🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 563.8

Radius: 12

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.02 AU - 1.16 AU

Year: 747 Days

Day: 12 Hours

Environment

Temp: -167 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 33,128,706 km

• M1: 149,299 km (0.054 R)
• M2: 609,312 km (0.079 R)
• M3: 1,149,809 km (0.025 R)
• M4: 1,993,840 km (0.12 R)
• M5: 2,531,346 km (0.112 R)
• M6: 3,102,809 km (0.039 R)
• M7: 3,886,403 km (0.066 R)
• M8: 4,505,589 km (0.077 R)
• M9: 5,051,023 km (0.099 R)
• M10: 5,980,324 km (0.057 R)
• M11: 7,106,796 km (0.03 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 892.9

Radius: 8.5

Gravity: 12.36 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.1 AU - 1.16 AU

Year: 788 Days

Day: 11.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 33,128,706 km

• M1: 105,766 km (0.09 R)
• M2: 386,561 km (0.088 R)
• M3: 701,315 km (0.077 R)
• M4: 978,819 km (0.088 R)
• M5: 1,530,835 km (0.061 R)
• M6: 1,822,401 km (0.109 R)
• M7: 2,182,334 km (0.057 R)
• M8: 2,892,176 km (0.081 R)
• M9: 3,246,124 km (0.075 R)
• M10: 4,009,821 km (0.057 R)
• M11: 4,536,256 km (0.11 R)
• M12: 6,054,824 km (0.117 R)
• M13: 6,725,771 km (0.04 R)
• M14: 7,231,262 km (0.036 R)
• M15: 8,138,274 km (0.106 R)
• M16: 8,474,420 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18.9

Radius: 9.2

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.09 AU - 1.45 AU

Year: 939 Days

Day: 6 Hours

Environment

Temp: -160 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 33,128,706 km

• M1: 115,041 km (0.086 R)
• M2: 457,171 km (0.09 R)
• M3: 1,252,433 km (0.119 R)
• M4: 2,535,235 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 742.8

Radius: 9.8

Gravity: 7.73 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.81 AU - 2.11 AU

Year: 1800 Days

Day: 7.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 33,128,706 km

• M1: 122,072 km (0.11 R)
• M2: 435,330 km (0.107 R)
• M3: 1,227,301 km (0.089 R)
• M4: 1,728,903 km (0.109 R)
• M5: 2,350,332 km (0.091 R)
• M6: 2,857,619 km (0.114 R)
• M7: 3,503,582 km (0.079 R)
• M8: 3,924,999 km (0.111 R)
• M9: 5,720,922 km (0.092 R)
• M10: 7,542,874 km (0.053 R)
• M11: 8,067,813 km (0.075 R)
• M12: 9,321,892 km (0.083 R)
• M13: 9,654,897 km (0.097 R)
• M14: 12,212,572 km (0.086 R)
• M15: 14,873,469 km (0.07 R)
• M16: 15,236,992 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 559

Radius: 10.9

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 2.43 AU - 2.91 AU

Year: 2862 Days

Day: 7.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 33,128,706 km

• M1: 135,835 km (0.105 R)
• M2: 479,012 km (0.099 R)
• M3: 1,362,687 km (0.101 R)
• M4: 1,758,822 km (0.115 R)
• M5: 2,353,025 km (0.094 R)
• M6: 3,027,861 km (0.082 R)
• M7: 4,563,633 km (0.1 R)
• M8: 5,035,165 km (0.114 R)
• M9: 5,739,921 km (0.106 R)
• M10: 7,466,729 km (0.098 R)
• M11: 7,900,264 km (0.107 R)
• M12: 9,197,427 km (0.097 R)
• M13: 10,175,348 km (0.05 R)
• M14: 11,749,566 km (0.106 R)
• M15: 13,299,999 km (0.107 R)
• M16: 13,799,805 km (0.095 R)
• M17: 14,265,055 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 60.1

Radius: 13

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 3.18 AU - 3.52 AU

Year: 4022 Days

Day: 7.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 33,128,706 km

• M1: 161,715 km (0.101 R)
• M2: 2,150,021 km (0.104 R)
• M3: 3,189,875 km (0.115 R)
• M4: 5,509,390 km (0.059 R)
• M5: 6,334,123 km (0.067 R)
• M6: 7,987,180 km (0.055 R)
• M7: 9,911,906 km (0.088 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550.6

Radius: 8.1

Gravity: 8.39 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 4.06 AU - 5.08 AU

Year: 6409 Days

Day: 8.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 33,128,706 km

• M1: 100,679 km (0.073 R)
• M2: 360,980 km (0.029 R)
• M3: 674,537 km (0.034 R)
• M4: 1,094,159 km (0.108 R)
• M5: 1,364,781 km (0.081 R)
• M6: 2,105,440 km (0.107 R)
• M7: 2,530,298 km (0.106 R)
• M8: 2,800,622 km (0.07 R)
• M9: 4,354,345 km (0.049 R)
• M10: 4,718,018 km (0.1 R)
• M11: 5,746,952 km (0.097 R)
• M12: 6,217,288 km (0.032 R)
• M13: 8,048,665 km (0.035 R)
• M14: 10,394,359 km (0.093 R)
• M15: 10,670,068 km (0.109 R)
• M16: 12,021,984 km (0.074 R)
• M17: 12,377,129 km (0.078 R)
• M18: 14,202,223 km (0.085 R)
• M19: 14,945,276 km (0.109 R)
• M20: 16,508,873 km (0.035 R)
• M21: 16,947,793 km (0.104 R)
• M22: 17,980,168 km (0.044 R)
• M23: 22,685,171 km (0.108 R)
• M24: 25,154,134 km (0.119 R)
• M25: 27,271,393 km (0.114 R)
• M26: 27,620,853 km (0.091 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 424 - 18,123 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit