🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.76 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 865.1

Radius: 13.5

Gravity: 4.75 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.5 AU - 1.54 AU

Year: 1250 Days

Day: 6.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 76,450,081 km

• M1: 167,849 km (0.064 R)
• M2: 627,264 km (0.116 R)
• M3: 1,061,846 km (0.106 R)
• M4: 1,833,771 km (0.053 R)
• M5: 2,436,800 km (0.119 R)
• M6: 3,055,088 km (0.101 R)
• M7: 3,534,549 km (0.1 R)
• M8: 4,348,810 km (0.049 R)
• M9: 4,899,330 km (0.107 R)
• M10: 5,474,684 km (0.073 R)
• M11: 7,717,156 km (0.083 R)
• M12: 8,355,191 km (0.083 R)
• M13: 9,118,738 km (0.097 R)
• M14: 10,818,918 km (0.112 R)
• M15: 11,979,199 km (0.098 R)
• M16: 12,421,111 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 708.1

Radius: 8.4

Gravity: 10.04 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.64 AU - 2.12 AU

Year: 1719 Days

Day: 8.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 76,450,081 km

• M1: 104,719 km (0.113 R)
• M2: 387,608 km (0.066 R)
• M3: 689,197 km (0.076 R)
• M4: 1,246,599 km (0.089 R)
• M5: 1,659,190 km (0.098 R)
• M6: 3,238,644 km (0.093 R)
• M7: 4,060,086 km (0.074 R)
• M8: 4,886,914 km (0.102 R)
• M9: 5,164,418 km (0.11 R)
• M10: 5,727,803 km (0.095 R)
• M11: 6,012,338 km (0.082 R)
• M12: 6,713,653 km (0.071 R)
• M13: 9,535,368 km (0.115 R)
• M14: 14,237,529 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 612.9

Radius: 12.5

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 2.91 AU - 3.17 AU

Year: 3535 Days

Day: 13.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 76,450,081 km

• M1: 155,432 km (0.071 R)
• M2: 567,874 km (0.106 R)
• M3: 1,041,052 km (0.119 R)
• M4: 1,495,081 km (0.111 R)
• M5: 1,916,050 km (0.104 R)
• M6: 2,387,881 km (0.05 R)
• M7: 2,788,205 km (0.108 R)
• M8: 3,179,852 km (0.079 R)
• M9: 3,628,197 km (0.093 R)
• M10: 4,492,873 km (0.091 R)
• M11: 5,568,631 km (0.026 R)
• M12: 5,972,545 km (0.091 R)
• M13: 8,260,346 km (0.098 R)
• M14: 9,715,335 km (0.116 R)
• M15: 10,104,439 km (0.109 R)
• M16: 10,831,185 km (0.096 R)
• M17: 12,616,785 km (0.115 R)
• M18: 15,310,145 km (0.094 R)
• M19: 16,763,638 km (0.107 R)
• M20: 17,154,986 km (0.078 R)
• M21: 18,902,289 km (0.078 R)
• M22: 20,256,898 km (0.098 R)
• M23: 22,747,852 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 316.9

Radius: 13.5

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 3.58 AU - 5.2 AU

Year: 6134 Days

Day: 13.9 Hours

Environment

Temp: -226 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 76,450,081 km

• M1: 167,849 km (0.097 R)
• M2: 703,110 km (0.073 R)
• M3: 1,298,360 km (0.053 R)
• M4: 1,782,159 km (0.09 R)
• M5: 2,282,415 km (0.099 R)
• M6: 4,082,526 km (0.103 R)
• M7: 4,689,893 km (0.065 R)
• M8: 5,546,939 km (0.048 R)
• M9: 6,536,829 km (0.11 R)
• M10: 7,009,558 km (0.07 R)
• M11: 8,059,585 km (0.105 R)
• M12: 10,177,293 km (0.057 R)
• M13: 10,988,412 km (0.046 R)
• M14: 13,230,436 km (0.056 R)
• M15: 13,989,645 km (0.097 R)
• M16: 14,777,726 km (0.063 R)
• M17: 16,442,751 km (0.038 R)
• M18: 17,380,430 km (0.046 R)
• M19: 18,353,265 km (0.11 R)
• M20: 19,684,985 km (0.111 R)
• M21: 23,186,174 km (0.047 R)
• M22: 23,844,554 km (0.08 R)
• M23: 25,122,120 km (0.039 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 549.7

Radius: 4.6

Gravity: 25.98 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 6.85 AU - 6.91 AU

Year: 12034 Days

Day: 15.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 76,450,081 km

• M1: 67,618 km (0.049 R)
• M2: 283,338 km (0.098 R)
• M3: 578,645 km (0.069 R)
• M4: 735,872 km (0.097 R)
• M5: 891,903 km (0.117 R)
• M6: 1,430,006 km (0.103 R)
• M7: 1,722,171 km (0.032 R)
• M8: 2,018,225 km (0.115 R)
• M9: 2,545,408 km (0.102 R)
• M10: 3,629,095 km (0.105 R)
• M11: 4,031,513 km (0.119 R)
• M12: 5,250,137 km (0.109 R)
• M13: 5,729,150 km (0.102 R)
• M14: 5,979,427 km (0.118 R)
• M15: 6,125,584 km (0.078 R)
• M16: 7,852,243 km (0.068 R)
• M17: 8,161,013 km (0.116 R)
• M18: 8,523,787 km (0.088 R)
• M19: 9,088,071 km (0.045 R)
• M20: 9,777,418 km (0.109 R)
• M21: 10,186,717 km (0.093 R)
• M22: 13,314,958 km (0.072 R)
• M23: 15,676,361 km (0.025 R)
• M24: 22,505,055 km (0.112 R)
• M25: 23,038,072 km (0.107 R)
• M26: 27,407,676 km (0.119 R)
• M27: 28,322,617 km (0.091 R)
• M28: 28,528,613 km (0.087 R)
• M29: 34,949,055 km (0.114 R)
• M30: 36,631,283 km (0.073 R)
• M31: 37,121,515 km (0.05 R)
• M32: 37,865,315 km (0.073 R)
• M33: 43,762,912 km (0.077 R)
• M34: 45,999,101 km (0.048 R)
• M35: 47,579,902 km (0.085 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 650

Radius: 6.4

Gravity: 15.87 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 9.06 AU - 10.68 AU

Year: 20678 Days

Day: 15.3 Hours

Environment

Temp: -244 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 76,450,081 km

• M1: 79,736 km (0.109 R)
• M2: 404,213 km (0.049 R)
• M3: 727,943 km (0.108 R)
• M4: 1,058,106 km (0.083 R)
• M5: 1,258,567 km (0.076 R)
• M6: 1,810,583 km (0.11 R)
• M7: 2,060,262 km (0.035 R)
• M8: 3,215,606 km (0.093 R)
• M9: 3,823,871 km (0.079 R)
• M10: 5,778,218 km (0.085 R)
• M11: 6,674,309 km (0.11 R)
• M12: 7,085,404 km (0.099 R)
• M13: 7,368,742 km (0.054 R)
• M14: 8,008,572 km (0.045 R)
• M15: 9,230,488 km (0.091 R)
• M16: 9,915,197 km (0.05 R)
• M17: 11,193,960 km (0.101 R)
• M18: 11,905,896 km (0.064 R)
• M19: 14,826,795 km (0.101 R)
• M20: 17,329,118 km (0.096 R)
• M21: 18,192,896 km (0.119 R)
• M22: 19,358,264 km (0.091 R)
• M23: 26,954,096 km (0.045 R)
• M24: 30,901,385 km (0.076 R)
• M25: 31,913,265 km (0.086 R)
• M26: 33,077,884 km (0.057 R)
• M27: 41,422,304 km (0.082 R)
• M28: 45,022,078 km (0.106 R)
• M29: 49,679,358 km (0.08 R)
• M30: 60,132,061 km (0.111 R)
• M31: 67,436,327 km (0.112 R)
• M32: 71,519,750 km (0.118 R)
• M33: 75,310,261 km (0.079 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 411 - 17,392 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit