🌌 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 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 991.8

Radius: 9.4

Gravity: 11.22 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.42 AU - 0.62 AU

Year: 259 Days

Day: 14.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 71,103,764 km

• M1: 116,836 km (0.115 R)
• M2: 541,395 km (0.1 R)
• M3: 916,586 km (0.087 R)
• M4: 1,318,705 km (0.083 R)
• M5: 1,873,265 km (0.058 R)
• M6: 2,254,440 km (0.109 R)
• M7: 3,346,504 km (0.051 R)
• M8: 3,899,717 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 245.5

Radius: 11.4

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.5 AU - 0.62 AU

Year: 289 Days

Day: 5.4 Hours

Environment

Temp: -142 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 71,103,764 km

• M1: 141,968 km (0.091 R)
• M2: 558,150 km (0.072 R)
• M3: 964,607 km (0.09 R)
• M4: 1,472,043 km (0.057 R)
• M5: 1,851,274 km (0.114 R)
• M6: 2,584,602 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 399.7

Radius: 9.9

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.59 AU - 0.95 AU

Year: 466 Days

Day: 8.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 71,103,764 km

• M1: 123,119 km (0.069 R)
• M2: 444,904 km (0.091 R)
• M3: 791,223 km (0.104 R)
• M4: 1,153,100 km (0.091 R)
• M5: 1,527,394 km (0.095 R)
• M6: 2,151,367 km (0.066 R)
• M7: 2,659,252 km (0.1 R)
• M8: 3,041,175 km (0.068 R)
• M9: 3,379,565 km (0.069 R)
• M10: 4,605,819 km (0.086 R)
• M11: 4,994,774 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.8

Radius: 11.6

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 2.69 AU - 3.59 AU

Year: 3841 Days

Day: 12.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 71,103,764 km

• M1: 144,212 km (0.101 R)
• M2: 998,566 km (0.064 R)
• M3: 1,554,322 km (0.073 R)
• M4: 2,114,416 km (0.111 R)
• M5: 2,691,864 km (0.07 R)
• M6: 3,187,631 km (0.06 R)
• M7: 4,408,948 km (0.081 R)
• M8: 5,356,352 km (0.103 R)
• M9: 5,727,803 km (0.1 R)
• M10: 7,390,284 km (0.107 R)
• M11: 8,158,918 km (0.054 R)
• M12: 9,391,754 km (0.111 R)
• M13: 10,092,770 km (0.074 R)
• M14: 10,497,133 km (0.107 R)
• M15: 12,965,498 km (0.081 R)
• M16: 13,492,232 km (0.066 R)
• M17: 14,133,259 km (0.08 R)
• M18: 14,640,096 km (0.037 R)
• M19: 18,836,466 km (0.052 R)
• M20: 20,654,230 km (0.116 R)
• M21: 22,723,767 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 295.8

Radius: 11.4

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 2.66 AU - 3.68 AU

Year: 3896 Days

Day: 14.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 71,103,764 km

• M1: 234,420 km (0.066 R)
• M2: 680,670 km (0.087 R)
• M3: 1,406,818 km (0.103 R)
• M4: 2,371,276 km (0.094 R)
• M5: 2,917,757 km (0.104 R)
• M6: 4,203,251 km (0.116 R)
• M7: 4,560,790 km (0.109 R)
• M8: 5,808,885 km (0.082 R)
• M9: 7,007,912 km (0.119 R)
• M10: 7,604,658 km (0.087 R)
• M11: 9,315,759 km (0.058 R)
• M12: 11,923,100 km (0.053 R)
• M13: 12,687,545 km (0.093 R)
• M14: 13,304,487 km (0.076 R)
• M15: 14,550,637 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 318.8

Radius: 8.4

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 2.8 AU - 3.84 AU

Year: 4176 Days

Day: 9 Hours

Environment

Temp: -209 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 71,103,764 km

• M1: 104,419 km (0.083 R)
• M2: 379,380 km (0.094 R)
• M3: 873,801 km (0.115 R)
• M4: 1,569,581 km (0.114 R)
• M5: 2,011,194 km (0.099 R)
• M6: 2,474,648 km (0.119 R)
• M7: 3,213,362 km (0.116 R)
• M8: 4,301,986 km (0.104 R)
• M9: 4,564,231 km (0.118 R)
• M10: 5,366,225 km (0.108 R)
• M11: 6,013,535 km (0.119 R)
• M12: 6,596,668 km (0.057 R)
• M13: 7,432,022 km (0.033 R)
• M14: 7,778,940 km (0.113 R)
• M15: 9,204,009 km (0.086 R)
• M16: 9,827,533 km (0.114 R)
• M17: 10,875,316 km (0.027 R)
• M18: 13,054,957 km (0.072 R)
• M19: 14,416,148 km (0.111 R)
• M20: 20,566,566 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 917.7

Radius: 11.4

Gravity: 7.06 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 2.95 AU - 4.71 AU

Year: 5174 Days

Day: 8.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 71,103,764 km

• M1: 141,819 km (0.08 R)
• M2: 543,788 km (0.118 R)
• M3: 1,305,989 km (0.085 R)
• M4: 1,790,836 km (0.058 R)
• M5: 2,690,368 km (0.03 R)
• M6: 3,273,501 km (0.07 R)
• M7: 3,707,783 km (0.119 R)
• M8: 4,509,329 km (0.103 R)
• M9: 5,541,404 km (0.099 R)
• M10: 6,588,889 km (0.091 R)
• M11: 8,146,202 km (0.055 R)
• M12: 10,479,181 km (0.093 R)
• M13: 10,946,824 km (0.061 R)
• M14: 11,624,951 km (0.098 R)
• M15: 15,684,589 km (0.087 R)
• M16: 17,898,787 km (0.084 R)
• M17: 20,313,895 km (0.046 R)
• M18: 21,042,137 km (0.12 R)
• M19: 22,243,259 km (0.04 R)
• M20: 25,112,247 km (0.12 R)
• M21: 27,331,980 km (0.102 R)
• M22: 29,034,553 km (0.094 R)
• M23: 29,586,719 km (0.112 R)
• M24: 31,284,954 km (0.089 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 660.5

Radius: 6.7

Gravity: 14.71 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 6.7 AU - 7.9 AU

Year: 13614 Days

Day: 23.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 71,103,764 km

• M1: 83,326 km (0.07 R)
• M2: 507,436 km (0.083 R)
• M3: 808,576 km (0.109 R)
• M4: 1,683,275 km (0.062 R)
• M5: 1,916,199 km (0.116 R)
• M6: 2,816,030 km (0.109 R)
• M7: 3,372,385 km (0.06 R)
• M8: 3,856,783 km (0.064 R)
• M9: 5,236,524 km (0.079 R)
• M10: 5,700,427 km (0.044 R)
• M11: 6,152,512 km (0.055 R)
• M12: 8,017,249 km (0.096 R)
• M13: 8,633,443 km (0.108 R)
• M14: 8,928,151 km (0.079 R)
• M15: 9,747,348 km (0.101 R)
• M16: 11,771,856 km (0.092 R)
• M17: 14,815,874 km (0.104 R)
• M18: 15,888,341 km (0.042 R)
• M19: 16,858,782 km (0.105 R)
• M20: 17,553,365 km (0.057 R)
• M21: 20,785,128 km (0.094 R)
• M22: 21,137,431 km (0.093 R)
• M23: 23,908,432 km (0.072 R)
• M24: 24,295,293 km (0.111 R)
• M25: 27,860,509 km (0.1 R)
• M26: 30,158,931 km (0.075 R)
• M27: 30,497,321 km (0.081 R)
• M28: 31,296,623 km (0.102 R)
• M29: 32,227,121 km (0.099 R)
• M30: 37,546,971 km (0.083 R)
• M31: 40,209,215 km (0.071 R)
• M32: 41,447,436 km (0.056 R)
• M33: 50,993,426 km (0.069 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 72.4

Radius: 7.4

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 8.48 AU - 11.28 AU

Year: 21436 Days

Day: 21.6 Hours

Environment

Temp: -240 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 71,103,764 km

• M1: 92,302 km (0.078 R)
• M2: 890,855 km (0.03 R)
• M3: 1,158,486 km (0.092 R)
• M4: 1,530,536 km (0.069 R)
• M5: 1,787,844 km (0.103 R)
• M6: 2,074,025 km (0.098 R)
• M7: 2,916,560 km (0.114 R)
• M8: 3,846,760 km (0.07 R)
• M9: 8,963,306 km (0.077 R)
• M10: 10,318,962 km (0.101 R)
• M11: 14,713,399 km (0.042 R)
• M12: 16,787,275 km (0.087 R)
• M13: 17,996,923 km (0.066 R)
• M14: 20,066,460 km (0.107 R)
• M15: 23,011,593 km (0.104 R)
• M16: 23,583,805 km (0.11 R)
• M17: 24,842,073 km (0.082 R)
• M18: 28,884,656 km (0.063 R)
• M19: 32,418,607 km (0.047 R)
• M20: 33,241,395 km (0.095 R)
• M21: 33,657,875 km (0.103 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 416

Radius: 3.8

Gravity: 28.81 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 9.88 AU - 10.94 AU

Year: 23184 Days

Day: 23.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 71,103,764 km

• M1: 47,423 km (0.076 R)
• M2: 179,517 km (0.063 R)
• M3: 448,046 km (0.085 R)
• M4: 598,840 km (0.119 R)
• M5: 1,415,046 km (0.104 R)
• M6: 1,573,919 km (0.108 R)
• M7: 1,762,413 km (0.1 R)
• M8: 2,353,922 km (0.108 R)
• M9: 2,509,055 km (0.119 R)
• M10: 2,671,070 km (0.054 R)
• M11: 4,133,838 km (0.072 R)
• M12: 5,349,321 km (0.112 R)
• M13: 5,579,253 km (0.069 R)
• M14: 6,141,441 km (0.099 R)
• M15: 6,696,449 km (0.031 R)
• M16: 7,099,765 km (0.11 R)
• M17: 8,823,133 km (0.039 R)
• M18: 9,866,428 km (0.1 R)
• M19: 11,236,146 km (0.097 R)
• M20: 11,676,862 km (0.092 R)
• M21: 11,933,871 km (0.102 R)
• M22: 12,326,416 km (0.109 R)
• M23: 13,485,350 km (0.101 R)
• M24: 13,626,421 km (0.062 R)
• M25: 17,562,042 km (0.095 R)
• M26: 19,923,594 km (0.081 R)
• M27: 24,524,177 km (0.068 R)
• M28: 29,310,561 km (0.11 R)
• M29: 29,547,075 km (0.091 R)
• M30: 33,379,623 km (0.05 R)
• M31: 37,252,862 km (0.088 R)
• M32: 47,161,626 km (0.097 R)
• M33: 47,323,940 km (0.098 R)
• M34: 55,197,874 km (0.106 R)
• M35: 55,921,180 km (0.042 R)
• M36: 57,386,641 km (0.04 R)
• M37: 61,548,304 km (0.11 R)
• M38: 64,898,548 km (0.067 R)
• M39: 66,109,543 km (0.109 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: 200 - 10,440 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit