🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 734.4

Radius: 11.3

Gravity: 5.75 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.02 AU - 1.14 AU

Year: 789 Days

Day: 5.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 82,715,261 km

• M1: 145,409 km (0.091 R)
• M2: 551,567 km (0.084 R)
• M3: 912,846 km (0.084 R)
• M4: 1,562,849 km (0.085 R)
• M5: 2,340,758 km (0.071 R)
• M6: 2,983,430 km (0.09 R)
• M7: 3,401,407 km (0.056 R)
• M8: 3,813,848 km (0.084 R)
• M9: 4,757,511 km (0.111 R)
• M10: 5,293,969 km (0.098 R)
• M11: 5,970,301 km (0.091 R)
• M12: 6,424,331 km (0.071 R)
• M13: 6,790,995 km (0.065 R)
• M14: 7,853,739 km (0.075 R)
• M15: 8,223,395 km (0.076 R)
• M16: 8,578,839 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 856.4

Radius: 14.2

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 2.3 AU - 3.34 AU

Year: 3329 Days

Day: 10 Hours

Environment

Temp: -220 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 82,715,261 km

• M1: 186,100 km (0.073 R)
• M2: 828,323 km (0.039 R)
• M3: 1,278,314 km (0.053 R)
• M4: 2,134,462 km (0.088 R)
• M5: 2,684,683 km (0.116 R)
• M6: 3,291,901 km (0.075 R)
• M7: 3,780,787 km (0.029 R)
• M8: 5,960,727 km (0.105 R)
• M9: 7,353,184 km (0.118 R)
• M10: 9,560,800 km (0.101 R)
• M11: 10,318,064 km (0.09 R)
• M12: 11,201,290 km (0.102 R)
• M13: 12,179,959 km (0.043 R)
• M14: 16,392,336 km (0.036 R)
• M15: 18,429,261 km (0.057 R)
• M16: 18,917,548 km (0.115 R)
• M17: 20,499,695 km (0.115 R)
• M18: 23,141,444 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 409.6

Radius: 10.4

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 3.25 AU - 3.49 AU

Year: 4349 Days

Day: 10.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 82,715,261 km

• M1: 129,402 km (0.091 R)
• M2: 727,046 km (0.107 R)
• M3: 1,615,657 km (0.075 R)
• M4: 2,431,863 km (0.12 R)
• M5: 2,908,033 km (0.099 R)
• M6: 3,678,761 km (0.09 R)
• M7: 4,308,718 km (0.07 R)
• M8: 4,696,775 km (0.117 R)
• M9: 5,412,750 km (0.083 R)
• M10: 5,947,862 km (0.106 R)
• M11: 6,907,682 km (0.094 R)
• M12: 7,767,421 km (0.086 R)
• M13: 8,876,689 km (0.116 R)
• M14: 9,393,998 km (0.087 R)
• M15: 10,858,561 km (0.115 R)
• M16: 12,469,731 km (0.088 R)
• M17: 13,452,140 km (0.104 R)
• M18: 14,234,686 km (0.117 R)
• M19: 17,960,870 km (0.042 R)
• M20: 19,642,799 km (0.058 R)
• M21: 20,585,864 km (0.027 R)
• M22: 22,903,434 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 341.3

Radius: 13.1

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 3.25 AU - 3.71 AU

Year: 4563 Days

Day: 8.6 Hours

Environment

Temp: -225 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 82,715,261 km

• M1: 163,062 km (0.117 R)
• M2: 760,556 km (0.077 R)
• M3: 1,380,190 km (0.112 R)
• M4: 2,146,729 km (0.092 R)
• M5: 2,874,972 km (0.065 R)
• M6: 3,664,400 km (0.06 R)
• M7: 4,570,963 km (0.054 R)
• M8: 6,079,657 km (0.07 R)
• M9: 6,504,216 km (0.091 R)
• M10: 7,381,458 km (0.07 R)
• M11: 8,648,851 km (0.111 R)
• M12: 9,596,255 km (0.091 R)
• M13: 10,291,885 km (0.095 R)
• M14: 12,178,763 km (0.04 R)
• M15: 13,227,593 km (0.066 R)
• M16: 14,089,875 km (0.11 R)
• M17: 14,735,540 km (0.043 R)
• M18: 17,236,218 km (0.056 R)
• M19: 17,745,599 km (0.101 R)
• M20: 20,444,793 km (0.056 R)
• M21: 21,793,567 km (0.057 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 792

Radius: 9.1

Gravity: 9.56 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 3.36 AU - 5.46 AU

Year: 6510 Days

Day: 12.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 131.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 82,715,261 km

• M1: 113,096 km (0.042 R)
• M2: 577,597 km (0.044 R)
• M3: 1,161,179 km (0.096 R)
• M4: 1,756,279 km (0.065 R)
• M5: 2,068,340 km (0.091 R)
• M6: 2,579,067 km (0.097 R)
• M7: 3,129,587 km (0.11 R)
• M8: 3,852,594 km (0.088 R)
• M9: 4,358,384 km (0.118 R)
• M10: 5,229,343 km (0.082 R)
• M11: 6,279,371 km (0.084 R)
• M12: 8,834,053 km (0.098 R)
• M13: 10,700,287 km (0.037 R)
• M14: 11,597,276 km (0.108 R)
• M15: 14,351,821 km (0.088 R)
• M16: 16,716,964 km (0.053 R)
• M17: 17,046,378 km (0.108 R)
• M18: 21,268,329 km (0.115 R)
• M19: 23,660,998 km (0.108 R)
• M20: 26,051,123 km (0.069 R)
• M21: 33,030,611 km (0.107 R)
• M22: 36,227,817 km (0.112 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 180.2

Radius: 3.6

Gravity: 13.9 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 6.38 AU - 6.74 AU

Year: 11810 Days

Day: 21.7 Hours

Environment

Temp: -238 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 82,715,261 km

• M1: 45,777 km (0.097 R)
• M2: 711,936 km (0.116 R)
• M3: 1,254,079 km (0.103 R)
• M4: 2,015,831 km (0.061 R)
• M5: 2,750,656 km (0.062 R)
• M6: 3,740,994 km (0.052 R)
• M7: 3,858,578 km (0.103 R)
• M8: 4,753,173 km (0.071 R)
• M9: 4,975,625 km (0.11 R)
• M10: 5,501,462 km (0.072 R)
• M11: 6,976,497 km (0.068 R)
• M12: 7,900,413 km (0.081 R)
• M13: 8,291,911 km (0.091 R)
• M14: 10,260,320 km (0.108 R)
• M15: 11,254,397 km (0.095 R)
• M16: 12,624,415 km (0.096 R)
• M17: 13,486,697 km (0.086 R)
• M18: 14,852,825 km (0.103 R)
• M19: 16,813,903 km (0.105 R)
• M20: 17,657,635 km (0.116 R)
• M21: 19,358,712 km (0.112 R)
• M22: 20,140,661 km (0.107 R)
• M23: 21,995,674 km (0.083 R)
• M24: 31,907,281 km (0.042 R)
• M25: 34,213,332 km (0.099 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 427.1

Radius: 8

Gravity: 6.67 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 6 AU - 9.5 AU

Year: 15166 Days

Day: 23.9 Hours

Environment

Temp: -239 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 82,715,261 km

• M1: 109,506 km (0.114 R)
• M2: 435,629 km (0.105 R)
• M3: 730,636 km (0.066 R)
• M4: 1,361,640 km (0.105 R)
• M5: 1,738,178 km (0.057 R)
• M6: 2,452,657 km (0.038 R)
• M7: 2,832,336 km (0.052 R)
• M8: 3,154,570 km (0.114 R)
• M9: 3,955,667 km (0.096 R)
• M10: 4,270,570 km (0.087 R)
• M11: 5,215,281 km (0.108 R)
• M12: 5,524,201 km (0.118 R)
• M13: 8,131,991 km (0.05 R)
• M14: 8,642,568 km (0.06 R)
• M15: 9,075,953 km (0.074 R)
• M16: 9,373,055 km (0.099 R)
• M17: 10,143,932 km (0.065 R)
• M18: 11,350,290 km (0.065 R)
• M19: 12,772,367 km (0.109 R)
• M20: 13,914,248 km (0.106 R)
• M21: 15,823,416 km (0.094 R)
• M22: 17,441,167 km (0.046 R)
• M23: 17,823,689 km (0.094 R)
• M24: 18,526,350 km (0.118 R)
• M25: 20,405,898 km (0.119 R)
• M26: 20,916,325 km (0.093 R)
• M27: 23,043,757 km (0.065 R)
• M28: 27,827,448 km (0.096 R)
• M29: 33,116,929 km (0.095 R)
• M30: 38,779,807 km (0.067 R)
• M31: 46,211,979 km (0.053 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 880

Radius: 4.3

Gravity: 47.59 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 8.98 AU - 9.66 AU

Year: 20000 Days

Day: 16.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 82,715,261 km

• M1: 53,406 km (0.094 R)
• M2: 211,083 km (0.093 R)
• M3: 349,461 km (0.074 R)
• M4: 695,181 km (0.109 R)
• M5: 1,112,559 km (0.114 R)
• M6: 1,360,593 km (0.103 R)
• M7: 1,848,730 km (0.083 R)
• M8: 2,445,177 km (0.054 R)
• M9: 3,217,102 km (0.064 R)
• M10: 4,482,700 km (0.094 R)
• M11: 5,834,317 km (0.107 R)
• M12: 7,943,049 km (0.101 R)
• M13: 8,099,378 km (0.041 R)
• M14: 9,138,186 km (0.104 R)
• M15: 9,309,924 km (0.079 R)
• M16: 10,448,364 km (0.101 R)
• M17: 10,699,240 km (0.107 R)
• M18: 11,148,183 km (0.105 R)
• M19: 11,811,051 km (0.043 R)
• M20: 12,499,800 km (0.073 R)
• M21: 12,925,705 km (0.097 R)
• M22: 13,361,184 km (0.052 R)
• M23: 14,648,175 km (0.066 R)
• M24: 16,265,328 km (0.105 R)
• M25: 16,772,764 km (0.051 R)
• M26: 19,564,110 km (0.066 R)
• M27: 20,624,610 km (0.105 R)
• M28: 21,722,808 km (0.077 R)
• M29: 22,964,620 km (0.068 R)
• M30: 24,143,900 km (0.068 R)
• M31: 25,362,973 km (0.115 R)
• M32: 28,772,607 km (0.11 R)
• M33: 31,423,930 km (0.107 R)
• M34: 39,887,430 km (0.096 R)
• M35: 40,193,058 km (0.076 R)
• M36: 44,146,182 km (0.097 R)
• M37: 58,721,203 km (0.032 R)
• M38: 62,963,051 km (0.09 R)
• M39: 63,377,437 km (0.038 R)
• M40: 65,688,874 km (0.092 R)
• M41: 71,599,186 km (0.073 R)
• M42: 80,747,246 km (0.096 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 482 - 18,714 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit