🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 216.6

Radius: 9.9

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.51 AU - 0.55 AU

Year: 262 Days

Day: 7.8 Hours

Environment

Temp: -147 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 89,686,074 km

• M1: 123,119 km (0.104 R)
• M2: 490,831 km (0.045 R)
• M3: 1,105,079 km (0.118 R)
• M4: 1,603,689 km (0.059 R)
• M5: 1,937,442 km (0.079 R)
• M6: 2,296,776 km (0.065 R)
• M7: 2,606,892 km (0.066 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 357.2

Radius: 11.8

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.98 AU - 1.02 AU

Year: 678 Days

Day: 5.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 89,686,074 km

• M1: 146,756 km (0.06 R)
• M2: 585,227 km (0.093 R)
• M3: 1,013,226 km (0.105 R)
• M4: 1,389,166 km (0.119 R)
• M5: 1,900,641 km (0.052 R)
• M6: 2,419,297 km (0.106 R)
• M7: 3,591,097 km (0.06 R)
• M8: 4,551,814 km (0.096 R)
• M9: 5,092,910 km (0.094 R)
• M10: 5,573,418 km (0.11 R)
• M11: 6,011,740 km (0.054 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 928.3

Radius: 13.3

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.94 AU - 3.12 AU

Year: 2729 Days

Day: 11.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 89,686,074 km

• M1: 165,455 km (0.119 R)
• M2: 601,383 km (0.082 R)
• M3: 1,020,856 km (0.066 R)
• M4: 1,449,454 km (0.115 R)
• M5: 2,211,206 km (0.069 R)
• M6: 2,724,177 km (0.104 R)
• M7: 3,831,201 km (0.099 R)
• M8: 4,289,719 km (0.042 R)
• M9: 5,652,256 km (0.097 R)
• M10: 6,563,607 km (0.071 R)
• M11: 7,286,164 km (0.051 R)
• M12: 8,161,761 km (0.104 R)
• M13: 10,638,204 km (0.083 R)
• M14: 11,982,490 km (0.103 R)
• M15: 13,627,169 km (0.095 R)
• M16: 14,305,745 km (0.096 R)
• M17: 14,854,620 km (0.115 R)
• M18: 16,915,031 km (0.111 R)
• M19: 18,507,351 km (0.041 R)
• M20: 20,073,641 km (0.103 R)
• M21: 20,635,829 km (0.074 R)
• M22: 22,054,466 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 702.7

Radius: 13.6

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 3.52 AU - 3.76 AU

Year: 4710 Days

Day: 14 Hours

Environment

Temp: -214 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 89,686,074 km

• M1: 170,242 km (0.116 R)
• M2: 1,122,582 km (0.105 R)
• M3: 1,560,904 km (0.105 R)
• M4: 2,059,364 km (0.094 R)
• M5: 3,019,783 km (0.041 R)
• M6: 3,784,377 km (0.068 R)
• M7: 4,853,254 km (0.091 R)
• M8: 5,529,287 km (0.078 R)
• M9: 6,267,253 km (0.109 R)
• M10: 10,495,338 km (0.098 R)
• M11: 11,628,242 km (0.101 R)
• M12: 14,955,000 km (0.05 R)
• M13: 16,805,974 km (0.097 R)
• M14: 17,786,888 km (0.109 R)
• M15: 18,482,967 km (0.096 R)
• M16: 21,735,823 km (0.087 R)
• M17: 23,422,239 km (0.092 R)
• M18: 25,115,538 km (0.08 R)
• M19: 26,889,170 km (0.116 R)
• M20: 27,722,430 km (0.036 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 817.3

Radius: 5.6

Gravity: 26.06 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 6.51 AU - 8.15 AU

Year: 13460 Days

Day: 16.7 Hours

Environment

Temp: -239 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 89,686,074 km

• M1: 89,160 km (0.119 R)
• M2: 501,003 km (0.056 R)
• M3: 883,375 km (0.118 R)
• M4: 1,096,104 km (0.084 R)
• M5: 1,791,734 km (0.095 R)
• M6: 2,023,162 km (0.078 R)
• M7: 2,274,187 km (0.047 R)
• M8: 2,633,970 km (0.089 R)
• M9: 3,630,142 km (0.112 R)
• M10: 3,943,250 km (0.086 R)
• M11: 4,367,659 km (0.038 R)
• M12: 5,130,309 km (0.034 R)
• M13: 5,343,187 km (0.106 R)
• M14: 5,786,446 km (0.095 R)
• M15: 6,017,126 km (0.117 R)
• M16: 7,002,078 km (0.084 R)
• M17: 7,807,962 km (0.077 R)
• M18: 7,995,258 km (0.043 R)
• M19: 8,724,099 km (0.12 R)
• M20: 9,027,783 km (0.103 R)
• M21: 10,036,072 km (0.117 R)
• M22: 10,257,477 km (0.105 R)
• M23: 10,482,173 km (0.115 R)
• M24: 11,354,329 km (0.11 R)
• M25: 11,900,211 km (0.081 R)
• M26: 12,463,597 km (0.106 R)
• M27: 14,399,543 km (0.111 R)
• M28: 15,623,104 km (0.105 R)
• M29: 18,111,515 km (0.071 R)
• M30: 18,440,032 km (0.106 R)
• M31: 19,707,425 km (0.096 R)
• M32: 22,793,330 km (0.041 R)
• M33: 23,466,371 km (0.083 R)
• M34: 26,396,245 km (0.1 R)
• M35: 29,110,100 km (0.089 R)
• M36: 33,706,195 km (0.045 R)
• M37: 35,595,467 km (0.101 R)
• M38: 35,852,476 km (0.113 R)
• M39: 38,088,366 km (0.094 R)
• M40: 43,859,553 km (0.093 R)
• M41: 47,649,914 km (0.11 R)
• M42: 51,982,567 km (0.082 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 518.8

Radius: 6.5

Gravity: 12.28 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 5.98 AU - 8.86 AU

Year: 13709 Days

Day: 17.3 Hours

Environment

Temp: -240 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 89,686,074 km

• M1: 80,932 km (0.11 R)
• M2: 309,668 km (0.066 R)
• M3: 586,573 km (0.049 R)
• M4: 1,380,340 km (0.106 R)
• M5: 1,844,991 km (0.054 R)
• M6: 2,050,987 km (0.114 R)
• M7: 2,720,437 km (0.092 R)
• M8: 3,035,042 km (0.111 R)
• M9: 5,355,454 km (0.075 R)
• M10: 6,072,028 km (0.036 R)
• M11: 7,694,566 km (0.111 R)
• M12: 8,187,043 km (0.06 R)
• M13: 9,535,518 km (0.113 R)
• M14: 10,859,160 km (0.116 R)
• M15: 13,287,881 km (0.077 R)
• M16: 14,127,873 km (0.097 R)
• M17: 14,797,773 km (0.087 R)
• M18: 15,209,765 km (0.091 R)
• M19: 15,699,997 km (0.11 R)
• M20: 15,984,832 km (0.118 R)
• M21: 16,418,516 km (0.051 R)
• M22: 17,309,521 km (0.049 R)
• M23: 19,106,490 km (0.08 R)
• M24: 23,714,105 km (0.044 R)
• M25: 26,423,621 km (0.062 R)
• M26: 30,642,281 km (0.038 R)
• M27: 37,145,899 km (0.101 R)
• M28: 39,853,770 km (0.085 R)
• M29: 45,370,491 km (0.086 R)
• M30: 46,093,946 km (0.081 R)
• M31: 48,010,893 km (0.102 R)
• M32: 50,288,072 km (0.109 R)
• M33: 52,636,310 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 975.4

Radius: 7.5

Gravity: 17.34 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 8.16 AU - 11.84 AU

Year: 21448 Days

Day: 16.7 Hours

Environment

Temp: -237 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 89,686,074 km

• M1: 93,947 km (0.056 R)
• M2: 377,884 km (0.081 R)
• M3: 911,201 km (0.119 R)
• M4: 1,256,024 km (0.114 R)
• M5: 1,527,095 km (0.091 R)
• M6: 4,449,938 km (0.114 R)
• M7: 5,448,803 km (0.105 R)
• M8: 5,784,351 km (0.097 R)
• M9: 6,268,151 km (0.091 R)
• M10: 8,366,710 km (0.099 R)
• M11: 8,700,612 km (0.084 R)
• M12: 10,125,831 km (0.106 R)
• M13: 13,889,714 km (0.062 R)
• M14: 14,437,391 km (0.116 R)
• M15: 17,938,131 km (0.076 R)
• M16: 19,639,508 km (0.064 R)
• M17: 26,322,045 km (0.064 R)
• M18: 27,403,039 km (0.062 R)
• M19: 30,430,152 km (0.097 R)
• M20: 32,431,322 km (0.081 R)
• M21: 36,104,848 km (0.065 R)
• M22: 36,990,317 km (0.077 R)
• M23: 38,041,691 km (0.115 R)
• M24: 39,112,662 km (0.1 R)
• M25: 41,154,973 km (0.053 R)
• M26: 42,609,662 km (0.109 R)
• M27: 43,102,139 km (0.077 R)
• M28: 46,830,267 km (0.105 R)
• M29: 57,878,219 km (0.076 R)
• M30: 61,148,279 km (0.108 R)
• M31: 62,194,866 km (0.081 R)
• M32: 62,616,882 km (0.081 R)
• M33: 63,253,420 km (0.106 R)
• M34: 66,501,041 km (0.1 R)
• M35: 66,942,354 km (0.12 R)
• M36: 68,277,665 km (0.108 R)
• M37: 68,952,052 km (0.107 R)
• M38: 71,001,842 km (0.118 R)
• M39: 73,326,444 km (0.091 R)
• M40: 74,033,593 km (0.064 R)
• M41: 78,127,189 km (0.086 R)
• M42: 88,083,077 km (0.069 R)
• M43: 88,348,912 km (0.051 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 286 - 19,015 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit