🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.3

Radius: 11.7

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.74 AU - 1 AU

Year: 532 Days

Day: 6.1 Hours

Environment

Temp: -144 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 54,883,872 km

• M1: 145,708 km (0.12 R)
• M2: 658,380 km (0.099 R)
• M3: 1,102,985 km (0.097 R)
• M4: 2,202,380 km (0.082 R)
• M5: 2,916,261 km (0.1 R)
• M6: 3,370,739 km (0.095 R)
• M7: 4,320,835 km (0.119 R)
• M8: 5,753,983 km (0.105 R)
• M9: 6,134,261 km (0.113 R)
• M10: 6,511,995 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 236.9

Radius: 9.3

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.66 AU - 2.18 AU

Year: 1745 Days

Day: 14.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 54,883,872 km

• M1: 115,938 km (0.115 R)
• M2: 443,558 km (0.117 R)
• M3: 965,205 km (0.119 R)
• M4: 1,338,303 km (0.078 R)
• M5: 1,807,142 km (0.097 R)
• M6: 3,354,433 km (0.099 R)
• M7: 3,788,117 km (0.08 R)
• M8: 4,971,586 km (0.048 R)
• M9: 5,929,611 km (0.077 R)
• M10: 6,565,402 km (0.104 R)
• M11: 7,101,261 km (0.056 R)
• M12: 8,969,140 km (0.104 R)
• M13: 9,658,787 km (0.074 R)
• M14: 10,260,020 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502.6

Radius: 9.7

Gravity: 5.34 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.52 AU - 2.5 AU

Year: 1869 Days

Day: 6.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 54,883,872 km

• M1: 120,725 km (0.064 R)
• M2: 458,817 km (0.102 R)
• M3: 830,418 km (0.094 R)
• M4: 1,242,560 km (0.106 R)
• M5: 1,809,985 km (0.084 R)
• M6: 2,516,386 km (0.07 R)
• M7: 3,742,789 km (0.119 R)
• M8: 4,354,345 km (0.036 R)
• M9: 5,010,182 km (0.091 R)
• M10: 6,151,764 km (0.115 R)
• M11: 8,047,019 km (0.053 R)
• M12: 8,575,848 km (0.114 R)
• M13: 9,933,448 km (0.098 R)
• M14: 11,538,783 km (0.068 R)
• M15: 12,674,829 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 44.8

Radius: 10.3

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.59 AU - 2.49 AU

Year: 1911 Days

Day: 7.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 54,883,872 km

• M1: 128,205 km (0.096 R)
• M2: 623,973 km (0.057 R)
• M3: 975,977 km (0.11 R)
• M4: 1,321,996 km (0.103 R)
• M5: 1,690,905 km (0.062 R)
• M6: 2,375,764 km (0.073 R)
• M7: 3,051,348 km (0.115 R)
• M8: 3,876,978 km (0.082 R)
• M9: 5,179,527 km (0.081 R)
• M10: 5,701,624 km (0.094 R)
• M11: 6,351,776 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 842.2

Radius: 14.1

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 2.08 AU - 2.4 AU

Year: 2199 Days

Day: 9.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 54,883,872 km

• M1: 175,777 km (0.101 R)
• M2: 2,436,949 km (0.106 R)
• M3: 2,966,077 km (0.056 R)
• M4: 3,589,751 km (0.107 R)
• M5: 4,320,536 km (0.119 R)
• M6: 4,988,491 km (0.106 R)
• M7: 5,625,927 km (0.1 R)
• M8: 6,106,585 km (0.064 R)
• M9: 6,559,867 km (0.098 R)
• M10: 7,093,183 km (0.114 R)
• M11: 9,988,799 km (0.116 R)
• M12: 11,800,430 km (0.075 R)
• M13: 13,109,710 km (0.114 R)
• M14: 14,004,455 km (0.04 R)
• M15: 14,560,660 km (0.034 R)
• M16: 18,709,458 km (0.075 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 786.9

Radius: 13.7

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.92 AU - 2.88 AU

Year: 2439 Days

Day: 10.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 54,883,872 km

• M1: 170,392 km (0.084 R)
• M2: 806,931 km (0.099 R)
• M3: 1,432,400 km (0.118 R)
• M4: 2,123,691 km (0.114 R)
• M5: 2,598,665 km (0.104 R)
• M6: 3,178,656 km (0.094 R)
• M7: 3,768,071 km (0.065 R)
• M8: 4,472,378 km (0.091 R)
• M9: 5,263,003 km (0.105 R)
• M10: 6,092,074 km (0.094 R)
• M11: 6,891,076 km (0.068 R)
• M12: 7,696,661 km (0.087 R)
• M13: 9,318,751 km (0.113 R)
• M14: 10,154,255 km (0.108 R)
• M15: 10,960,288 km (0.084 R)
• M16: 11,808,508 km (0.105 R)
• M17: 12,962,955 km (0.062 R)
• M18: 13,499,712 km (0.06 R)
• M19: 14,617,657 km (0.079 R)
• M20: 16,100,920 km (0.108 R)
• M21: 16,773,960 km (0.116 R)
• M22: 17,628,015 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 184

Radius: 3.5

Gravity: 15.02 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 4.72 AU - 7.22 AU

Year: 9569 Days

Day: 17.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 54,883,872 km

• M1: 48,470 km (0.083 R)
• M2: 178,171 km (0.06 R)
• M3: 495,468 km (0.074 R)
• M4: 620,831 km (0.094 R)
• M5: 767,437 km (0.096 R)
• M6: 1,082,490 km (0.104 R)
• M7: 1,919,939 km (0.099 R)
• M8: 2,776,237 km (0.077 R)
• M9: 4,432,735 km (0.098 R)
• M10: 5,087,524 km (0.12 R)
• M11: 5,338,250 km (0.079 R)
• M12: 6,078,161 km (0.09 R)
• M13: 6,553,584 km (0.072 R)
• M14: 6,817,025 km (0.118 R)
• M15: 7,470,918 km (0.112 R)
• M16: 9,144,020 km (0.108 R)
• M17: 13,948,954 km (0.109 R)
• M18: 14,329,531 km (0.052 R)
• M19: 15,225,772 km (0.046 R)
• M20: 17,252,823 km (0.106 R)
• M21: 17,754,574 km (0.083 R)
• M22: 18,201,723 km (0.099 R)
• M23: 22,493,536 km (0.107 R)
• M24: 24,714,017 km (0.113 R)
• M25: 24,872,441 km (0.119 R)
• M26: 25,111,050 km (0.059 R)
• M27: 26,575,763 km (0.119 R)
• M28: 27,668,276 km (0.115 R)
• M29: 28,355,229 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 969.4

Radius: 5.7

Gravity: 29.84 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 5.84 AU - 6.7 AU

Year: 10299 Days

Day: 22.1 Hours

Environment

Temp: -229 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 54,883,872 km

• M1: 95,892 km (0.117 R)
• M2: 330,761 km (0.075 R)
• M3: 529,427 km (0.106 R)
• M4: 876,943 km (0.029 R)
• M5: 1,261,260 km (0.073 R)
• M6: 1,565,691 km (0.113 R)
• M7: 1,784,104 km (0.112 R)
• M8: 1,969,905 km (0.116 R)
• M9: 2,321,759 km (0.099 R)
• M10: 3,272,603 km (0.088 R)
• M11: 3,658,416 km (0.079 R)
• M12: 4,190,087 km (0.101 R)
• M13: 4,398,626 km (0.079 R)
• M14: 5,302,497 km (0.116 R)
• M15: 5,546,491 km (0.066 R)
• M16: 6,559,119 km (0.065 R)
• M17: 7,172,171 km (0.091 R)
• M18: 8,185,247 km (0.085 R)
• M19: 8,417,423 km (0.098 R)
• M20: 9,492,134 km (0.116 R)
• M21: 10,382,990 km (0.085 R)
• M22: 11,792,501 km (0.083 R)
• M23: 12,269,269 km (0.074 R)
• M24: 12,758,754 km (0.117 R)
• M25: 13,776,767 km (0.104 R)
• M26: 20,700,755 km (0.111 R)
• M27: 21,132,195 km (0.104 R)
• M28: 22,644,630 km (0.1 R)
• M29: 24,227,525 km (0.06 R)
• M30: 26,687,363 km (0.063 R)
• M31: 34,934,992 km (0.04 R)
• M32: 35,423,729 km (0.12 R)
• M33: 38,973,387 km (0.101 R)
• M34: 46,917,931 km (0.059 R)
• M35: 49,942,651 km (0.065 R)
• M36: 50,252,169 km (0.096 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 496 - 18,315 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit