🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.5 AU - 0.68 AU

Year: 293 Days

Day: 21.1 Hours

Environment

Temp: -136 °C

Axial Tilt: 16.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 859.7

Radius: 14.2

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.76 AU - 0.84 AU

Year: 462 Days

Day: 5.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 43,989,901 km

• M1: 176,675 km (0.096 R)
• M2: 626,516 km (0.063 R)
• M3: 1,185,713 km (0.069 R)
• M4: 1,669,363 km (0.059 R)
• M5: 2,134,462 km (0.114 R)
• M6: 2,697,698 km (0.093 R)
• M7: 3,347,552 km (0.064 R)
• M8: 3,990,224 km (0.076 R)
• M9: 4,562,885 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 679.9

Radius: 12.2

Gravity: 4.57 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.56 AU - 1.82 AU

Year: 1419 Days

Day: 8.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 43,989,901 km

• M1: 151,842 km (0.116 R)
• M2: 688,749 km (0.097 R)
• M3: 1,138,440 km (0.08 R)
• M4: 1,538,016 km (0.116 R)
• M5: 2,108,881 km (0.103 R)
• M6: 3,012,153 km (0.114 R)
• M7: 3,411,879 km (0.079 R)
• M8: 5,070,171 km (0.109 R)
• M9: 5,509,390 km (0.097 R)
• M10: 7,007,912 km (0.072 R)
• M11: 7,554,393 km (0.112 R)
• M12: 9,030,924 km (0.115 R)
• M13: 11,067,849 km (0.078 R)
• M14: 11,846,506 km (0.062 R)
• M15: 12,510,421 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 220.1

Radius: 14.4

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.68 AU - 1.96 AU

Year: 1585 Days

Day: 14.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 43,989,901 km

• M1: 179,069 km (0.112 R)
• M2: 1,033,422 km (0.108 R)
• M3: 1,624,334 km (0.114 R)
• M4: 2,321,161 km (0.114 R)
• M5: 3,320,026 km (0.084 R)
• M6: 4,176,473 km (0.091 R)
• M7: 5,934,099 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 166.7

Radius: 13.4

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 2.51 AU - 3.43 AU

Year: 3305 Days

Day: 8.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 43,989,901 km

• M1: 166,652 km (0.033 R)
• M2: 604,375 km (0.089 R)
• M3: 1,092,064 km (0.062 R)
• M4: 1,524,851 km (0.104 R)
• M5: 2,224,221 km (0.088 R)
• M6: 2,743,775 km (0.107 R)
• M7: 3,821,029 km (0.066 R)
• M8: 4,631,700 km (0.038 R)
• M9: 5,895,802 km (0.063 R)
• M10: 6,747,762 km (0.077 R)
• M11: 7,432,621 km (0.047 R)
• M12: 10,961,934 km (0.074 R)
• M13: 12,211,973 km (0.071 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 598.1

Radius: 11.8

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 2.78 AU - 3.64 AU

Year: 3713 Days

Day: 14.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 43,989,901 km

• M1: 146,905 km (0.1 R)
• M2: 536,757 km (0.085 R)
• M3: 1,208,003 km (0.101 R)
• M4: 2,177,846 km (0.106 R)
• M5: 3,648,692 km (0.056 R)
• M6: 4,211,629 km (0.12 R)
• M7: 4,736,119 km (0.063 R)
• M8: 5,752,786 km (0.114 R)
• M9: 6,817,474 km (0.117 R)
• M10: 7,608,249 km (0.076 R)
• M11: 8,424,006 km (0.057 R)
• M12: 13,068,720 km (0.073 R)
• M13: 13,693,890 km (0.058 R)
• M14: 14,541,362 km (0.042 R)
• M15: 15,108,039 km (0.067 R)
• M16: 16,673,281 km (0.096 R)
• M17: 17,351,558 km (0.118 R)
• M18: 19,934,215 km (0.106 R)
• M19: 21,416,132 km (0.104 R)

Asteroid Belt

Center: 4.75 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 640.5

Radius: 6.4

Gravity: 15.64 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 5.28 AU - 7.3 AU

Year: 10186 Days

Day: 18.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 43,989,901 km

• M1: 81,232 km (0.092 R)
• M2: 280,945 km (0.093 R)
• M3: 493,673 km (0.072 R)
• M4: 726,298 km (0.098 R)
• M5: 1,032,824 km (0.088 R)
• M6: 1,384,379 km (0.074 R)
• M7: 1,690,755 km (0.115 R)
• M8: 2,421,092 km (0.112 R)
• M9: 3,066,008 km (0.083 R)
• M10: 4,660,422 km (0.08 R)
• M11: 4,904,117 km (0.054 R)
• M12: 5,188,503 km (0.112 R)
• M13: 6,180,337 km (0.111 R)
• M14: 6,400,395 km (0.047 R)
• M15: 6,856,220 km (0.066 R)
• M16: 7,333,437 km (0.115 R)
• M17: 8,134,085 km (0.097 R)
• M18: 10,007,649 km (0.114 R)
• M19: 10,884,741 km (0.104 R)
• M20: 11,260,381 km (0.075 R)
• M21: 13,209,193 km (0.052 R)
• M22: 15,776,891 km (0.036 R)
• M23: 19,197,596 km (0.106 R)
• M24: 21,204,152 km (0.117 R)
• M25: 24,333,290 km (0.114 R)
• M26: 25,161,165 km (0.081 R)
• M27: 26,007,590 km (0.089 R)
• M28: 28,559,281 km (0.079 R)
• M29: 33,361,821 km (0.112 R)
• M30: 34,154,241 km (0.046 R)
• M31: 44,527,956 km (0.059 R)
• M32: 46,043,083 km (0.114 R)
• M33: 47,308,083 km (0.092 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 147.2

Radius: 6.4

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 9.17 AU - 9.87 AU

Year: 18966 Days

Day: 20 Hours

Environment

Temp: -220 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 43,989,901 km

• M1: 106,514 km (0.081 R)
• M2: 410,197 km (0.108 R)
• M3: 1,128,566 km (0.083 R)
• M4: 2,197,294 km (0.042 R)
• M5: 3,403,052 km (0.062 R)
• M6: 5,058,203 km (0.055 R)
• M7: 5,568,332 km (0.082 R)
• M8: 5,768,344 km (0.117 R)
• M9: 8,558,644 km (0.1 R)
• M10: 10,851,381 km (0.113 R)
• M11: 11,322,764 km (0.06 R)
• M12: 14,008,644 km (0.083 R)
• M13: 25,005,882 km (0.033 R)
• M14: 26,950,954 km (0.038 R)
• M15: 31,139,395 km (0.081 R)
• M16: 31,665,232 km (0.064 R)
• M17: 33,278,346 km (0.096 R)
• M18: 38,204,753 km (0.099 R)
• M19: 38,807,333 km (0.12 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: 302 - 13,039 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit