🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 174.9

Radius: 11.5

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.15 AU - 1.41 AU

Year: 921 Days

Day: 11.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 24,682,668 km

• M1: 143,464 km (0.104 R)
• M2: 614,698 km (0.118 R)
• M3: 1,086,230 km (0.112 R)
• M4: 1,545,196 km (0.119 R)
• M5: 2,668,078 km (0.114 R)
• M6: 3,073,339 km (0.108 R)
• M7: 3,519,739 km (0.073 R)
• M8: 3,929,188 km (0.118 R)
• M9: 4,890,803 km (0.064 R)
• M10: 5,419,033 km (0.085 R)
• M11: 6,128,127 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 287.5

Radius: 15

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.14 AU - 1.86 AU

Year: 1168 Days

Day: 11.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 164.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 24,682,668 km

• M1: 186,997 km (0.112 R)
• M2: 1,003,054 km (0.1 R)
• M3: 2,490,356 km (0.115 R)
• M4: 3,291,752 km (0.114 R)
• M5: 5,559,805 km (0.105 R)
• M6: 6,221,027 km (0.061 R)
• M7: 6,804,609 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 998.7

Radius: 12.3

Gravity: 6.6 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.3 AU - 1.76 AU

Year: 1203 Days

Day: 7.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 24,682,668 km

• M1: 153,039 km (0.106 R)
• M2: 636,539 km (0.07 R)
• M3: 1,223,411 km (0.033 R)
• M4: 1,819,409 km (0.068 R)
• M5: 2,367,386 km (0.06 R)
• M6: 3,038,333 km (0.037 R)
• M7: 3,553,548 km (0.118 R)
• M8: 4,180,064 km (0.104 R)
• M9: 4,879,284 km (0.061 R)
• M10: 6,107,782 km (0.072 R)
• M11: 7,478,996 km (0.072 R)
• M12: 8,657,229 km (0.077 R)
• M13: 9,076,402 km (0.088 R)
• M14: 10,583,900 km (0.094 R)
• M15: 12,066,863 km (0.096 R)
• M16: 13,090,861 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 520.5

Radius: 9.6

Gravity: 5.65 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.87 AU - 2.25 AU

Year: 1880 Days

Day: 7 Hours

Environment

Temp: -186 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 24,682,668 km

• M1: 119,379 km (0.051 R)
• M2: 452,384 km (0.087 R)
• M3: 1,010,085 km (0.045 R)
• M4: 1,541,307 km (0.109 R)
• M5: 2,461,932 km (0.04 R)
• M6: 2,797,331 km (0.053 R)
• M7: 3,209,473 km (0.045 R)
• M8: 3,695,666 km (0.09 R)
• M9: 4,211,778 km (0.059 R)
• M10: 5,588,827 km (0.034 R)
• M11: 7,031,399 km (0.077 R)
• M12: 8,496,112 km (0.116 R)
• M13: 10,120,446 km (0.067 R)
• M14: 11,642,903 km (0.116 R)
• M15: 12,634,587 km (0.096 R)
• M16: 13,110,757 km (0.104 R)
• M17: 13,557,756 km (0.038 R)
• M18: 14,141,337 km (0.05 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 679.5

Radius: 10.5

Gravity: 6.16 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 4.17 AU - 6.81 AU

Year: 8179 Days

Day: 8 Hours

Environment

Temp: -217 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 24,682,668 km

• M1: 130,599 km (0.116 R)
• M2: 1,301,501 km (0.105 R)
• M3: 1,995,187 km (0.11 R)
• M4: 2,381,598 km (0.094 R)
• M5: 2,797,929 km (0.111 R)
• M6: 3,828,060 km (0.057 R)
• M7: 4,294,057 km (0.09 R)
• M8: 6,548,497 km (0.06 R)
• M9: 12,498,005 km (0.12 R)
• M10: 13,120,032 km (0.062 R)
• M11: 13,644,223 km (0.11 R)
• M12: 15,110,582 km (0.046 R)
• M13: 18,425,970 km (0.055 R)
• M14: 19,984,929 km (0.097 R)
• M15: 22,361,890 km (0.098 R)
• M16: 22,859,003 km (0.099 R)
• M17: 23,789,353 km (0.07 R)
• M18: 27,955,653 km (0.118 R)
• M19: 28,921,756 km (0.095 R)
• M20: 30,513,478 km (0.114 R)
• M21: 32,902,855 km (0.026 R)
• M22: 34,636,993 km (0.056 R)
• M23: 37,467,086 km (0.085 R)
• M24: 39,960,583 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 127.6

Radius: 12

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 5.18 AU - 6.14 AU

Year: 8562 Days

Day: 9.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 24,682,668 km

• M1: 162,314 km (0.081 R)
• M2: 610,958 km (0.096 R)
• M3: 1,183,170 km (0.079 R)
• M4: 1,707,660 km (0.116 R)
• M5: 2,795,236 km (0.111 R)
• M6: 3,969,579 km (0.063 R)
• M7: 4,480,755 km (0.059 R)
• M8: 5,663,327 km (0.036 R)
• M9: 6,167,621 km (0.086 R)
• M10: 6,763,170 km (0.075 R)
• M11: 7,299,179 km (0.066 R)
• M12: 10,707,617 km (0.084 R)
• M13: 12,947,397 km (0.107 R)
• M14: 14,846,691 km (0.08 R)
• M15: 16,304,522 km (0.071 R)
• M16: 17,039,646 km (0.081 R)
• M17: 17,444,608 km (0.077 R)
• M18: 18,820,310 km (0.113 R)
• M19: 20,853,195 km (0.102 R)
• M20: 21,517,410 km (0.086 R)
• M21: 22,888,325 km (0.063 R)
• M22: 23,381,549 km (0.082 R)
• M23: 23,809,997 km (0.053 R)
• M24: 24,243,681 km (0.093 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: 359 - 13,206 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit