🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225.4

Radius: 11.7

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.83 AU - 0.97 AU

Year: 589 Days

Day: 5.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 28,274,425 km

• M1: 145,559 km (0.109 R)
• M2: 890,706 km (0.112 R)
• M3: 1,519,166 km (0.047 R)
• M4: 2,023,012 km (0.063 R)
• M5: 2,410,620 km (0.097 R)
• M6: 2,937,953 km (0.088 R)
• M7: 3,394,226 km (0.119 R)
• M8: 3,836,587 km (0.089 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 164.8

Radius: 10.3

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.88 AU - 1.18 AU

Year: 722 Days

Day: 12.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 28,274,425 km

• M1: 128,355 km (0.081 R)
• M2: 496,067 km (0.058 R)
• M3: 836,551 km (0.03 R)
• M4: 1,486,554 km (0.119 R)
• M5: 1,969,905 km (0.038 R)
• M6: 2,322,657 km (0.096 R)
• M7: 2,669,424 km (0.067 R)
• M8: 3,321,970 km (0.066 R)
• M9: 3,875,333 km (0.084 R)
• M10: 4,246,784 km (0.064 R)
• M11: 4,914,290 km (0.065 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 120.3

Radius: 14.4

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.8 AU - 1.26 AU

Year: 722 Days

Day: 14.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 28,274,425 km

• M1: 179,817 km (0.11 R)
• M2: 634,744 km (0.112 R)
• M3: 1,379,442 km (0.055 R)
• M4: 2,104,244 km (0.057 R)
• M5: 2,618,561 km (0.032 R)
• M6: 3,114,628 km (0.105 R)
• M7: 3,847,208 km (0.11 R)
• M8: 4,312,458 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 638

Radius: 11.8

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.98 AU - 1.36 AU

Year: 874 Days

Day: 13.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 28,274,425 km

• M1: 146,756 km (0.096 R)
• M2: 542,292 km (0.112 R)
• M3: 1,029,533 km (0.112 R)
• M4: 1,527,693 km (0.039 R)
• M5: 2,009,399 km (0.105 R)
• M6: 3,139,012 km (0.055 R)
• M7: 3,927,094 km (0.039 R)
• M8: 4,384,714 km (0.12 R)
• M9: 4,842,633 km (0.037 R)
• M10: 5,426,663 km (0.036 R)
• M11: 6,016,378 km (0.085 R)
• M12: 6,583,353 km (0.107 R)
• M13: 7,873,336 km (0.079 R)
• M14: 8,734,870 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 435.5

Radius: 13.4

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.12 AU - 1.86 AU

Year: 1255 Days

Day: 13.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 28,274,425 km

• M1: 166,652 km (0.096 R)
• M2: 702,811 km (0.106 R)
• M3: 1,169,257 km (0.06 R)
• M4: 1,671,756 km (0.055 R)
• M5: 2,276,132 km (0.068 R)
• M6: 2,844,454 km (0.051 R)
• M7: 3,279,634 km (0.119 R)
• M8: 3,945,793 km (0.12 R)
• M9: 4,404,610 km (0.095 R)
• M10: 5,217,675 km (0.102 R)
• M11: 6,064,548 km (0.038 R)
• M12: 7,777,892 km (0.076 R)
• M13: 9,561,249 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 310.7

Radius: 12.4

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.6 AU - 2.28 AU

Year: 1865 Days

Day: 12.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 28,274,425 km

• M1: 154,235 km (0.084 R)
• M2: 546,780 km (0.114 R)
• M3: 978,220 km (0.084 R)
• M4: 1,719,328 km (0.12 R)
• M5: 2,434,107 km (0.101 R)
• M6: 3,150,232 km (0.047 R)
• M7: 3,660,211 km (0.12 R)
• M8: 5,467,653 km (0.039 R)
• M9: 6,484,918 km (0.105 R)
• M10: 7,703,094 km (0.108 R)
• M11: 8,159,666 km (0.061 R)
• M12: 8,634,340 km (0.097 R)
• M13: 11,565,561 km (0.063 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.3

Radius: 10.6

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 4.2 AU - 6.08 AU

Year: 8044 Days

Day: 9.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 28,274,425 km

• M1: 132,693 km (0.114 R)
• M2: 515,963 km (0.063 R)
• M3: 854,353 km (0.106 R)
• M4: 1,328,130 km (0.11 R)
• M5: 1,663,977 km (0.041 R)
• M6: 2,029,146 km (0.101 R)
• M7: 2,925,087 km (0.04 R)
• M8: 4,687,500 km (0.079 R)
• M9: 6,839,016 km (0.103 R)
• M10: 7,236,049 km (0.082 R)
• M11: 7,683,496 km (0.032 R)
• M12: 8,710,336 km (0.059 R)
• M13: 9,993,138 km (0.098 R)
• M14: 12,632,643 km (0.092 R)
• M15: 14,112,914 km (0.109 R)
• M16: 17,476,023 km (0.079 R)
• M17: 18,599,952 km (0.048 R)
• M18: 19,310,243 km (0.115 R)
• M19: 21,903,522 km (0.103 R)
• M20: 23,209,511 km (0.071 R)
• M21: 24,643,556 km (0.084 R)
• M22: 25,500,303 km (0.066 R)
• M23: 26,135,945 km (0.081 R)
• M24: 27,938,001 km (0.075 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 369 - 11,744 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit