🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 632.7

Radius: 13.8

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.57 AU - 0.71 AU

Year: 353 Days

Day: 5.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 80,423,906 km

• M1: 175,927 km (0.106 R)
• M2: 611,107 km (0.03 R)
• M3: 1,158,785 km (0.07 R)
• M4: 1,718,730 km (0.102 R)
• M5: 2,878,263 km (0.086 R)
• M6: 3,413,375 km (0.05 R)
• M7: 3,940,258 km (0.079 R)
• M8: 4,672,091 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 381.2

Radius: 9.6

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.77 AU - 1.05 AU

Year: 599 Days

Day: 8.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 80,423,906 km

• M1: 119,379 km (0.051 R)
• M2: 512,522 km (0.066 R)
• M3: 867,967 km (0.077 R)
• M4: 1,509,443 km (0.072 R)
• M5: 1,891,366 km (0.037 R)
• M6: 2,488,411 km (0.106 R)
• M7: 3,183,592 km (0.113 R)
• M8: 3,664,549 km (0.062 R)
• M9: 3,989,476 km (0.079 R)
• M10: 4,682,563 km (0.11 R)
• M11: 5,453,890 km (0.052 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 491.1

Radius: 8.6

Gravity: 6.64 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.74 AU - 2.32 AU

Year: 1996 Days

Day: 6.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 80,423,906 km

• M1: 106,962 km (0.113 R)
• M2: 450,888 km (0.029 R)
• M3: 874,100 km (0.086 R)
• M4: 1,169,407 km (0.048 R)
• M5: 1,459,327 km (0.077 R)
• M6: 1,776,924 km (0.094 R)
• M7: 2,211,954 km (0.075 R)
• M8: 2,989,564 km (0.113 R)
• M9: 3,296,539 km (0.079 R)
• M10: 4,482,251 km (0.095 R)
• M11: 5,182,669 km (0.08 R)
• M12: 5,789,438 km (0.109 R)
• M13: 6,317,967 km (0.026 R)
• M14: 7,695,763 km (0.106 R)
• M15: 8,069,309 km (0.12 R)
• M16: 9,295,413 km (0.077 R)
• M17: 11,397,862 km (0.106 R)
• M18: 12,618,880 km (0.093 R)
• M19: 12,937,224 km (0.075 R)
• M20: 14,179,485 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 986.7

Radius: 8.8

Gravity: 12.74 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 2.26 AU - 3.2 AU

Year: 3114 Days

Day: 6.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 80,423,906 km

• M1: 110,104 km (0.108 R)
• M2: 402,867 km (0.085 R)
• M3: 738,565 km (0.09 R)
• M4: 1,143,825 km (0.092 R)
• M5: 2,729,413 km (0.093 R)
• M6: 3,671,581 km (0.052 R)
• M7: 7,003,275 km (0.078 R)
• M8: 8,933,237 km (0.106 R)
• M9: 9,235,425 km (0.092 R)
• M10: 9,899,938 km (0.116 R)
• M11: 10,596,167 km (0.042 R)
• M12: 12,040,235 km (0.097 R)
• M13: 14,163,777 km (0.07 R)
• M14: 15,912,127 km (0.117 R)
• M15: 16,752,418 km (0.106 R)
• M16: 18,158,190 km (0.085 R)
• M17: 18,460,676 km (0.085 R)
• M18: 21,877,342 km (0.071 R)
• M19: 23,340,409 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297.6

Radius: 12

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 3.76 AU - 4.9 AU

Year: 6219 Days

Day: 13.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 80,423,906 km

• M1: 149,299 km (0.113 R)
• M2: 590,463 km (0.059 R)
• M3: 1,376,300 km (0.058 R)
• M4: 2,056,372 km (0.101 R)
• M5: 2,529,999 km (0.116 R)
• M6: 3,094,582 km (0.088 R)
• M7: 6,694,654 km (0.118 R)
• M8: 10,850,633 km (0.085 R)
• M9: 13,972,292 km (0.111 R)
• M10: 15,905,994 km (0.1 R)
• M11: 18,134,403 km (0.106 R)
• M12: 18,816,420 km (0.102 R)
• M13: 20,496,853 km (0.081 R)
• M14: 24,377,571 km (0.086 R)
• M15: 26,215,082 km (0.103 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 892.3

Radius: 3.7

Gravity: 65.18 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 7.19 AU - 11.07 AU

Year: 19042 Days

Day: 23.4 Hours

Environment

Temp: -244 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 80,423,906 km

• M1: 47,423 km (0.08 R)
• M2: 188,344 km (0.092 R)
• M3: 357,090 km (0.084 R)
• M4: 1,663,528 km (0.105 R)
• M5: 1,848,581 km (0.084 R)
• M6: 2,558,273 km (0.108 R)
• M7: 3,433,421 km (0.075 R)
• M8: 3,954,620 km (0.117 R)
• M9: 5,113,405 km (0.095 R)
• M10: 6,986,669 km (0.079 R)
• M11: 7,419,456 km (0.047 R)
• M12: 9,444,562 km (0.111 R)
• M13: 10,397,650 km (0.118 R)
• M14: 10,583,301 km (0.106 R)
• M15: 12,012,410 km (0.083 R)
• M16: 13,273,520 km (0.034 R)
• M17: 14,237,379 km (0.116 R)
• M18: 14,620,200 km (0.07 R)
• M19: 15,891,483 km (0.111 R)
• M20: 16,220,448 km (0.095 R)
• M21: 17,321,040 km (0.118 R)
• M22: 17,669,304 km (0.033 R)
• M23: 17,845,380 km (0.077 R)
• M24: 19,388,333 km (0.094 R)
• M25: 21,215,521 km (0.056 R)
• M26: 23,154,310 km (0.092 R)
• M27: 25,881,030 km (0.115 R)
• M28: 28,450,972 km (0.098 R)
• M29: 29,797,652 km (0.088 R)
• M30: 32,091,735 km (0.101 R)
• M31: 33,014,754 km (0.112 R)
• M32: 43,238,572 km (0.075 R)
• M33: 45,015,495 km (0.103 R)
• M34: 45,343,713 km (0.094 R)
• M35: 49,932,628 km (0.062 R)
• M36: 51,707,756 km (0.087 R)
• M37: 54,263,037 km (0.11 R)
• M38: 55,383,376 km (0.109 R)
• M39: 57,863,708 km (0.077 R)
• M40: 58,057,438 km (0.104 R)
• M41: 62,839,633 km (0.107 R)
• M42: 66,806,669 km (0.112 R)
• M43: 71,159,219 km (0.083 R)
• M44: 72,500,962 km (0.12 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: 522 - 10,564 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit