🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 431

Radius: 12.3

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.71 AU - 0.75 AU

Year: 403 Days

Day: 9.2 Hours

Environment

Temp: -137 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 41,139,770 km

• M1: 153,188 km (0.094 R)
• M2: 593,156 km (0.068 R)
• M3: 1,013,825 km (0.117 R)
• M4: 1,514,828 km (0.079 R)
• M5: 2,100,653 km (0.072 R)
• M6: 2,645,489 km (0.077 R)
• M7: 3,063,316 km (0.06 R)
• M8: 3,491,764 km (0.044 R)
• M9: 3,948,037 km (0.117 R)
• M10: 4,510,675 km (0.057 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 340.6

Radius: 10.9

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.45 AU - 1.97 AU

Year: 1444 Days

Day: 8.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 41,139,770 km

• M1: 135,536 km (0.11 R)
• M2: 766,539 km (0.109 R)
• M3: 1,456,186 km (0.091 R)
• M4: 1,879,996 km (0.098 R)
• M5: 2,801,819 km (0.049 R)
• M6: 3,293,996 km (0.111 R)
• M7: 3,906,150 km (0.117 R)
• M8: 5,087,524 km (0.032 R)
• M9: 6,227,759 km (0.096 R)
• M10: 6,628,382 km (0.109 R)
• M11: 7,781,483 km (0.049 R)
• M12: 8,194,223 km (0.083 R)
• M13: 8,785,733 km (0.089 R)
• M14: 9,521,156 km (0.066 R)
• M15: 9,874,058 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 406.5

Radius: 8.6

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 3.77 AU - 4.57 AU

Year: 5498 Days

Day: 9.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 41,139,770 km

• M1: 116,986 km (0.112 R)
• M2: 532,718 km (0.077 R)
• M3: 886,068 km (0.081 R)
• M4: 1,165,218 km (0.115 R)
• M5: 1,619,696 km (0.061 R)
• M6: 2,902,498 km (0.069 R)
• M7: 3,294,295 km (0.043 R)
• M8: 3,636,874 km (0.093 R)
• M9: 4,513,966 km (0.04 R)
• M10: 6,586,645 km (0.094 R)
• M11: 7,132,527 km (0.104 R)
• M12: 7,813,048 km (0.062 R)
• M13: 8,314,799 km (0.098 R)
• M14: 9,185,309 km (0.072 R)
• M15: 9,582,342 km (0.025 R)
• M16: 10,798,573 km (0.033 R)
• M17: 13,433,290 km (0.025 R)
• M18: 16,701,705 km (0.076 R)
• M19: 18,145,623 km (0.051 R)
• M20: 19,281,969 km (0.082 R)
• M21: 20,869,950 km (0.1 R)
• M22: 22,471,695 km (0.101 R)
• M23: 22,902,686 km (0.066 R)
• M24: 25,295,205 km (0.054 R)
• M25: 25,918,429 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850.1

Radius: 9.1

Gravity: 10.27 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 4.38 AU - 5.7 AU

Year: 7306 Days

Day: 10.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 41,139,770 km

• M1: 114,293 km (0.098 R)
• M2: 408,103 km (0.066 R)
• M3: 796,010 km (0.077 R)
• M4: 1,118,992 km (0.104 R)
• M5: 1,403,228 km (0.095 R)
• M6: 1,722,171 km (0.062 R)
• M7: 2,240,976 km (0.1 R)
• M8: 2,840,564 km (0.045 R)
• M9: 4,522,792 km (0.08 R)
• M10: 5,136,592 km (0.11 R)
• M11: 5,738,874 km (0.102 R)
• M12: 7,236,797 km (0.092 R)
• M13: 7,911,633 km (0.099 R)
• M14: 9,900,836 km (0.065 R)
• M15: 14,223,018 km (0.101 R)
• M16: 19,735,998 km (0.07 R)
• M17: 22,422,776 km (0.069 R)
• M18: 25,703,757 km (0.099 R)
• M19: 26,157,936 km (0.081 R)
• M20: 28,028,807 km (0.033 R)
• M21: 29,193,127 km (0.096 R)
• M22: 30,693,444 km (0.116 R)
• M23: 32,773,154 km (0.092 R)
• M24: 41,037,538 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 35.3

Radius: 8.9

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 4.84 AU - 6.54 AU

Year: 8764 Days

Day: 5.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 41,139,770 km

• M1: 111,151 km (0.046 R)
• M2: 426,504 km (0.113 R)
• M3: 893,099 km (0.065 R)
• M4: 2,175,452 km (0.103 R)
• M5: 6,792,342 km (0.084 R)
• M6: 8,479,955 km (0.106 R)
• M7: 10,215,739 km (0.062 R)
• M8: 13,889,564 km (0.075 R)
• M9: 16,141,012 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.3

Radius: 10.7

Gravity: 4.8 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 5.42 AU - 6.06 AU

Year: 8879 Days

Day: 13.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 41,139,770 km

• M1: 132,993 km (0.088 R)
• M2: 502,050 km (0.05 R)
• M3: 1,023,698 km (0.113 R)
• M4: 1,817,016 km (0.107 R)
• M5: 2,401,046 km (0.093 R)
• M6: 2,757,538 km (0.031 R)
• M7: 3,673,974 km (0.098 R)
• M8: 5,016,765 km (0.114 R)
• M9: 5,445,662 km (0.107 R)
• M10: 6,881,352 km (0.102 R)
• M11: 7,969,527 km (0.07 R)
• M12: 8,946,252 km (0.032 R)
• M13: 9,304,090 km (0.114 R)
• M14: 12,521,641 km (0.079 R)
• M15: 15,185,081 km (0.116 R)
• M16: 15,695,210 km (0.083 R)
• M17: 16,282,831 km (0.085 R)
• M18: 16,817,493 km (0.068 R)
• M19: 17,226,045 km (0.087 R)
• M20: 18,853,969 km (0.03 R)
• M21: 21,049,916 km (0.097 R)
• M22: 24,006,419 km (0.028 R)
• M23: 26,306,786 km (0.091 R)
• M24: 27,510,300 km (0.114 R)
• M25: 29,041,584 km (0.042 R)
• M26: 33,975,621 km (0.062 R)
• M27: 35,625,387 km (0.115 R)
• M28: 38,023,740 km (0.047 R)
• M29: 40,163,438 km (0.118 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: 336 - 13,863 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit