🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.61 AU - 0.85 AU

Year: 233 Days

Day: 40.1 Hours

Environment

Temp: 180 °C

Axial Tilt: 36 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 1.23 AU - 1.87 AU

Year: 719 Days

Day: 19.2 Hours

Environment

Temp: -51 °C

Axial Tilt: 177.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.48 AU - 2.06 AU

Year: 878 Days

Day: 19.6 Hours

Environment

Temp: -65 °C

Axial Tilt: 13 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.51 AU - 2.47 AU

Year: 1046 Days

Day: 26.7 Hours

Environment

Temp: -64 °C

Axial Tilt: 10.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 91,984,789 km

• M1: 949,198 km (0.059 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.78 AU - 2.5 AU

Year: 1167 Days

Day: 36 Hours

Environment

Temp: -84 °C

Axial Tilt: 6.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 2.65 AU - 2.85 AU

Year: 1700 Days

Day: 40.6 Hours

Environment

Temp: -100 °C

Axial Tilt: 11.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.64 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 797.8

Radius: 10.3

Gravity: 7.52 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 3.56 AU - 5.48 AU

Year: 3582 Days

Day: 6.8 Hours

Environment

Temp: -138 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 91,984,789 km

• M1: 137,032 km (0.091 R)
• M2: 315,502 km (0.053 R)
• M3: 490,831 km (0.038 R)
• M4: 606,919 km (0.077 R)
• M5: 690,095 km (0.046 R)
• M6: 822,938 km (0.086 R)
• M7: 952,639 km (0.084 R)
• M8: 1,076,805 km (0.102 R)
• M9: 1,287,140 km (0.075 R)
• M10: 1,657,694 km (0.109 R)
• M11: 2,077,017 km (0.057 R)
• M12: 2,141,942 km (0.068 R)
• M13: 2,374,866 km (0.071 R)
• M14: 2,442,933 km (0.119 R)
• M15: 2,528,952 km (0.062 R)
• M16: 2,993,005 km (0.116 R)
• M17: 3,718,405 km (0.113 R)
• M18: 3,878,026 km (0.113 R)
• M19: 4,142,215 km (0.092 R)
• M20: 4,328,465 km (0.064 R)
• M21: 4,496,463 km (0.057 R)
• M22: 4,645,313 km (0.108 R)
• M23: 5,079,446 km (0.053 R)
• M24: 5,234,579 km (0.118 R)
• M25: 5,368,768 km (0.088 R)
• M26: 6,627,186 km (0.098 R)
• M27: 6,845,599 km (0.113 R)
• M28: 7,414,519 km (0.117 R)
• M29: 7,515,049 km (0.093 R)
• M30: 7,921,506 km (0.038 R)
• M31: 8,466,043 km (0.108 R)
• M32: 8,571,210 km (0.068 R)
• M33: 8,782,741 km (0.111 R)
• M34: 8,889,105 km (0.089 R)
• M35: 8,995,918 km (0.109 R)
• M36: 9,103,180 km (0.099 R)
• M37: 9,183,963 km (0.105 R)
• M38: 9,264,895 km (0.09 R)
• M39: 9,373,204 km (0.094 R)
• M40: 9,563,941 km (0.106 R)
• M41: 9,755,726 km (0.101 R)
• M42: 9,949,006 km (0.107 R)
• M43: 10,032,183 km (0.104 R)
• M44: 10,227,258 km (0.034 R)
• M45: 10,395,406 km (0.089 R)
• M46: 10,536,178 km (0.081 R)
• M47: 10,933,959 km (0.059 R)
• M48: 11,423,593 km (0.101 R)
• M49: 11,627,195 km (0.068 R)
• M50: 12,127,002 km (0.061 R)
• M51: 12,454,023 km (0.114 R)
• M52: 12,844,324 km (0.086 R)
• M53: 13,147,409 km (0.119 R)
• M54: 13,452,738 km (0.035 R)
• M55: 13,637,043 km (0.11 R)
• M56: 14,414,204 km (0.115 R)
• M57: 14,760,672 km (0.095 R)
• M58: 15,237,740 km (0.119 R)
• M59: 15,784,371 km (0.078 R)
• M60: 15,978,848 km (0.034 R)
• M61: 16,043,923 km (0.027 R)
• M62: 16,239,447 km (0.119 R)
• M63: 16,896,930 km (0.104 R)
• M64: 17,329,118 km (0.074 R)
• M65: 17,395,839 km (0.102 R)
• M66: 17,764,747 km (0.08 R)
• M67: 18,272,034 km (0.094 R)
• M68: 18,818,365 km (0.094 R)
• M69: 19,093,625 km (0.078 R)
• M70: 19,439,495 km (0.06 R)
• M71: 19,822,316 km (0.05 R)
• M72: 20,630,893 km (0.068 R)
• M73: 20,772,562 km (0.079 R)
• M74: 22,135,099 km (0.103 R)
• M75: 22,498,473 km (0.073 R)
• M76: 23,563,310 km (0.104 R)
• M77: 24,046,063 km (0.071 R)
• M78: 25,361,776 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 994.5

Radius: 5.8

Gravity: 29.56 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 13.52 AU - 16.14 AU

Year: 21290 Days

Day: 21.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 91,984,789 km

• M1: 307,124 km (0.034 R)
• M2: 448,345 km (0.096 R)
• M3: 1,045,540 km (0.106 R)
• M4: 1,229,844 km (0.117 R)
• M5: 1,491,341 km (0.056 R)
• M6: 1,628,672 km (0.079 R)
• M7: 3,346,504 km (0.096 R)
• M8: 3,710,027 km (0.108 R)
• M9: 4,038,544 km (0.113 R)
• M10: 4,474,472 km (0.069 R)
• M11: 4,623,173 km (0.114 R)
• M12: 4,925,360 km (0.095 R)
• M13: 5,338,400 km (0.075 R)
• M14: 5,655,398 km (0.093 R)
• M15: 6,530,246 km (0.046 R)
• M16: 6,698,843 km (0.114 R)
• M17: 8,099,528 km (0.118 R)
• M18: 8,586,020 km (0.118 R)
• M19: 9,019,405 km (0.108 R)
• M20: 10,361,747 km (0.071 R)
• M21: 10,889,379 km (0.082 R)
• M22: 11,425,687 km (0.083 R)
• M23: 13,015,015 km (0.106 R)
• M24: 13,440,920 km (0.113 R)
• M25: 15,488,167 km (0.105 R)
• M26: 15,638,064 km (0.036 R)
• M27: 16,242,439 km (0.043 R)
• M28: 16,624,213 km (0.031 R)
• M29: 17,008,829 km (0.067 R)
• M30: 17,865,277 km (0.097 R)
• M31: 18,895,408 km (0.037 R)
• M32: 19,700,843 km (0.115 R)
• M33: 20,026,218 km (0.079 R)
• M34: 21,012,816 km (0.107 R)
• M35: 21,095,843 km (0.065 R)
• M36: 21,512,174 km (0.114 R)
• M37: 22,607,230 km (0.077 R)
• M38: 23,547,902 km (0.087 R)
• M39: 25,644,217 km (0.115 R)
• M40: 26,356,153 km (0.106 R)
• M41: 26,445,612 km (0.107 R)
• M42: 29,175,774 km (0.098 R)
• M43: 30,668,012 km (0.118 R)
• M44: 31,328,636 km (0.073 R)
• M45: 31,613,321 km (0.119 R)
• M46: 35,785,456 km (0.116 R)
• M47: 36,780,132 km (0.106 R)
• M48: 39,715,991 km (0.061 R)
• M49: 40,435,856 km (0.074 R)
• M50: 44,524,515 km (0.028 R)
• M51: 45,058,131 km (0.103 R)
• M52: 49,513,155 km (0.104 R)
• M53: 51,401,080 km (0.116 R)
• M54: 53,086,300 km (0.109 R)
• M55: 53,765,475 km (0.097 R)
• M56: 54,106,259 km (0.113 R)
• M57: 54,561,635 km (0.096 R)
• M58: 55,361,534 km (0.066 R)
• M59: 55,590,718 km (0.041 R)
• M60: 55,935,242 km (0.116 R)
• M61: 58,133,284 km (0.091 R)
• M62: 59,536,063 km (0.08 R)
• M63: 59,770,932 km (0.032 R)
• M64: 60,595,515 km (0.109 R)
• M65: 60,950,062 km (0.081 R)
• M66: 61,186,726 km (0.052 R)
• M67: 61,542,320 km (0.079 R)
• M68: 62,494,211 km (0.106 R)
• M69: 62,852,349 km (0.076 R)
• M70: 64,051,226 km (0.093 R)
• M71: 64,774,083 km (0.11 R)
• M72: 65,742,280 km (0.111 R)
• M73: 66,106,551 km (0.099 R)
• M74: 66,349,648 km (0.103 R)
• M75: 67,081,181 km (0.119 R)
• M76: 67,692,737 km (0.083 R)
• M77: 69,291,490 km (0.1 R)
• M78: 69,785,911 km (0.052 R)
• M79: 72,526,095 km (0.039 R)
• M80: 72,902,483 km (0.112 R)
• M81: 74,920,858 km (0.089 R)
• M82: 75,301,285 km (0.111 R)
• M83: 76,574,213 km (0.079 R)
• M84: 78,111,032 km (0.066 R)
• M85: 78,754,303 km (0.116 R)
• M86: 80,565,036 km (0.052 R)
• M87: 80,824,887 km (0.103 R)
• M88: 81,605,938 km (0.104 R)
• M89: 81,736,387 km (0.109 R)
• M90: 83,175,519 km (0.075 R)
• M91: 87,276,295 km (0.104 R)
• M92: 88,077,542 km (0.061 R)
• M93: 89,822,002 km (0.039 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 558.3

Radius: 3.8

Gravity: 38.66 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 17.43 AU - 19.39 AU

Year: 29447 Days

Day: 16.9 Hours

Environment

Temp: -210 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 91,984,789 km

• M1: 139,126 km (0.115 R)
• M2: 307,274 km (0.119 R)
• M3: 728,242 km (0.064 R)
• M4: 838,646 km (0.07 R)
• M5: 1,535,772 km (0.067 R)
• M6: 1,606,083 km (0.051 R)
• M7: 1,935,647 km (0.099 R)
• M8: 2,166,626 km (0.049 R)
• M9: 2,529,550 km (0.069 R)
• M10: 2,654,764 km (0.038 R)
• M11: 2,781,922 km (0.093 R)
• M12: 3,042,222 km (0.09 R)
• M13: 3,539,486 km (0.077 R)
• M14: 3,869,050 km (0.062 R)
• M15: 4,356,589 km (0.068 R)
• M16: 4,709,341 km (0.085 R)
• M17: 5,388,366 km (0.119 R)
• M18: 7,422,298 km (0.052 R)
• M19: 7,601,367 km (0.11 R)
• M20: 7,842,519 km (0.046 R)
• M21: 7,903,106 km (0.082 R)
• M22: 8,894,790 km (0.106 R)
• M23: 10,387,478 km (0.119 R)
• M24: 10,789,298 km (0.102 R)
• M25: 10,924,534 km (0.07 R)
• M26: 11,128,286 km (0.09 R)
• M27: 12,165,598 km (0.056 R)
• M28: 14,928,072 km (0.089 R)
• M29: 16,611,796 km (0.079 R)
• M30: 17,555,161 km (0.094 R)
• M31: 18,193,794 km (0.097 R)
• M32: 19,002,520 km (0.082 R)
• M33: 19,411,371 km (0.061 R)
• M34: 20,906,901 km (0.084 R)
• M35: 23,655,612 km (0.086 R)
• M36: 24,007,017 km (0.087 R)
• M37: 24,095,131 km (0.053 R)
• M38: 24,626,353 km (0.034 R)
• M39: 25,071,855 km (0.092 R)
• M40: 25,609,959 km (0.082 R)
• M41: 27,063,601 km (0.09 R)
• M42: 27,431,163 km (0.1 R)
• M43: 27,892,972 km (0.083 R)
• M44: 28,078,324 km (0.114 R)
• M45: 31,775,037 km (0.076 R)
• M46: 33,433,628 km (0.088 R)
• M47: 34,322,987 km (0.114 R)
• M48: 37,650,044 km (0.071 R)
• M49: 38,265,939 km (0.117 R)
• M50: 39,507,601 km (0.111 R)
• M51: 39,611,721 km (0.12 R)
• M52: 39,715,841 km (0.06 R)
• M53: 40,447,524 km (0.085 R)
• M54: 40,867,595 km (0.075 R)
• M55: 40,972,912 km (0.102 R)
• M56: 41,078,229 km (0.074 R)
• M57: 42,349,362 km (0.106 R)
• M58: 43,848,632 km (0.03 R)
• M59: 44,713,158 km (0.09 R)
• M60: 45,692,426 km (0.08 R)
• M61: 46,239,505 km (0.076 R)
• M62: 47,782,757 km (0.026 R)
• M63: 48,449,365 km (0.06 R)
• M64: 49,679,358 km (0.089 R)
• M65: 49,904,204 km (0.06 R)
• M66: 54,585,271 km (0.03 R)
• M67: 55,981,767 km (0.091 R)
• M68: 57,272,049 km (0.037 R)
• M69: 57,389,782 km (0.105 R)
• M70: 60,720,429 km (0.077 R)
• M71: 62,166,891 km (0.111 R)
• M72: 62,530,264 km (0.106 R)
• M73: 63,380,878 km (0.089 R)
• M74: 64,480,273 km (0.111 R)
• M75: 65,093,773 km (0.081 R)
• M76: 65,585,801 km (0.075 R)
• M77: 66,202,743 km (0.115 R)
• M78: 66,326,460 km (0.117 R)
• M79: 67,940,471 km (0.098 R)
• M80: 68,189,851 km (0.108 R)
• M81: 72,222,262 km (0.099 R)
• M82: 72,987,006 km (0.118 R)
• M83: 76,980,222 km (0.037 R)
• M84: 78,937,710 km (0.055 R)
• M85: 80,120,132 km (0.07 R)
• M86: 80,779,409 km (0.116 R)
• M87: 81,705,570 km (0.082 R)
• M88: 83,034,897 km (0.058 R)
• M89: 84,103,325 km (0.071 R)
• M90: 86,389,030 km (0.106 R)
• M91: 87,335,985 km (0.052 R)
• M92: 88,422,664 km (0.101 R)
• M93: 90,334,824 km (0.098 R)
• M94: 91,984,739 km (0.114 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 291 - 20,170 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit