• M20: 2,777,135 km (0.096 R)
• M21: 2,964,132 km (0.026 R)
• M22: 3,105,353 km (0.118 R)
• M23: 3,212,913 km (0.08 R)
• M24: 3,307,011 km (0.037 R)
• M25: 3,498,346 km (0.091 R)
• M26: 3,678,163 km (0.069 R)
• M27: 3,784,527 km (0.087 R)
• M28: 3,930,534 km (0.064 R)
• M29: 4,228,384 km (0.109 R)
• M30: 4,340,133 km (0.109 R)
• M31: 4,468,937 km (0.049 R)
• M32: 4,615,394 km (0.108 R)
• M33: 4,722,206 km (0.119 R)
• M34: 4,955,130 km (0.1 R)
• M35: 5,174,740 km (0.076 R)
• M36: 5,432,347 km (0.065 R)
• M37: 5,527,791 km (0.081 R)
• M38: 5,729,449 km (0.119 R)
• M39: 6,031,936 km (0.079 R)
• M40: 6,148,921 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 161.6

Radius: 14.4

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 2.6 AU - 2.9 AU

Year: 2992 Days

Day: 8.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 13,248,174 km

• M1: 183,706 km (0.085 R)
• M2: 395,686 km (0.072 R)
• M3: 834,607 km (0.115 R)
• M4: 961,166 km (0.058 R)
• M5: 1,054,964 km (0.118 R)
• M6: 1,472,941 km (0.119 R)
• M7: 1,852,022 km (0.099 R)
• M8: 1,961,976 km (0.115 R)
• M9: 2,555,880 km (0.076 R)
• M10: 2,667,928 km (0.115 R)
• M11: 2,792,992 km (0.093 R)
• M12: 3,084,708 km (0.118 R)
• M13: 3,252,557 km (0.105 R)
• M14: 3,423,547 km (0.116 R)
• M15: 4,216,715 km (0.095 R)
• M16: 4,620,629 km (0.111 R)
• M17: 4,883,174 km (0.108 R)
• M18: 5,009,135 km (0.105 R)
• M19: 5,437,284 km (0.065 R)
• M20: 5,699,978 km (0.107 R)
• M21: 6,237,932 km (0.072 R)
• M22: 6,621,052 km (0.082 R)
• M23: 6,792,192 km (0.106 R)
• M24: 6,996,244 km (0.099 R)
• M25: 7,330,445 km (0.109 R)
• M26: 7,426,786 km (0.106 R)
• M27: 7,637,121 km (0.107 R)
• M28: 8,650,796 km (0.095 R)
• M29: 9,112,904 km (0.102 R)
• M30: 11,059,920 km (0.079 R)
• M31: 11,505,423 km (0.074 R)
• M32: 11,824,664 km (0.109 R)
• M33: 12,471,974 km (0.104 R)
• M34: 12,994,221 km (0.118 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 179 - 14,729 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit