🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 187.4

Radius: 8.6

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.51 AU - 0.61 AU

Year: 279 Days

Day: 10.8 Hours

Environment

Temp: -147 °C

Axial Tilt: 143.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 66,296,297 km

• M1: 108,758 km (0.052 R)
• M2: 377,286 km (0.025 R)
• M3: 819,946 km (0.111 R)
• M4: 1,090,120 km (0.045 R)
• M5: 1,492,987 km (0.066 R)
• M6: 1,873,863 km (0.064 R)
• M7: 2,449,665 km (0.088 R)
• M8: 2,735,247 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 781.5

Radius: 13.2

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.79 AU - 1.03 AU

Year: 579 Days

Day: 11.2 Hours

Environment

Temp: -165 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 66,296,297 km

• M1: 164,109 km (0.107 R)
• M2: 602,431 km (0.093 R)
• M3: 1,194,988 km (0.063 R)
• M4: 1,662,182 km (0.067 R)
• M5: 2,094,969 km (0.106 R)
• M6: 2,635,765 km (0.109 R)
• M7: 3,256,895 km (0.069 R)
• M8: 4,925,360 km (0.108 R)
• M9: 5,580,001 km (0.096 R)
• M10: 6,041,809 km (0.091 R)
• M11: 6,813,585 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 787.1

Radius: 12.6

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.97 AU - 2.43 AU

Year: 2176 Days

Day: 13.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 66,296,297 km

• M1: 156,629 km (0.12 R)
• M2: 647,759 km (0.059 R)
• M3: 1,039,556 km (0.082 R)
• M4: 1,680,134 km (0.069 R)
• M5: 2,314,279 km (0.1 R)
• M6: 2,807,204 km (0.086 R)
• M7: 3,404,399 km (0.105 R)
• M8: 5,843,442 km (0.104 R)
• M9: 6,821,663 km (0.047 R)
• M10: 7,753,059 km (0.065 R)
• M11: 8,636,135 km (0.092 R)
• M12: 9,136,092 km (0.09 R)
• M13: 10,753,095 km (0.095 R)
• M14: 11,175,859 km (0.115 R)
• M15: 12,427,544 km (0.118 R)
• M16: 13,415,039 km (0.101 R)
• M17: 13,995,928 km (0.085 R)
• M18: 15,594,830 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 442.4

Radius: 13.2

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 2.79 AU - 3.01 AU

Year: 3293 Days

Day: 6.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 66,296,297 km

• M1: 164,109 km (0.105 R)
• M2: 589,715 km (0.09 R)
• M3: 1,132,755 km (0.042 R)
• M4: 2,613,475 km (0.056 R)
• M5: 3,097,873 km (0.098 R)
• M6: 4,229,581 km (0.092 R)
• M7: 4,902,173 km (0.091 R)
• M8: 5,645,225 km (0.086 R)
• M9: 6,057,517 km (0.109 R)
• M10: 6,856,370 km (0.069 R)
• M11: 7,755,453 km (0.057 R)
• M12: 8,331,853 km (0.084 R)
• M13: 9,320,546 km (0.12 R)
• M14: 10,309,836 km (0.088 R)
• M15: 12,070,753 km (0.068 R)
• M16: 13,291,023 km (0.115 R)
• M17: 14,353,616 km (0.061 R)
• M18: 16,335,489 km (0.073 R)
• M19: 17,338,244 km (0.113 R)
• M20: 18,549,986 km (0.089 R)
• M21: 19,350,185 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.3

Radius: 8.3

Gravity: 10.99 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 4.07 AU - 4.87 AU

Year: 6302 Days

Day: 7.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 66,296,297 km

• M1: 103,223 km (0.071 R)
• M2: 434,881 km (0.085 R)
• M3: 909,256 km (0.082 R)
• M4: 1,304,793 km (0.074 R)
• M5: 2,699,793 km (0.115 R)
• M6: 3,755,954 km (0.098 R)
• M7: 4,781,896 km (0.056 R)
• M8: 5,152,599 km (0.12 R)
• M9: 5,511,784 km (0.052 R)
• M10: 8,349,207 km (0.114 R)
• M11: 9,100,936 km (0.094 R)
• M12: 9,449,200 km (0.118 R)
• M13: 9,988,351 km (0.116 R)
• M14: 11,934,170 km (0.116 R)
• M15: 12,564,127 km (0.085 R)
• M16: 13,833,166 km (0.1 R)
• M17: 14,469,405 km (0.092 R)
• M18: 17,879,190 km (0.052 R)
• M19: 18,843,497 km (0.041 R)
• M20: 19,125,340 km (0.082 R)
• M21: 20,428,487 km (0.089 R)
• M22: 21,253,369 km (0.077 R)
• M23: 22,100,393 km (0.097 R)
• M24: 24,108,594 km (0.11 R)
• M25: 24,860,473 km (0.12 R)
• M26: 25,370,303 km (0.119 R)
• M27: 28,762,883 km (0.083 R)
• M28: 29,989,586 km (0.029 R)
• M29: 32,446,133 km (0.117 R)
• M30: 32,749,667 km (0.108 R)
• M31: 33,259,795 km (0.099 R)
• M32: 34,716,280 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 134.9

Radius: 14.9

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 3.71 AU - 5.29 AU

Year: 6366 Days

Day: 10.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 66,296,297 km

• M1: 185,501 km (0.113 R)
• M2: 715,676 km (0.077 R)
• M3: 1,625,979 km (0.058 R)
• M4: 2,620,955 km (0.066 R)
• M5: 3,111,037 km (0.119 R)
• M6: 5,035,913 km (0.052 R)
• M7: 5,673,200 km (0.088 R)
• M8: 6,531,144 km (0.11 R)
• M9: 7,351,539 km (0.085 R)
• M10: 9,965,313 km (0.037 R)
• M11: 15,903,750 km (0.025 R)
• M12: 17,117,736 km (0.106 R)
• M13: 20,514,206 km (0.073 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 586

Radius: 3.6

Gravity: 45.22 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 8.58 AU - 9.14 AU

Year: 17587 Days

Day: 20.1 Hours

Environment

Temp: -234 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 66,296,297 km

• M1: 45,029 km (0.067 R)
• M2: 207,791 km (0.099 R)
• M3: 347,815 km (0.096 R)
• M4: 506,389 km (0.111 R)
• M5: 937,979 km (0.1 R)
• M6: 1,156,242 km (0.103 R)
• M7: 1,291,628 km (0.101 R)
• M8: 2,382,645 km (0.104 R)
• M9: 3,566,563 km (0.114 R)
• M10: 4,610,906 km (0.111 R)
• M11: 4,883,473 km (0.059 R)
• M12: 6,368,082 km (0.075 R)
• M13: 7,100,364 km (0.096 R)
• M14: 7,417,511 km (0.08 R)
• M15: 11,007,411 km (0.103 R)
• M16: 14,426,770 km (0.073 R)
• M17: 14,788,647 km (0.114 R)
• M18: 17,988,396 km (0.08 R)
• M19: 19,440,243 km (0.073 R)
• M20: 20,510,915 km (0.077 R)
• M21: 21,526,386 km (0.036 R)
• M22: 23,756,890 km (0.091 R)
• M23: 24,670,185 km (0.113 R)
• M24: 24,979,703 km (0.107 R)
• M25: 28,218,796 km (0.093 R)
• M26: 29,242,494 km (0.114 R)
• M27: 29,357,834 km (0.06 R)
• M28: 29,705,350 km (0.11 R)
• M29: 31,970,711 km (0.088 R)
• M30: 32,585,408 km (0.089 R)
• M31: 33,459,209 km (0.118 R)
• M32: 34,993,336 km (0.04 R)
• M33: 39,734,541 km (0.115 R)
• M34: 40,159,848 km (0.113 R)
• M35: 42,923,668 km (0.101 R)
• M36: 43,371,415 km (0.091 R)
• M37: 44,886,243 km (0.075 R)
• M38: 52,140,393 km (0.116 R)
• M39: 56,489,203 km (0.094 R)
• M40: 58,659,868 km (0.072 R)
• M41: 59,951,496 km (0.069 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 552 - 15,755 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit