🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 853

Radius: 8.6

Gravity: 11.53 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.01 AU - 1.41 AU

Year: 936 Days

Day: 5.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 79,510,134 km

• M1: 106,962 km (0.117 R)
• M2: 554,111 km (0.113 R)
• M3: 978,968 km (0.082 R)
• M4: 1,552,377 km (0.086 R)
• M5: 2,075,970 km (0.083 R)
• M6: 2,459,987 km (0.12 R)
• M7: 3,049,852 km (0.117 R)
• M8: 3,400,509 km (0.071 R)
• M9: 3,936,518 km (0.102 R)
• M10: 5,274,522 km (0.097 R)
• M11: 6,231,948 km (0.105 R)
• M12: 8,624,168 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 717.3

Radius: 13.4

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.38 AU - 1.62 AU

Year: 1291 Days

Day: 6.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 79,510,134 km

• M1: 166,652 km (0.112 R)
• M2: 640,428 km (0.103 R)
• M3: 1,062,743 km (0.083 R)
• M4: 1,532,032 km (0.059 R)
• M5: 2,066,545 km (0.119 R)
• M6: 2,548,101 km (0.103 R)
• M7: 3,006,618 km (0.106 R)
• M8: 3,520,487 km (0.09 R)
• M9: 3,939,959 km (0.071 R)
• M10: 4,803,438 km (0.097 R)
• M11: 5,280,805 km (0.101 R)
• M12: 6,215,792 km (0.071 R)
• M13: 7,360,814 km (0.078 R)
• M14: 8,728,737 km (0.07 R)
• M15: 10,752,347 km (0.056 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.5

Radius: 14.5

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 2.91 AU - 3.55 AU

Year: 4080 Days

Day: 10.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 79,510,134 km

• M1: 180,415 km (0.094 R)
• M2: 912,846 km (0.085 R)
• M3: 2,232,150 km (0.099 R)
• M4: 3,617,426 km (0.072 R)
• M5: 4,094,943 km (0.032 R)
• M6: 5,624,880 km (0.106 R)
• M7: 6,096,861 km (0.043 R)
• M8: 7,911,035 km (0.065 R)
• M9: 10,552,634 km (0.116 R)
• M10: 11,144,443 km (0.057 R)
• M11: 12,627,407 km (0.097 R)
• M12: 15,982,737 km (0.102 R)
• M13: 17,688,751 km (0.103 R)
• M14: 19,076,720 km (0.09 R)
• M15: 23,250,052 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 529.4

Radius: 8.9

Gravity: 6.68 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 3.61 AU - 5.89 AU

Year: 7277 Days

Day: 11.3 Hours

Environment

Temp: -223 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 79,510,134 km

• M1: 112,946 km (0.106 R)
• M2: 390,301 km (0.066 R)
• M3: 678,426 km (0.102 R)
• M4: 993,928 km (0.097 R)
• M5: 1,339,799 km (0.106 R)
• M6: 1,793,678 km (0.104 R)
• M7: 2,264,014 km (0.095 R)
• M8: 2,776,836 km (0.108 R)
• M9: 3,321,970 km (0.072 R)
• M10: 3,723,940 km (0.065 R)
• M11: 6,045,400 km (0.11 R)
• M12: 6,509,303 km (0.093 R)
• M13: 7,104,552 km (0.099 R)
• M14: 7,546,016 km (0.108 R)
• M15: 8,084,269 km (0.038 R)
• M16: 8,730,532 km (0.097 R)
• M17: 12,754,565 km (0.068 R)
• M18: 13,855,156 km (0.096 R)
• M19: 15,745,625 km (0.094 R)
• M20: 17,272,121 km (0.055 R)
• M21: 19,671,522 km (0.115 R)
• M22: 22,129,415 km (0.069 R)
• M23: 26,669,112 km (0.115 R)
• M24: 27,198,987 km (0.116 R)
• M25: 27,736,044 km (0.066 R)
• M26: 32,489,366 km (0.109 R)
• M27: 34,325,531 km (0.048 R)
• M28: 34,638,190 km (0.043 R)

Asteroid Belt

Center: 6.05 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 7.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 375.5

Radius: 7.5

Gravity: 6.68 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 5.88 AU - 8.8 AU

Year: 13978 Days

Day: 16.5 Hours

Environment

Temp: -240 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 79,510,134 km

• M1: 93,349 km (0.096 R)
• M2: 355,594 km (0.074 R)
• M3: 761,453 km (0.094 R)
• M4: 1,214,585 km (0.106 R)
• M5: 2,051,286 km (0.094 R)
• M6: 4,889,008 km (0.099 R)
• M7: 5,816,964 km (0.094 R)
• M8: 6,102,546 km (0.067 R)
• M9: 6,586,495 km (0.105 R)
• M10: 7,216,900 km (0.108 R)
• M11: 7,463,587 km (0.109 R)
• M12: 10,095,463 km (0.119 R)
• M13: 11,590,843 km (0.101 R)
• M14: 13,106,419 km (0.09 R)
• M15: 13,350,712 km (0.097 R)
• M16: 14,230,049 km (0.032 R)
• M17: 15,281,722 km (0.114 R)
• M18: 16,384,258 km (0.063 R)
• M19: 16,668,045 km (0.066 R)
• M20: 18,287,592 km (0.086 R)
• M21: 22,527,495 km (0.104 R)
• M22: 22,966,864 km (0.091 R)
• M23: 26,591,770 km (0.115 R)
• M24: 28,386,495 km (0.068 R)
• M25: 29,417,823 km (0.098 R)
• M26: 33,450,981 km (0.059 R)
• M27: 35,186,018 km (0.081 R)
• M28: 38,085,524 km (0.08 R)
• M29: 42,194,079 km (0.059 R)
• M30: 46,023,187 km (0.064 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 668.2

Radius: 3.8

Gravity: 46.27 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 9.29 AU - 10.35 AU

Year: 21631 Days

Day: 21.1 Hours

Environment

Temp: -240 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 79,510,134 km

• M1: 213,925 km (0.069 R)
• M2: 495,468 km (0.04 R)
• M3: 804,388 km (0.066 R)
• M4: 1,201,570 km (0.069 R)
• M5: 2,129,077 km (0.113 R)
• M6: 2,675,558 km (0.118 R)
• M7: 4,688,696 km (0.109 R)
• M8: 5,171,150 km (0.063 R)
• M9: 9,743,609 km (0.073 R)
• M10: 13,631,807 km (0.113 R)
• M11: 14,227,655 km (0.094 R)
• M12: 15,712,414 km (0.097 R)
• M13: 23,310,340 km (0.025 R)
• M14: 25,365,067 km (0.066 R)
• M15: 26,038,257 km (0.056 R)
• M16: 26,838,456 km (0.109 R)
• M17: 31,086,886 km (0.095 R)
• M18: 35,344,292 km (0.114 R)
• M19: 37,467,236 km (0.102 R)
• M20: 39,076,909 km (0.072 R)
• M21: 42,120,926 km (0.082 R)
• M22: 52,193,500 km (0.088 R)
• M23: 56,255,232 km (0.094 R)
• M24: 62,531,312 km (0.114 R)
• M25: 66,681,755 km (0.113 R)
• M26: 68,607,977 km (0.111 R)
• M27: 73,698,194 km (0.066 R)
• M28: 76,451,244 km (0.098 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 414 - 12,179 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit