🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 271

Radius: 8

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.86 AU - 1.04 AU

Year: 598 Days

Day: 15 Hours

Environment

Temp: -162 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 35,852,946 km

• M1: 99,782 km (0.071 R)
• M2: 373,546 km (0.114 R)
• M3: 899,083 km (0.104 R)
• M4: 1,321,847 km (0.097 R)
• M5: 1,701,975 km (0.112 R)
• M6: 2,078,662 km (0.111 R)
• M7: 2,445,177 km (0.103 R)
• M8: 2,712,957 km (0.099 R)
• M9: 2,989,863 km (0.103 R)
• M10: 3,342,465 km (0.034 R)
• M11: 4,118,280 km (0.103 R)
• M12: 4,374,541 km (0.11 R)
• M13: 4,786,085 km (0.113 R)
• M14: 5,317,008 km (0.08 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 914.1

Radius: 14.8

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.68 AU - 2.78 AU

Year: 2150 Days

Day: 7.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 35,852,946 km

• M1: 184,005 km (0.033 R)
• M2: 646,263 km (0.102 R)
• M3: 1,339,948 km (0.066 R)
• M4: 2,106,637 km (0.115 R)
• M5: 2,613,924 km (0.108 R)
• M6: 3,567,012 km (0.104 R)
• M7: 4,154,931 km (0.072 R)
• M8: 6,562,410 km (0.078 R)
• M9: 8,813,708 km (0.086 R)
• M10: 10,831,185 km (0.114 R)
• M11: 11,989,521 km (0.087 R)
• M12: 12,663,161 km (0.062 R)
• M13: 13,675,789 km (0.086 R)
• M14: 16,674,777 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 923.2

Radius: 8.2

Gravity: 13.73 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 2.41 AU - 2.45 AU

Year: 2446 Days

Day: 12.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 35,852,946 km

• M1: 102,475 km (0.109 R)
• M2: 394,041 km (0.115 R)
• M3: 1,410,858 km (0.095 R)
• M4: 1,774,680 km (0.029 R)
• M5: 2,042,909 km (0.094 R)
• M6: 2,803,165 km (0.115 R)
• M7: 3,437,460 km (0.117 R)
• M8: 5,012,725 km (0.072 R)
• M9: 6,079,807 km (0.068 R)
• M10: 7,508,018 km (0.07 R)
• M11: 8,485,490 km (0.041 R)
• M12: 9,880,191 km (0.067 R)
• M13: 12,666,901 km (0.064 R)
• M14: 14,000,566 km (0.032 R)
• M15: 15,123,148 km (0.108 R)
• M16: 17,435,632 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 980.4

Radius: 10

Gravity: 9.8 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 2.1 AU - 2.94 AU

Year: 2583 Days

Day: 6.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 35,852,946 km

• M1: 147,504 km (0.077 R)
• M2: 520,601 km (0.1 R)
• M3: 1,174,942 km (0.026 R)
• M4: 1,603,839 km (0.114 R)
• M5: 2,671,668 km (0.057 R)
• M6: 3,349,197 km (0.071 R)
• M7: 3,729,026 km (0.09 R)
• M8: 4,924,463 km (0.111 R)
• M9: 5,266,144 km (0.115 R)
• M10: 6,943,884 km (0.082 R)
• M11: 7,468,973 km (0.105 R)
• M12: 7,822,772 km (0.1 R)
• M13: 9,877,050 km (0.055 R)
• M14: 11,787,415 km (0.106 R)
• M15: 12,312,204 km (0.099 R)
• M16: 13,082,184 km (0.1 R)
• M17: 14,818,417 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 293

Radius: 13.4

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 2.85 AU - 3.01 AU

Year: 3238 Days

Day: 14.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 35,852,946 km

• M1: 166,802 km (0.038 R)
• M2: 750,981 km (0.066 R)
• M3: 1,262,157 km (0.081 R)
• M4: 1,829,582 km (0.081 R)
• M5: 2,635,017 km (0.115 R)
• M6: 3,176,112 km (0.056 R)
• M7: 3,647,794 km (0.04 R)
• M8: 5,307,284 km (0.11 R)
• M9: 6,050,785 km (0.093 R)
• M10: 6,513,790 km (0.088 R)
• M11: 6,972,757 km (0.113 R)
• M12: 7,687,087 km (0.104 R)
• M13: 8,138,872 km (0.068 R)
• M14: 9,129,060 km (0.072 R)
• M15: 12,460,605 km (0.1 R)
• M16: 16,829,312 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 577.2

Radius: 9.6

Gravity: 6.26 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 3.02 AU - 3.38 AU

Year: 3696 Days

Day: 6.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 35,852,946 km

• M1: 119,379 km (0.116 R)
• M2: 420,370 km (0.1 R)
• M3: 784,042 km (0.086 R)
• M4: 1,201,720 km (0.103 R)
• M5: 1,549,086 km (0.09 R)
• M6: 1,989,652 km (0.075 R)
• M7: 2,436,800 km (0.114 R)
• M8: 3,142,602 km (0.108 R)
• M9: 3,553,398 km (0.114 R)
• M10: 4,325,622 km (0.045 R)
• M11: 5,155,143 km (0.057 R)
• M12: 6,059,013 km (0.086 R)
• M13: 6,638,106 km (0.072 R)
• M14: 7,706,983 km (0.118 R)
• M15: 9,405,817 km (0.032 R)
• M16: 10,023,805 km (0.11 R)
• M17: 10,917,503 km (0.069 R)
• M18: 12,769,973 km (0.099 R)
• M19: 15,395,117 km (0.087 R)
• M20: 16,750,174 km (0.12 R)
• M21: 17,313,859 km (0.09 R)
• M22: 21,752,877 km (0.075 R)
• M23: 23,316,923 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 512.3

Radius: 8.2

Gravity: 7.62 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 4.59 AU - 5.65 AU

Year: 7480 Days

Day: 11.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 35,852,946 km

• M1: 109,356 km (0.109 R)
• M2: 367,113 km (0.118 R)
• M3: 805,734 km (0.046 R)
• M4: 1,076,955 km (0.117 R)
• M5: 1,912,908 km (0.095 R)
• M6: 2,476,892 km (0.074 R)
• M7: 3,024,420 km (0.108 R)
• M8: 4,438,120 km (0.05 R)
• M9: 4,900,377 km (0.113 R)
• M10: 5,216,328 km (0.11 R)
• M11: 6,246,908 km (0.104 R)
• M12: 6,653,365 km (0.099 R)
• M13: 7,077,475 km (0.099 R)
• M14: 8,018,895 km (0.117 R)
• M15: 8,663,661 km (0.083 R)
• M16: 9,126,816 km (0.097 R)
• M17: 11,593,087 km (0.076 R)
• M18: 13,782,302 km (0.047 R)
• M19: 14,413,605 km (0.07 R)
• M20: 16,296,594 km (0.033 R)
• M21: 18,544,152 km (0.096 R)
• M22: 21,140,722 km (0.116 R)
• M23: 21,980,116 km (0.11 R)
• M24: 24,715,214 km (0.071 R)
• M25: 25,561,040 km (0.065 R)
• M26: 28,765,875 km (0.098 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: 286 - 12,650 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit