🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.5 AU - 0.78 AU

Year: 326 Days

Day: 36.2 Hours

Environment

Temp: -124 °C

Axial Tilt: 41.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 26,047,389 km

• M1: 41,439 km (0.041 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 80

Radius: 9.3

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.73 AU - 0.93 AU

Year: 481 Days

Day: 5.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 26,047,389 km

• M1: 115,789 km (0.086 R)
• M2: 449,542 km (0.095 R)
• M3: 753,375 km (0.079 R)
• M4: 1,082,640 km (0.094 R)
• M5: 1,389,016 km (0.106 R)
• M6: 1,718,281 km (0.115 R)
• M7: 2,745,869 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.4

Radius: 14.2

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1 AU - 1.36 AU

Year: 815 Days

Day: 13.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 26,047,389 km

• M1: 178,171 km (0.115 R)
• M2: 1,216,231 km (0.094 R)
• M3: 2,828,447 km (0.067 R)
• M4: 3,561,327 km (0.096 R)
• M5: 4,674,634 km (0.118 R)
• M6: 5,351,116 km (0.064 R)
• M7: 6,303,905 km (0.086 R)
• M8: 6,946,428 km (0.062 R)
• M9: 7,656,868 km (0.115 R)
• M10: 8,285,478 km (0.087 R)
• M11: 9,112,605 km (0.092 R)

Asteroid Belt

Center: 1.59 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 991.4

Radius: 9.6

Gravity: 10.76 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.9 AU - 2.08 AU

Year: 1785 Days

Day: 10.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 26,047,389 km

• M1: 119,379 km (0.116 R)
• M2: 433,385 km (0.06 R)
• M3: 808,128 km (0.088 R)
• M4: 1,448,257 km (0.091 R)
• M5: 2,214,796 km (0.086 R)
• M6: 3,021,578 km (0.104 R)
• M7: 3,415,319 km (0.092 R)
• M8: 4,187,394 km (0.057 R)
• M9: 4,850,262 km (0.081 R)
• M10: 5,462,716 km (0.062 R)
• M11: 6,570,189 km (0.096 R)
• M12: 8,188,239 km (0.116 R)
• M13: 9,291,524 km (0.095 R)
• M14: 10,491,149 km (0.071 R)
• M15: 13,281,000 km (0.099 R)
• M16: 13,804,443 km (0.08 R)
• M17: 15,697,604 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 693.7

Radius: 9.2

Gravity: 8.2 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 2.83 AU - 4.35 AU

Year: 4325 Days

Day: 12 Hours

Environment

Temp: -199 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 26,047,389 km

• M1: 115,340 km (0.051 R)
• M2: 971,189 km (0.029 R)
• M3: 2,309,193 km (0.089 R)
• M4: 3,165,192 km (0.113 R)
• M5: 4,312,308 km (0.074 R)
• M6: 5,058,802 km (0.115 R)
• M7: 5,435,489 km (0.094 R)
• M8: 5,947,413 km (0.065 R)
• M9: 6,491,052 km (0.055 R)
• M10: 7,334,484 km (0.036 R)
• M11: 7,642,955 km (0.038 R)
• M12: 10,518,077 km (0.107 R)
• M13: 11,959,303 km (0.112 R)
• M14: 12,291,410 km (0.119 R)
• M15: 14,361,844 km (0.036 R)
• M16: 15,507,614 km (0.075 R)
• M17: 16,831,256 km (0.088 R)
• M18: 17,188,646 km (0.089 R)
• M19: 17,673,044 km (0.053 R)
• M20: 18,923,831 km (0.117 R)
• M21: 22,594,365 km (0.03 R)
• M22: 23,841,712 km (0.079 R)
• M23: 25,367,012 km (0.069 R)
• M24: 27,037,721 km (0.099 R)
• M25: 27,528,103 km (0.073 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 75

Radius: 12.1

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 5.01 AU - 5.17 AU

Year: 7301 Days

Day: 13.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 150.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 26,047,389 km

• M1: 150,495 km (0.115 R)
• M2: 529,876 km (0.063 R)
• M3: 1,069,625 km (0.093 R)
• M4: 1,957,339 km (0.072 R)
• M5: 2,525,661 km (0.058 R)
• M6: 3,006,468 km (0.081 R)
• M7: 3,530,211 km (0.101 R)
• M8: 4,740,158 km (0.103 R)
• M9: 5,262,255 km (0.11 R)
• M10: 7,091,837 km (0.064 R)
• M11: 7,807,363 km (0.116 R)
• M12: 8,702,258 km (0.083 R)
• M13: 9,278,210 km (0.049 R)
• M14: 9,843,390 km (0.092 R)
• M15: 12,004,481 km (0.062 R)
• M16: 13,775,570 km (0.111 R)
• M17: 15,033,240 km (0.117 R)
• M18: 17,508,935 km (0.052 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 38.7

Radius: 6.3

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 6.84 AU - 10.94 AU

Year: 16853 Days

Day: 24.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 26,047,389 km

• M1: 78,389 km (0.114 R)
• M2: 312,061 km (0.116 R)
• M3: 550,819 km (0.058 R)
• M4: 822,489 km (0.095 R)
• M5: 1,020,108 km (0.099 R)
• M6: 3,646,149 km (0.071 R)
• M7: 4,837,247 km (0.11 R)
• M8: 5,092,910 km (0.113 R)
• M9: 6,665,034 km (0.097 R)
• M10: 12,688,592 km (0.109 R)
• M11: 14,449,359 km (0.096 R)
• M12: 21,924,316 km (0.049 R)
• M13: 24,670,185 km (0.058 R)
• M14: 25,814,309 km (0.07 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 493 - 19,707 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit