🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.68 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963.2

Radius: 8

Gravity: 15.05 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.27 AU - 1.43 AU

Year: 1083 Days

Day: 6.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 64.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 75,243,784 km

• M1: 99,483 km (0.094 R)
• M2: 511,026 km (0.055 R)
• M3: 839,543 km (0.066 R)
• M4: 1,514,230 km (0.05 R)
• M5: 2,047,396 km (0.056 R)
• M6: 2,340,159 km (0.063 R)
• M7: 2,927,630 km (0.046 R)
• M8: 3,271,257 km (0.078 R)
• M9: 3,546,517 km (0.081 R)
• M10: 4,982,507 km (0.058 R)
• M11: 5,601,692 km (0.085 R)
• M12: 5,952,350 km (0.114 R)
• M13: 6,746,266 km (0.081 R)
• M14: 7,219,743 km (0.102 R)
• M15: 7,741,690 km (0.101 R)
• M16: 9,459,821 km (0.078 R)
• M17: 10,804,108 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 171.1

Radius: 11.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 2.53 AU - 2.97 AU

Year: 3148 Days

Day: 9.8 Hours

Environment

Temp: -208 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 75,243,784 km

• M1: 165,306 km (0.099 R)
• M2: 580,440 km (0.048 R)
• M3: 1,009,337 km (0.116 R)
• M4: 1,882,689 km (0.05 R)
• M5: 2,382,196 km (0.062 R)
• M6: 3,519,440 km (0.1 R)
• M7: 4,173,182 km (0.04 R)
• M8: 5,369,068 km (0.116 R)
• M9: 5,953,247 km (0.107 R)
• M10: 6,960,340 km (0.115 R)
• M11: 8,754,767 km (0.109 R)
• M12: 10,357,409 km (0.119 R)
• M13: 11,228,367 km (0.062 R)
• M14: 12,185,195 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 904.5

Radius: 12.8

Gravity: 5.52 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 2.6 AU - 3.88 AU

Year: 4026 Days

Day: 14 Hours

Environment

Temp: -221 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 75,243,784 km

• M1: 159,172 km (0.111 R)
• M2: 568,322 km (0.101 R)
• M3: 1,084,734 km (0.043 R)
• M4: 1,511,686 km (0.114 R)
• M5: 1,929,663 km (0.08 R)
• M6: 2,441,886 km (0.115 R)
• M7: 3,100,416 km (0.064 R)
• M8: 3,787,519 km (0.1 R)
• M9: 4,191,134 km (0.108 R)
• M10: 4,774,416 km (0.103 R)
• M11: 5,301,449 km (0.066 R)
• M12: 5,896,400 km (0.034 R)
• M13: 6,410,269 km (0.102 R)
• M14: 8,468,137 km (0.057 R)
• M15: 10,106,982 km (0.096 R)
• M16: 11,159,403 km (0.063 R)
• M17: 13,533,521 km (0.098 R)
• M18: 15,707,178 km (0.064 R)
• M19: 16,520,242 km (0.1 R)
• M20: 19,193,706 km (0.099 R)
• M21: 20,599,028 km (0.12 R)
• M22: 24,991,521 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 903.4

Radius: 8.3

Gravity: 13.11 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 4.77 AU - 5.15 AU

Year: 7625 Days

Day: 6.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 75,243,784 km

• M1: 103,223 km (0.099 R)
• M2: 380,278 km (0.065 R)
• M3: 700,716 km (0.072 R)
• M4: 1,105,827 km (0.109 R)
• M5: 1,407,118 km (0.101 R)
• M6: 1,916,199 km (0.081 R)
• M7: 2,356,316 km (0.105 R)
• M8: 2,719,540 km (0.097 R)
• M9: 4,012,364 km (0.085 R)
• M10: 5,875,157 km (0.118 R)
• M11: 6,292,984 km (0.063 R)
• M12: 7,831,000 km (0.053 R)
• M13: 8,380,772 km (0.111 R)
• M14: 9,510,086 km (0.11 R)
• M15: 9,795,519 km (0.105 R)
• M16: 10,185,221 km (0.098 R)
• M17: 11,047,504 km (0.07 R)
• M18: 11,957,507 km (0.056 R)
• M19: 12,974,623 km (0.066 R)
• M20: 14,171,257 km (0.063 R)
• M21: 14,481,672 km (0.119 R)
• M22: 16,576,342 km (0.053 R)
• M23: 18,420,734 km (0.116 R)
• M24: 19,775,193 km (0.087 R)
• M25: 22,012,279 km (0.1 R)
• M26: 24,590,748 km (0.05 R)
• M27: 29,024,530 km (0.067 R)
• M28: 31,271,789 km (0.083 R)
• M29: 39,191,052 km (0.079 R)
• M30: 42,443,309 km (0.101 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 240.9

Radius: 3.5

Gravity: 19.67 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 5.01 AU - 7.27 AU

Year: 10502 Days

Day: 17.9 Hours

Environment

Temp: -234 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 75,243,784 km

• M1: 45,029 km (0.066 R)
• M2: 237,113 km (0.116 R)
• M3: 948,899 km (0.102 R)
• M4: 1,452,446 km (0.104 R)
• M5: 2,211,505 km (0.111 R)
• M6: 3,078,724 km (0.106 R)
• M7: 3,761,638 km (0.103 R)
• M8: 4,278,050 km (0.116 R)
• M9: 4,486,590 km (0.078 R)
• M10: 8,324,074 km (0.057 R)
• M11: 9,411,800 km (0.118 R)
• M12: 9,675,691 km (0.105 R)
• M13: 11,562,569 km (0.102 R)
• M14: 12,539,144 km (0.114 R)
• M15: 15,429,973 km (0.099 R)
• M16: 16,169,286 km (0.096 R)
• M17: 16,421,059 km (0.063 R)
• M18: 17,322,237 km (0.074 R)
• M19: 18,597,558 km (0.105 R)
• M20: 19,012,992 km (0.068 R)
• M21: 22,249,991 km (0.117 R)
• M22: 30,166,261 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 856.3

Radius: 3.8

Gravity: 59.3 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 7.07 AU - 10.25 AU

Year: 17591 Days

Day: 23.2 Hours

Environment

Temp: -238 °C

Axial Tilt: 159.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 75,243,784 km

• M1: 52,060 km (0.032 R)
• M2: 170,841 km (0.097 R)
• M3: 837,150 km (0.117 R)
• M4: 1,208,152 km (0.075 R)
• M5: 2,139,100 km (0.057 R)
• M6: 5,116,995 km (0.076 R)
• M7: 6,279,670 km (0.089 R)
• M8: 8,157,273 km (0.108 R)
• M9: 8,415,479 km (0.119 R)
• M10: 11,756,897 km (0.107 R)
• M11: 12,287,072 km (0.055 R)
• M12: 13,682,072 km (0.08 R)
• M13: 17,199,566 km (0.109 R)
• M14: 23,483,425 km (0.078 R)
• M15: 23,795,935 km (0.099 R)
• M16: 24,111,138 km (0.103 R)
• M17: 24,429,183 km (0.109 R)
• M18: 25,182,109 km (0.081 R)
• M19: 28,114,227 km (0.109 R)
• M20: 36,145,239 km (0.093 R)
• M21: 37,546,074 km (0.091 R)
• M22: 41,205,537 km (0.068 R)
• M23: 43,199,228 km (0.105 R)
• M24: 50,943,012 km (0.046 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 508 - 17,108 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit