🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.48 AU - 0.52 AU

Year: 228 Days

Day: 20.4 Hours

Environment

Temp: -120 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,741,451 km

• M1: 55,501 km (0.081 R)

Asteroid Belt

Center: 0.96 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 822.4

Radius: 12

Gravity: 5.71 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.15 AU - 1.69 AU

Year: 1093 Days

Day: 8 Hours

Environment

Temp: -180 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 88,741,451 km

• M1: 149,299 km (0.047 R)
• M2: 547,379 km (0.066 R)
• M3: 1,388,867 km (0.104 R)
• M4: 1,821,952 km (0.104 R)
• M5: 2,357,214 km (0.082 R)
• M6: 2,862,106 km (0.083 R)
• M7: 3,349,646 km (0.105 R)
• M8: 3,827,312 km (0.088 R)
• M9: 4,787,880 km (0.111 R)
• M10: 5,624,581 km (0.08 R)
• M11: 6,961,537 km (0.066 R)
• M12: 7,485,429 km (0.112 R)
• M13: 8,062,278 km (0.057 R)
• M14: 9,574,413 km (0.08 R)
• M15: 10,128,673 km (0.119 R)
• M16: 10,802,313 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 776.7

Radius: 10.1

Gravity: 7.61 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 2.49 AU - 2.89 AU

Year: 2849 Days

Day: 7.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 88,741,451 km

• M1: 125,662 km (0.104 R)
• M2: 457,769 km (0.078 R)
• M3: 978,669 km (0.107 R)
• M4: 1,296,864 km (0.057 R)
• M5: 1,848,132 km (0.03 R)
• M6: 2,165,579 km (0.087 R)
• M7: 2,519,827 km (0.103 R)
• M8: 3,064,213 km (0.101 R)
• M9: 3,803,526 km (0.063 R)
• M10: 4,726,395 km (0.092 R)
• M11: 6,143,685 km (0.085 R)
• M12: 7,131,929 km (0.038 R)
• M13: 11,814,941 km (0.105 R)
• M14: 12,695,773 km (0.093 R)
• M15: 14,390,567 km (0.107 R)
• M16: 16,019,389 km (0.04 R)
• M17: 16,445,144 km (0.054 R)
• M18: 17,208,243 km (0.037 R)
• M19: 21,127,408 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 266.9

Radius: 12.1

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 3.24 AU - 4 AU

Year: 4447 Days

Day: 9.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 88,741,451 km

• M1: 150,795 km (0.047 R)
• M2: 599,738 km (0.117 R)
• M3: 1,898,846 km (0.118 R)
• M4: 4,287,625 km (0.1 R)
• M5: 5,997,827 km (0.088 R)
• M6: 6,601,305 km (0.077 R)
• M7: 7,214,806 km (0.078 R)
• M8: 7,644,750 km (0.092 R)
• M9: 8,124,361 km (0.107 R)
• M10: 10,170,860 km (0.036 R)
• M11: 11,853,238 km (0.09 R)
• M12: 12,409,742 km (0.073 R)
• M13: 13,028,628 km (0.087 R)
• M14: 13,807,435 km (0.097 R)
• M15: 19,795,837 km (0.103 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 99.9

Radius: 5.7

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 7.36 AU - 8.44 AU

Year: 14337 Days

Day: 21.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 88,741,451 km

• M1: 70,909 km (0.065 R)
• M2: 257,608 km (0.095 R)
• M3: 513,420 km (0.076 R)
• M4: 1,443,320 km (0.107 R)
• M5: 2,742,129 km (0.087 R)
• M6: 2,987,619 km (0.098 R)
• M7: 4,972,334 km (0.119 R)
• M8: 6,092,822 km (0.057 R)
• M9: 9,697,981 km (0.044 R)
• M10: 9,915,048 km (0.119 R)
• M11: 10,314,175 km (0.096 R)
• M12: 14,740,925 km (0.078 R)
• M13: 17,719,419 km (0.119 R)
• M14: 19,314,880 km (0.061 R)
• M15: 22,182,671 km (0.084 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 785.5

Radius: 6.7

Gravity: 17.5 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 9.72 AU - 12.26 AU

Year: 23524 Days

Day: 16.4 Hours

Environment

Temp: -235 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 88,741,451 km

• M1: 93,798 km (0.082 R)
• M2: 382,522 km (0.115 R)
• M3: 672,442 km (0.055 R)
• M4: 916,137 km (0.081 R)
• M5: 1,641,537 km (0.084 R)
• M6: 3,476,505 km (0.072 R)
• M7: 3,819,682 km (0.086 R)
• M8: 4,796,108 km (0.086 R)
• M9: 5,182,220 km (0.087 R)
• M10: 5,505,950 km (0.096 R)
• M11: 6,060,509 km (0.083 R)
• M12: 6,419,993 km (0.065 R)
• M13: 9,112,904 km (0.107 R)
• M14: 10,073,173 km (0.11 R)
• M15: 12,052,652 km (0.115 R)
• M16: 12,839,237 km (0.082 R)
• M17: 14,514,285 km (0.076 R)
• M18: 18,199,479 km (0.116 R)
• M19: 18,477,581 km (0.096 R)
• M20: 19,716,251 km (0.078 R)
• M21: 20,705,991 km (0.091 R)
• M22: 21,728,343 km (0.1 R)
• M23: 22,676,943 km (0.11 R)
• M24: 24,769,667 km (0.069 R)
• M25: 26,867,927 km (0.092 R)
• M26: 29,335,095 km (0.088 R)
• M27: 30,493,132 km (0.117 R)
• M28: 31,017,323 km (0.076 R)
• M29: 46,505,340 km (0.118 R)
• M30: 51,513,279 km (0.116 R)
• M31: 52,070,381 km (0.092 R)
• M32: 53,007,612 km (0.112 R)
• M33: 54,147,099 km (0.104 R)
• M34: 55,886,773 km (0.081 R)
• M35: 57,464,132 km (0.056 R)
• M36: 76,577,654 km (0.107 R)
• M37: 77,060,855 km (0.088 R)
• M38: 80,250,731 km (0.052 R)
• M39: 80,999,169 km (0.091 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 271 - 14,868 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit