🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 741.1

Radius: 10

Gravity: 7.41 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.57 AU - 0.67 AU

Year: 331 Days

Day: 12.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 88,837,062 km

• M1: 124,316 km (0.096 R)
• M2: 478,115 km (0.086 R)
• M3: 820,245 km (0.057 R)
• M4: 1,156,541 km (0.037 R)
• M5: 1,534,425 km (0.094 R)
• M6: 1,866,084 km (0.064 R)
• M7: 2,271,494 km (0.034 R)
• M8: 2,649,079 km (0.045 R)
• M9: 3,016,342 km (0.108 R)
• M10: 4,183,205 km (0.083 R)
• M11: 4,883,473 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 618.9

Radius: 9.4

Gravity: 7 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.96 AU - 1.2 AU

Year: 761 Days

Day: 13.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 88,837,062 km

• M1: 116,836 km (0.086 R)
• M2: 453,880 km (0.11 R)
• M3: 905,366 km (0.078 R)
• M4: 1,324,839 km (0.083 R)
• M5: 1,620,743 km (0.077 R)
• M6: 2,072,678 km (0.053 R)
• M7: 2,486,915 km (0.078 R)
• M8: 3,362,063 km (0.076 R)
• M9: 4,240,352 km (0.106 R)
• M10: 5,156,639 km (0.115 R)
• M11: 5,709,253 km (0.085 R)
• M12: 6,019,968 km (0.089 R)
• M13: 6,717,692 km (0.094 R)
• M14: 7,219,743 km (0.09 R)
• M15: 7,722,990 km (0.115 R)
• M16: 8,323,326 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 57.7

Radius: 14.8

Gravity: 0.26 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.38 AU - 1.86 AU

Year: 1399 Days

Day: 6.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 88,837,062 km

• M1: 184,155 km (0.105 R)
• M2: 759,957 km (0.105 R)
• M3: 1,367,175 km (0.057 R)
• M4: 1,831,377 km (0.095 R)
• M5: 3,138,115 km (0.098 R)
• M6: 3,980,500 km (0.033 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268.5

Radius: 13.2

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.95 AU - 2.15 AU

Year: 1991 Days

Day: 10 Hours

Environment

Temp: -196 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 88,837,062 km

• M1: 164,558 km (0.066 R)
• M2: 674,238 km (0.091 R)
• M3: 1,312,273 km (0.049 R)
• M4: 2,042,310 km (0.071 R)
• M5: 2,623,947 km (0.105 R)
• M6: 3,358,921 km (0.066 R)
• M7: 4,585,324 km (0.097 R)
• M8: 7,433,967 km (0.078 R)
• M9: 9,837,107 km (0.093 R)
• M10: 10,896,709 km (0.058 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 658.1

Radius: 8.8

Gravity: 8.5 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 2.44 AU - 2.68 AU

Year: 2778 Days

Day: 6.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 88,837,062 km

• M1: 109,506 km (0.072 R)
• M2: 403,914 km (0.094 R)
• M3: 700,268 km (0.073 R)
• M4: 1,099,395 km (0.082 R)
• M5: 1,499,868 km (0.071 R)
• M6: 1,910,215 km (0.091 R)
• M7: 2,202,081 km (0.09 R)
• M8: 2,643,095 km (0.03 R)
• M9: 2,941,842 km (0.056 R)
• M10: 3,838,083 km (0.118 R)
• M11: 4,181,111 km (0.113 R)
• M12: 4,500,652 km (0.113 R)
• M13: 5,660,484 km (0.108 R)
• M14: 6,379,152 km (0.092 R)
• M15: 6,774,988 km (0.107 R)
• M16: 7,836,684 km (0.072 R)
• M17: 8,225,190 km (0.051 R)
• M18: 9,005,642 km (0.084 R)
• M19: 9,687,061 km (0.117 R)
• M20: 10,753,095 km (0.088 R)
• M21: 11,355,376 km (0.101 R)
• M22: 13,252,427 km (0.105 R)
• M23: 14,228,403 km (0.103 R)
• M24: 16,638,275 km (0.067 R)
• M25: 19,719,692 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 523

Radius: 11.3

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 3.37 AU - 4.47 AU

Year: 5264 Days

Day: 9.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 88,837,062 km

• M1: 140,622 km (0.099 R)
• M2: 764,445 km (0.119 R)
• M3: 1,125,275 km (0.027 R)
• M4: 1,477,578 km (0.081 R)
• M5: 2,216,292 km (0.093 R)
• M6: 3,091,290 km (0.095 R)
• M7: 3,504,779 km (0.096 R)
• M8: 3,955,218 km (0.085 R)
• M9: 5,131,805 km (0.09 R)
• M10: 5,830,427 km (0.109 R)
• M11: 7,661,057 km (0.097 R)
• M12: 9,396,242 km (0.046 R)
• M13: 9,889,018 km (0.074 R)
• M14: 11,517,989 km (0.095 R)
• M15: 11,987,427 km (0.118 R)
• M16: 12,715,520 km (0.075 R)
• M17: 13,836,457 km (0.096 R)
• M18: 14,421,085 km (0.113 R)
• M19: 16,746,434 km (0.095 R)
• M20: 18,727,110 km (0.109 R)
• M21: 20,790,514 km (0.054 R)
• M22: 21,417,030 km (0.101 R)
• M23: 23,371,975 km (0.093 R)
• M24: 24,431,277 km (0.102 R)
• M25: 27,301,911 km (0.046 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 943.6

Radius: 7.6

Gravity: 16.34 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 5.99 AU - 7.19 AU

Year: 11474 Days

Day: 20.9 Hours

Environment

Temp: -233 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 88,837,062 km

• M1: 94,546 km (0.103 R)
• M2: 434,881 km (0.112 R)
• M3: 891,304 km (0.119 R)
• M4: 1,268,889 km (0.072 R)
• M5: 1,766,601 km (0.101 R)
• M6: 2,268,951 km (0.101 R)
• M7: 2,705,477 km (0.1 R)
• M8: 3,026,664 km (0.119 R)
• M9: 4,898,283 km (0.107 R)
• M10: 5,737,976 km (0.089 R)
• M11: 6,000,221 km (0.096 R)
• M12: 7,002,527 km (0.114 R)
• M13: 8,112,393 km (0.112 R)
• M14: 8,636,135 km (0.119 R)
• M15: 9,698,430 km (0.088 R)
• M16: 10,564,452 km (0.041 R)
• M17: 10,902,244 km (0.06 R)
• M18: 12,019,441 km (0.09 R)
• M19: 13,537,411 km (0.088 R)
• M20: 13,868,919 km (0.118 R)
• M21: 14,138,196 km (0.086 R)
• M22: 15,321,365 km (0.079 R)
• M23: 17,490,085 km (0.108 R)
• M24: 19,433,212 km (0.097 R)
• M25: 21,426,305 km (0.076 R)
• M26: 24,912,234 km (0.109 R)
• M27: 25,611,754 km (0.12 R)
• M28: 26,737,478 km (0.044 R)
• M29: 27,470,657 km (0.076 R)
• M30: 29,528,525 km (0.053 R)
• M31: 39,594,068 km (0.099 R)
• M32: 40,683,739 km (0.104 R)
• M33: 45,095,081 km (0.099 R)
• M34: 53,853,139 km (0.03 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 923.7

Radius: 4.1

Gravity: 54.95 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 6.58 AU - 8.46 AU

Year: 13987 Days

Day: 19.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 88,837,062 km

• M1: 52,359 km (0.073 R)
• M2: 297,401 km (0.089 R)
• M3: 476,918 km (0.075 R)
• M4: 629,508 km (0.073 R)
• M5: 804,837 km (0.084 R)
• M6: 954,434 km (0.104 R)
• M7: 1,749,996 km (0.108 R)
• M8: 3,138,713 km (0.113 R)
• M9: 3,513,156 km (0.117 R)
• M10: 3,740,096 km (0.063 R)
• M11: 3,916,622 km (0.057 R)
• M12: 4,350,306 km (0.096 R)
• M13: 4,480,007 km (0.064 R)
• M14: 5,131,357 km (0.07 R)
• M15: 7,884,705 km (0.109 R)
• M16: 9,143,272 km (0.108 R)
• M17: 10,588,088 km (0.103 R)
• M18: 12,632,343 km (0.087 R)
• M19: 12,896,832 km (0.103 R)
• M20: 13,436,582 km (0.027 R)
• M21: 13,781,554 km (0.059 R)
• M22: 15,823,416 km (0.085 R)
• M23: 16,916,228 km (0.046 R)
• M24: 17,562,790 km (0.103 R)
• M25: 23,142,043 km (0.117 R)
• M26: 29,102,321 km (0.119 R)
• M27: 30,029,379 km (0.103 R)
• M28: 30,381,981 km (0.118 R)
• M29: 35,876,861 km (0.076 R)
• M30: 40,693,613 km (0.087 R)
• M31: 43,480,322 km (0.118 R)
• M32: 46,391,796 km (0.087 R)
• M33: 48,135,359 km (0.117 R)
• M34: 50,748,684 km (0.101 R)
• M35: 54,320,034 km (0.115 R)
• M36: 56,078,108 km (0.03 R)
• M37: 57,150,875 km (0.082 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 302.2

Radius: 6.6

Gravity: 6.94 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 8.22 AU - 8.52 AU

Year: 16424 Days

Day: 21.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 88,837,062 km

• M1: 108,010 km (0.114 R)
• M2: 331,210 km (0.087 R)
• M3: 675,285 km (0.078 R)
• M4: 913,145 km (0.081 R)
• M5: 1,306,139 km (0.093 R)
• M6: 1,535,173 km (0.053 R)
• M7: 1,806,993 km (0.063 R)
• M8: 2,023,012 km (0.107 R)
• M9: 2,842,958 km (0.105 R)
• M10: 3,450,924 km (0.085 R)
• M11: 6,652,169 km (0.042 R)
• M12: 7,847,755 km (0.099 R)
• M13: 8,427,746 km (0.104 R)
• M14: 8,988,139 km (0.111 R)
• M15: 13,251,978 km (0.044 R)
• M16: 13,753,579 km (0.106 R)
• M17: 16,168,987 km (0.086 R)
• M18: 24,801,831 km (0.108 R)
• M19: 25,563,284 km (0.07 R)
• M20: 26,833,819 km (0.078 R)
• M21: 29,079,133 km (0.05 R)
• M22: 29,289,169 km (0.055 R)
• M23: 30,679,831 km (0.06 R)
• M24: 31,116,357 km (0.075 R)
• M25: 33,132,488 km (0.118 R)
• M26: 33,707,542 km (0.104 R)
• M27: 35,353,268 km (0.112 R)
• M28: 36,805,863 km (0.087 R)
• M29: 41,137,170 km (0.106 R)
• M30: 42,743,403 km (0.113 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 931.1

Radius: 3.9

Gravity: 61.22 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 9.58 AU - 10.54 AU

Year: 21642 Days

Day: 15.8 Hours

Environment

Temp: -236 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 88,837,062 km

• M1: 48,470 km (0.11 R)
• M2: 194,328 km (0.097 R)
• M3: 524,341 km (0.061 R)
• M4: 686,804 km (0.087 R)
• M5: 1,855,014 km (0.066 R)
• M6: 2,494,096 km (0.057 R)
• M7: 2,693,659 km (0.026 R)
• M8: 3,297,735 km (0.111 R)
• M9: 4,437,372 km (0.073 R)
• M10: 6,034,479 km (0.114 R)
• M11: 7,611,839 km (0.094 R)
• M12: 9,504,102 km (0.043 R)
• M13: 10,240,722 km (0.092 R)
• M14: 11,280,727 km (0.099 R)
• M15: 12,677,522 km (0.099 R)
• M16: 13,043,887 km (0.117 R)
• M17: 14,740,327 km (0.048 R)
• M18: 16,319,033 km (0.111 R)
• M19: 18,098,949 km (0.047 R)
• M20: 21,209,238 km (0.099 R)
• M21: 22,890,269 km (0.078 R)
• M22: 23,433,160 km (0.117 R)
• M23: 23,652,770 km (0.119 R)
• M24: 25,343,525 km (0.072 R)
• M25: 26,159,432 km (0.068 R)
• M26: 27,355,167 km (0.095 R)
• M27: 29,726,593 km (0.12 R)
• M28: 31,425,726 km (0.113 R)
• M29: 44,998,740 km (0.1 R)
• M30: 45,850,102 km (0.104 R)
• M31: 49,723,639 km (0.119 R)
• M32: 53,809,606 km (0.057 R)
• M33: 68,289,184 km (0.076 R)
• M34: 82,090,036 km (0.106 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: 352 - 12,089 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit