🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 457.3

Radius: 11.4

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.92 AU - 1.32 AU

Year: 778 Days

Day: 8.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 52,442,617 km

• M1: 141,819 km (0.084 R)
• M2: 728,990 km (0.106 R)
• M3: 1,100,741 km (0.083 R)
• M4: 1,536,221 km (0.077 R)
• M5: 2,105,291 km (0.096 R)
• M6: 2,613,026 km (0.047 R)
• M7: 3,103,707 km (0.092 R)
• M8: 3,628,197 km (0.05 R)
• M9: 4,063,677 km (0.084 R)
• M10: 4,905,913 km (0.115 R)
• M11: 5,601,991 km (0.084 R)
• M12: 6,789,200 km (0.065 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 927.8

Radius: 14.2

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.71 AU - 2.41 AU

Year: 1940 Days

Day: 14.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 52,442,617 km

• M1: 176,974 km (0.105 R)
• M2: 742,305 km (0.089 R)
• M3: 1,188,405 km (0.101 R)
• M4: 1,675,347 km (0.107 R)
• M5: 3,451,971 km (0.116 R)
• M6: 4,596,843 km (0.046 R)
• M7: 6,394,112 km (0.058 R)
• M8: 8,240,000 km (0.099 R)
• M9: 9,150,902 km (0.102 R)
• M10: 9,771,135 km (0.079 R)
• M11: 12,621,423 km (0.061 R)
• M12: 16,533,706 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 908.9

Radius: 11.3

Gravity: 7.12 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 2.07 AU - 2.51 AU

Year: 2273 Days

Day: 6.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 52,442,617 km

• M1: 140,921 km (0.057 R)
• M2: 541,245 km (0.076 R)
• M3: 1,167,761 km (0.071 R)
• M4: 1,811,181 km (0.102 R)
• M5: 2,214,946 km (0.104 R)
• M6: 2,785,662 km (0.083 R)
• M7: 3,190,773 km (0.095 R)
• M8: 3,598,128 km (0.096 R)
• M9: 4,080,282 km (0.113 R)
• M10: 4,649,352 km (0.041 R)
• M11: 5,151,702 km (0.081 R)
• M12: 6,051,683 km (0.108 R)
• M13: 6,850,386 km (0.115 R)
• M14: 8,391,094 km (0.12 R)
• M15: 10,151,113 km (0.074 R)
• M16: 11,399,507 km (0.095 R)
• M17: 15,357,867 km (0.086 R)
• M18: 15,859,020 km (0.106 R)
• M19: 16,319,333 km (0.048 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.6

Radius: 14.4

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 2.79 AU - 3.15 AU

Year: 3358 Days

Day: 8.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 52,442,617 km

• M1: 181,911 km (0.075 R)
• M2: 744,549 km (0.104 R)
• M3: 1,204,412 km (0.08 R)
• M4: 1,819,708 km (0.094 R)
• M5: 2,670,771 km (0.113 R)
• M6: 4,492,873 km (0.116 R)
• M7: 5,394,200 km (0.097 R)
• M8: 6,051,533 km (0.117 R)
• M9: 9,607,923 km (0.073 R)
• M10: 12,416,623 km (0.116 R)
• M11: 13,391,104 km (0.106 R)
• M12: 14,877,957 km (0.118 R)
• M13: 16,875,238 km (0.062 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109.7

Radius: 9

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 4 AU - 4.62 AU

Year: 5870 Days

Day: 14.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 52,442,617 km

• M1: 112,049 km (0.099 R)
• M2: 484,996 km (0.115 R)
• M3: 799,900 km (0.041 R)
• M4: 1,656,796 km (0.08 R)
• M5: 2,811,991 km (0.094 R)
• M6: 4,518,604 km (0.085 R)
• M7: 4,799,698 km (0.111 R)
• M8: 5,208,399 km (0.061 R)
• M9: 7,491,113 km (0.114 R)
• M10: 11,647,690 km (0.099 R)
• M11: 18,139,639 km (0.108 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 329.5

Radius: 3.9

Gravity: 21.66 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 5.79 AU - 6.83 AU

Year: 10398 Days

Day: 15.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 52,442,617 km

• M1: 48,619 km (0.109 R)
• M2: 258,356 km (0.045 R)
• M3: 404,961 km (0.087 R)
• M4: 567,574 km (0.11 R)
• M5: 1,016,817 km (0.101 R)
• M6: 1,251,835 km (0.067 R)
• M7: 2,046,349 km (0.066 R)
• M8: 2,367,536 km (0.077 R)
• M9: 3,195,560 km (0.118 R)
• M10: 6,010,094 km (0.095 R)
• M11: 6,630,028 km (0.088 R)
• M12: 7,178,155 km (0.053 R)
• M13: 8,035,949 km (0.116 R)
• M14: 8,701,211 km (0.102 R)
• M15: 12,422,607 km (0.117 R)
• M16: 14,002,959 km (0.11 R)
• M17: 19,246,813 km (0.073 R)
• M18: 19,465,525 km (0.057 R)
• M19: 21,744,649 km (0.1 R)
• M20: 24,621,266 km (0.039 R)
• M21: 25,575,102 km (0.101 R)
• M22: 26,105,726 km (0.093 R)
• M23: 26,373,656 km (0.111 R)
• M24: 26,553,323 km (0.047 R)
• M25: 26,824,394 km (0.12 R)
• M26: 33,580,084 km (0.088 R)
• M27: 35,185,120 km (0.079 R)
• M28: 35,841,107 km (0.094 R)
• M29: 37,403,507 km (0.041 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 372.6

Radius: 3.3

Gravity: 34.21 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 7.37 AU - 9.11 AU

Year: 15517 Days

Day: 20.1 Hours

Environment

Temp: -229 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,442,617 km

• M1: 40,990 km (0.079 R)
• M2: 164,258 km (0.115 R)
• M3: 1,663,379 km (0.055 R)
• M4: 2,405,235 km (0.097 R)
• M5: 3,101,912 km (0.095 R)
• M6: 7,366,648 km (0.112 R)
• M7: 7,886,650 km (0.098 R)
• M8: 9,643,677 km (0.106 R)
• M9: 10,531,989 km (0.109 R)
• M10: 11,023,568 km (0.097 R)
• M11: 13,143,968 km (0.099 R)
• M12: 16,300,633 km (0.066 R)
• M13: 17,632,353 km (0.039 R)
• M14: 23,871,033 km (0.046 R)
• M15: 24,433,222 km (0.092 R)
• M16: 25,004,087 km (0.1 R)
• M17: 27,889,381 km (0.06 R)
• M18: 32,449,873 km (0.04 R)
• M19: 42,463,206 km (0.093 R)
• M20: 43,011,632 km (0.076 R)
• M21: 50,119,775 km (0.084 R)
• M22: 51,505,051 km (0.052 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 546 - 13,679 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit