🌌 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: 75

Radius: 13.3

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.08 AU - 1.62 AU

Year: 1064 Days

Day: 5.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 69,237,551 km

• M1: 165,455 km (0.119 R)
• M2: 1,127,669 km (0.091 R)
• M3: 1,711,549 km (0.119 R)
• M4: 3,150,681 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.2

Radius: 13.1

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.53 AU - 1.65 AU

Year: 1360 Days

Day: 14.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 69,237,551 km

• M1: 162,912 km (0.087 R)
• M2: 643,869 km (0.108 R)
• M3: 1,579,903 km (0.088 R)
• M4: 2,572,186 km (0.106 R)
• M5: 3,486,229 km (0.103 R)
• M6: 4,868,513 km (0.105 R)
• M7: 7,144,346 km (0.107 R)
• M8: 7,652,529 km (0.106 R)
• M9: 8,488,034 km (0.111 R)
• M10: 11,636,470 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 897.1

Radius: 11.2

Gravity: 7.15 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.48 AU - 1.72 AU

Year: 1373 Days

Day: 11.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 62.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 69,237,551 km

• M1: 139,575 km (0.108 R)
• M2: 654,042 km (0.074 R)
• M3: 1,126,771 km (0.119 R)
• M4: 2,115,763 km (0.085 R)
• M5: 2,738,539 km (0.113 R)
• M6: 3,108,644 km (0.096 R)
• M7: 3,761,040 km (0.095 R)
• M8: 5,360,690 km (0.062 R)
• M9: 5,829,081 km (0.105 R)
• M10: 6,847,992 km (0.094 R)
• M11: 7,535,993 km (0.075 R)
• M12: 8,153,682 km (0.054 R)
• M13: 8,534,409 km (0.044 R)
• M14: 10,757,732 km (0.066 R)
• M15: 11,144,892 km (0.041 R)
• M16: 11,577,828 km (0.093 R)
• M17: 12,172,629 km (0.057 R)
• M18: 12,787,626 km (0.07 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109.9

Radius: 11.3

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.53 AU - 2.39 AU

Year: 1861 Days

Day: 14 Hours

Environment

Temp: -194 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 69,237,551 km

• M1: 140,772 km (0.12 R)
• M2: 498,460 km (0.088 R)
• M3: 886,218 km (0.07 R)
• M4: 1,944,024 km (0.105 R)
• M5: 2,777,584 km (0.09 R)
• M6: 3,922,755 km (0.081 R)
• M7: 4,447,694 km (0.104 R)
• M8: 4,811,965 km (0.116 R)
• M9: 5,582,095 km (0.076 R)
• M10: 6,146,677 km (0.101 R)
• M11: 6,621,202 km (0.049 R)
• M12: 7,527,765 km (0.117 R)
• M13: 8,047,468 km (0.036 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 390.3

Radius: 12.6

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 2.71 AU - 2.79 AU

Year: 3093 Days

Day: 14.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 69,237,551 km

• M1: 156,779 km (0.072 R)
• M2: 619,186 km (0.116 R)
• M3: 1,161,029 km (0.058 R)
• M4: 1,619,397 km (0.089 R)
• M5: 2,490,954 km (0.068 R)
• M6: 3,041,474 km (0.109 R)
• M7: 3,654,078 km (0.105 R)
• M8: 4,266,531 km (0.098 R)
• M9: 5,336,754 km (0.105 R)
• M10: 6,179,290 km (0.094 R)
• M11: 6,994,448 km (0.107 R)
• M12: 7,757,996 km (0.11 R)
• M13: 9,312,767 km (0.084 R)
• M14: 10,200,630 km (0.092 R)
• M15: 16,147,594 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 980.6

Radius: 10.8

Gravity: 8.41 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 4.89 AU - 6.03 AU

Year: 8653 Days

Day: 6.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 69,237,551 km

• M1: 134,339 km (0.115 R)
• M2: 555,756 km (0.096 R)
• M3: 1,024,297 km (0.111 R)
• M4: 1,876,406 km (0.091 R)
• M5: 3,481,442 km (0.115 R)
• M6: 3,863,365 km (0.104 R)
• M7: 5,344,234 km (0.109 R)
• M8: 8,725,595 km (0.091 R)
• M9: 10,232,794 km (0.095 R)
• M10: 10,701,334 km (0.087 R)
• M11: 12,135,379 km (0.086 R)
• M12: 13,079,342 km (0.034 R)
• M13: 13,693,740 km (0.079 R)
• M14: 14,391,614 km (0.107 R)
• M15: 16,066,063 km (0.106 R)
• M16: 17,569,821 km (0.119 R)
• M17: 18,623,289 km (0.078 R)
• M18: 19,559,174 km (0.11 R)
• M19: 20,526,174 km (0.106 R)
• M20: 25,654,539 km (0.092 R)
• M21: 27,404,984 km (0.082 R)
• M22: 27,804,559 km (0.043 R)
• M23: 30,926,368 km (0.12 R)
• M24: 31,687,073 km (0.086 R)
• M25: 34,622,183 km (0.103 R)
• M26: 36,878,418 km (0.101 R)
• M27: 37,243,437 km (0.081 R)
• M28: 38,978,772 km (0.104 R)
• M29: 41,027,366 km (0.104 R)
• M30: 42,877,891 km (0.117 R)
• M31: 44,921,548 km (0.06 R)
• M32: 49,055,535 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 672.2

Radius: 3.5

Gravity: 54.87 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 8.05 AU - 9.43 AU

Year: 17525 Days

Day: 18.8 Hours

Environment

Temp: -232 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 69,237,551 km

• M1: 43,533 km (0.063 R)
• M2: 291,417 km (0.114 R)
• M3: 433,834 km (0.117 R)
• M4: 852,857 km (0.101 R)
• M5: 1,164,021 km (0.118 R)
• M6: 1,287,888 km (0.083 R)
• M7: 2,026,154 km (0.096 R)
• M8: 2,739,137 km (0.106 R)
• M9: 3,245,077 km (0.054 R)
• M10: 3,548,461 km (0.106 R)
• M11: 4,505,289 km (0.039 R)
• M12: 5,778,517 km (0.096 R)
• M13: 6,647,681 km (0.074 R)
• M14: 7,090,789 km (0.043 R)
• M15: 7,553,196 km (0.087 R)
• M16: 8,589,461 km (0.077 R)
• M17: 9,494,827 km (0.078 R)
• M18: 9,885,427 km (0.045 R)
• M19: 10,999,782 km (0.104 R)
• M20: 12,925,406 km (0.087 R)
• M21: 14,110,520 km (0.078 R)
• M22: 14,766,357 km (0.109 R)
• M23: 16,454,719 km (0.107 R)
• M24: 17,676,933 km (0.112 R)
• M25: 18,784,107 km (0.073 R)
• M26: 19,310,243 km (0.118 R)
• M27: 23,574,231 km (0.119 R)
• M28: 23,878,962 km (0.101 R)
• M29: 24,289,309 km (0.06 R)
• M30: 25,655,436 km (0.114 R)
• M31: 31,509,949 km (0.09 R)
• M32: 36,139,255 km (0.093 R)
• M33: 37,226,233 km (0.108 R)
• M34: 37,363,564 km (0.074 R)
• M35: 38,615,100 km (0.113 R)
• M36: 43,291,679 km (0.111 R)
• M37: 49,318,080 km (0.118 R)
• M38: 51,672,152 km (0.117 R)
• M39: 61,645,393 km (0.108 R)
• M40: 65,367,986 km (0.12 R)
• M41: 68,616,654 km (0.109 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 496 - 19,515 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit